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ct10.241 c-series 24v, 10a, t hree p hase i nput p ower s upply ? 3ac 380-480v wide-range input ? 2 or 3-phase operation possible ? width only 62mm ? efficiency up to 92.9% due to synchronous rectifier ? excellent partial load efficiency ? 20% output power reserves ? easy fuse tripping due to high overload current ? input -transient blanking circuit included ? minimal inrush current surge ? three input fuses included ? current sharing feature for parallel use ? full power between -25c and +60c ? 3 year warranty 1/22 g eneral d escription the dimension c-series are cost optimized power supplies without compromisi ng quality, reliability and performance. the c-series is part of the dimension power supply family. the mo st outstanding features of ct10.241 are the high effi ciency, electronic inrush current limitation, active inpu t transient filter and wide operational temperature ra nge. the small size is achieved by a synchronous rectification and further technological design details. the c-series includes all th e essential basic functions. the devices have a power reserve of 20% included, which may even be used cont inuously at temperatures up to +45c. additionally, the ct10.241 can deliver 3 times the nominal output current for 10ms which helps to trip fuses on faulty output branches. s hort - form d ata output voltage dc 24v adjustment range 24-28v output current 10 C 8.6a ambient <60c 12 C 10.3a ambient <45c output power 240w ambient <60c 288w ambient <45c output ripple < 50mvpp 20hz to 20mhz input voltage ac 380-480v -15%/+20% mains frequency 50-60hz 6% ac input current 0.7 / 0.6a at 3x400 / 480vac power factor 0.53 / 0.52 at 3x400 / 480vac ac inrush current typ. 4a peak efficiency 92.8 / 92.9% at 3x400 / 480vac losses 18.6 / 18.3w at 3x400 / 480vac temperature range -25c to +70c operational derating 6w/c +60 to +70c hold-up time typ. 34 / 54ms at 3x400 / 480vac dimensions 62x124x117mm wxhxd o rder n umbers power supply ct10.241 24-28v standard unit accessory zm1.wall wall mount bracket zm13.side side mount bracket yrm2.diode decoupling module uf20.241 buffer unit m arkings ind. cont. eq. ul 508 ul 60950-1 marine, pending emc, lvd jan. 2010 / rev. 1.3 ds-ct10.241-en all parameters are specified at 24v, 10a, 3x400vac, 25c ambient and after a 5 minutes run-in time unless otherwise noted. www.pulspower.com phone +49 89 9278 0 germany
ct10.241 c-series 24v, 10a, t hree p hase i nput i ndex page page 1. intended use .......................................................3 2. installation requirements ...................................3 3. ac-input ...............................................................4 4. dc-input ...............................................................5 5. input inrush current ...........................................5 6. output .................................................................6 7. hold-up time .......................................................7 8. efficiency and power losses ................................8 9. functional diagram .............................................9 10. front side and user elements .............................9 11. terminals and wiring ........................................10 12. reliability ...........................................................10 13. emc ....................................................................11 14. environment ......................................................12 15. protection features ...........................................13 16. safety features ..................................................13 17. dielectric strength ............................................13 18. approvals ...........................................................14 19. fulfilled standards ............................................14 20. used substances ............................................... 14 21. physical dimensions and weight ..................... 15 22. accessories ........................................................ 16 23. application notes ............................................. 17 23.1. peak current capability ...........................17 23.2. back-feeding loads ..................................17 23.3. charging of batteries ...............................18 23.4. output circuit breakers ............................18 23.5. external input protection .........................19 23.6. using only 2 legs of a 3-phase system ....19 23.7. inductive and capacitive loads ................20 23.8. parallel use to increase output power ....20 23.9. parallel use for redundancy ....................20 23.10. daisy chaining of outputs .......................21 23.11. series operation .......................................21 23.12. use in a tightly sealed enclosure ............21 23.13. mounting orientations ............................22 the information presented in this docume nt is believed to be a ccurate and reliable and ma y change without notice. t erminology and a breviations pe and symbol pe is the abbreviation for p rotective e arth and has the same meaning as the symbol . earth, ground this document uses the term earth which is the same as the u.s. term ground. t.b.d. to be defined, value or de scription will follow later. ac 400v a figure displayed with the ac or dc before the value represents a nominal voltage with standard tolerances (usually 15%) included. e.g.: dc 12v describes a 12v battery disregardi ng whether it is full (13.7v) or flat (10v) 400vac a figure with the unit (vac) at the end is a momentary figure without any additional tolerances included. 50hz vs. 60hz as long as not otherwise stated, ac 380v and ac 400v parameters are valid at 50hz and ac 480v parameters are valid at 60hz mains frequency. jan. 2010 / rev. 1.3 ds-ct10.241-en all parameters are specified at 24v, 10a, 3x400vac, 25c ambient and after a 5 minutes run-in time unless otherwise noted. www.pulspower.com phone +49 89 9278 0 germany 2/22
ct10.241 c-series 24v, 10a, t hree p hase i nput 1. i ntended u se this device is designed for installation in an enclosure and is intended for th e general use such as in industrial control, office, communication, and instrumentation equipment. do not use this power supply in aircra fts, trains and nuclear equipment where malfunction may caus e severe personal injury or threaten human life. this device is designed for use in non-hazardous, ordinary or unclassified locations. do not use in hazardous location areas. 2. i nstallation r equirements this device may only be installed and put into opera tion by qualified personnel. this device does not contain serviceable pa rts. the tripping of an internal fuse (i f included) is caused by an internal defect. if damage or malfuncti on should occur during installation or operation, i mmediately turn power off and send unit to the factory for inspection. mount the unit on a din-rail so that the output terminals are located on top and input terminal on the bottom. for other mounting orientations see de-rating requirements in this document. this device is designed for convection cooling and does not require an external fan. do not obstruct airflow and do not cover ventilation grid (e.g. cable conduits) by more than 30%! keep the following installation clearance s: 40mm on top, 20mm on the bottom, 5mm on the left and right sides are recommended when the device is loaded permanently with more than 50% of th e rated power. increase this clearance to 15mm in case the adjacent device is a heat source (e.g. another power supply). warning risk of electrical shock, fi re, personal injury or death. - do not use the power supply without proper grounding (protective earth). us e the terminal on the input block for earth connection and not one of the screws on the housing. - turn power off before working on the devi ce. protect against inad vertent re-powering. - make sure that the wiring is correct by following all local and national codes. - do not modify or repair the unit. - do not open the unit as high voltages are present inside. - use caution to prevent any foreign ob jects from entering into the housing. - do not use in wet locations or in areas wh ere moisture or condens ation can be expected. - do not touch during power-on, and immediatel y after power-off. hot surface may cause burns. jan. 2010 / rev. 1.3 ds-ct10.241-en all parameters are specified at 24v, 10a, 3x400vac, 25c ambient and after a 5 minutes run-in time unless otherwise noted. www.pulspower.com phone +49 89 9278 0 germany 3/22
ct10.241 c-series 24v, 10a, t hree p hase i nput 3. ac-i nput ac input nom. 3ac 380-480v tn, tt, it-mains networks, grounding of one phase is allowed except for ul508 applications ac input range 3x 323-576v ac continuous operation 3x 576-700vac for max. 1 second, occasional (not periodical) 3x 200-323vac full power for 200ms, no damage between 0 and 200vac allowed voltage phase to earth 500vac iec 62103 input frequency nom. 50C60hz 6% turn-on voltage typ. 3x 260v ac steady-state value, see fig. 3-1 shut-down voltage typ. 3x 185v ac steady-state value, see fig. 3-1 3ac 400v 3ac 480v input current typ. 0.7a 0.6a at 24v , 10a, symmetrical phase voltage, see fig. 3-3 power factor *) typ. 0.53 0.52 at 24v, 10a, see fig. 3-4 start-up delay typ. 90ms 90ms see fig. 3-2 rise time typ. 40ms 40ms 0mf, 24v, 10a, see fig. 3-2 typ. 85ms 85ms 10mf, 24v, 10a, see fig. 3-2 turn-on overshoot max. 200mv 200mv see fig. 3-2 *) the power factor is the ratio of the true (or real) power to the apparent power in an ac circuit. fig. 3-1 input voltage range fig. 3-2 turn-on behavior, definitions turn-on 323v rated input range v in p out 185v 576v shut-down 260v 3x700vac < 1s start-up delay rise time overshoot - 5% output voltage input voltage fig. 3-3 input current vs. output load at 24v fig. 3-4 power factor vs. output load 12a 0246810 0 0.1 0.2 0.3 0.4 0.8a input current, typ. 0.5 output current 3 x 4 0 0 v a c 3 x 4 8 0 v a c 0.6 0.7 power factor, typ. 024681012 a 0.35 0.4 0.45 0.5 0.55 0.6 3x 400vac 3x 480vac output current jan. 2010 / rev. 1.3 ds-ct10.241-en all parameters are specified at 24v, 10a, 3x400vac, 25c ambient and after a 5 minutes run-in time unless otherwise noted. www.pulspower.com phone +49 89 9278 0 germany 4/22
ct10.241 c-series 24v, 10a, t hree p hase i nput 4. dc-i nput dc input nom. dc 600v dc input range min. 450-780v dc continuous operation allowed voltage line to earth max. 820vdc iec 62103 dc input current typ. 0.58a / 0.34a 450vdc / 780vdc, at 24v, 10a turn-on voltage typ. 370vdc steady state value shut-down voltage typ. 260vdc steady state value fig. 4-1 wiring for dc input instructions for dc use: + - load l1 pe + - power supply ac dc battery l2 l3 fuse fuse a) use a battery or si milar dc source. for other sources contact puls b) connect +pole to l1 and Cpole to l2. c) terminal l3 remains unused, te rminal screw of l3 must be securely tightened. d) use appropriate external fuses in the + and C lines which are suitable for the dc-voltage. e) connect the pe terminal to a earth wire or to the machine ground. f) dc-operation is not include d in the ul approval. additional testing might be necessary. 5. i nput i nrush c urrent an active inrush limitation circuit limi ts the input inrush current after turn-on of the input voltage and after short input voltage interruptions. the charging current into emi suppression capacitors is disregarded in th e first microseconds after switch-on. 3ac 400v 3ac 480v inrush current max. 10a peak 10a peak -25c to +70c typ. 4a peak 4a peak -25c to +70c inrush energy max. 0.5a 2 s 0.5a 2 s -25c to +70c fig. 5-1 input inrush current, typical behavior output voltage input voltage input current 20ms / div input: 3x 400vac output: 24v, 10a ambient: 25c upper curve: input current 1a / div middle curve: input voltage 500v / div lower curve: output voltage 10v / div time basis: 20ms / div jan. 2010 / rev. 1.3 ds-ct10.241-en all parameters are specified at 24v, 10a, 3x400vac, 25c ambient and after a 5 minutes run-in time unless otherwise noted. www.pulspower.com phone +49 89 9278 0 germany 5/22
ct10.241 c-series 24v, 10a, t hree p hase i nput 6. o utput output voltage nom. 24v adjustment range min. 24-28v guaranteed max. 30v at clockwise end position of potentiometer factory setting typ. 24.1v 0.2%, at fu ll load, cold unit, in single use mode typ. 24.1v 0.2%, at full load, cold unit, in parallel use mode typ. 25.1v at no load, cold unit, in parallel use mode line regulation max. 10mv 3x 323-576vac load regulation max. 100mv in s ingle use mode: static value, 0a ? 10a typ. 1000mv in parallel use mode: static value, 0a ? 10a, see fig. 6-2 ripple and noise voltage max. 50mvpp 20hz to 20mhz, 50ohm output capacitance typ. 6 500f output current nom. 12a at 24v, ambient < 45c, see fig. 6-1 nom. 10a at 24v, ambient < 60c, see fig. 6-1 nom. 10.3a at 28v, ambient < 45c, see fig. 6-1 nom. 8.6a at 28v, ambient < 60c, see fig. 6-1 output power nom. 288w ambient < 45c nom. 240w ambient < 60c short-circuit current min. 19a cont inuous, load impe dance 100mohm, see fig. 6-1 max. 23a continuous, lo ad impedance 100mohm, see fig. 6-1 min. 28a <20ms, load impedance 100mohm, see fig. 6-1 max. 32a <20ms, load impedance 100mohm, see fig. 6-1 discharge current of output capacitors not included fig. 6-1 output voltage vs. output current, typ. fig. 6-2 output voltage in parallel use mode, typ. output voltage (single use, typ.) 0 0918 4 8 12 28v 16 20 24 30 a 21 12 3 6 15 24 27 adjustment range output current extra current for 20ms continuous current factory setting output voltage (parallel use, typ.) 22v 048 23v 24v 25v 29v 26v 27v 28v 12a 10 6 2 adjustment range factory setting output current peak current capability (up to several milliseconds) the power supply can deliver a peak curren t which is higher than th e specified short term current. this helps to start current demanding loads or to safely operate subsequent circuit breakers. the extra current is supplied by the out put capacitors inside the power supply. during this event, the capacitors will be discharged and causes a voltage dip on the out put. detailed curves can be found in chapter 23.1 . peak current voltage dips typ. from 24v to 6v at 20a for 50ms, resistive load typ. from 24v to 12v at 50a for 2ms, resistive load typ. from 24v to 3v at 50a for 5ms, resistive load jan. 2010 / rev. 1.3 ds-ct10.241-en all parameters are specified at 24v, 10a, 3x400vac, 25c ambient and after a 5 minutes run-in time unless otherwise noted. www.pulspower.com phone +49 89 9278 0 germany 6/22
ct10.241 c-series 24v, 10a, t hree p hase i nput 7. h old - up t ime 3ac 400v 3ac 480v hold-up time typ. 34ms 54ms at 24v, 10a, see fig. 7-1 typ. 68ms 108ms at 24v, 5a, see fig. 7-1 fig. 7-1 hold-up time vs. input voltage fig. 7-2 shut-down behavior, definitions 0 20 40 60 100ms 320 360 400 440 3x480vac input voltage hold-up time at 24vdc 5 a , t y p . 10 a , t y p . 1 0 a , m i n . 5 a , m i n . 80 - 5% hold-up time output voltage input voltage l1 l2 l3 jan. 2010 / rev. 1.3 ds-ct10.241-en all parameters are specified at 24v, 10a, 3x400vac, 25c ambient and after a 5 minutes run-in time unless otherwise noted. www.pulspower.com phone +49 89 9278 0 germany 7/22
ct10.241 c-series 24v, 10a, t hree p hase i nput 8. e fficiency and p ower l osses 3ac 400v 3ac 480v efficiency typ. 92.8% 92.9% at 24v, 10a, 3-phase operation typ. 92.4% 92.6% at 24v, 10a, wh en using only two legs of a 3- phase system, see also chapter 23.6 . average efficiency *) typ. 92.2% 92.0% 25% at 2.5a, 25% at 5a, 25% at 7.5a. 25% at 10a, 3-phase operation power losses typ. 2.3w 2.6w at 0a, 3-phase operation typ. 18.6w 18.3w at 24v, 10a, 3-phase operation typ. 23.5w 22.8w at 24v, 12a, 3-phase operation *) the average efficiency is an assumption for a typical application where the power supply is loaded with 25% of the nominal load for 25% of the time, 50% of the nominal load for another 25% of the time, 75% of the nominal load for another 25% of the time and with 100% of the nominal load for the rest of the time. fig. 8-1 efficiency vs. output current at 24v, typ., 3-phase operation fig. 8-2 losses vs. output current at 24v, typ., 3-phase operation efficiency 2 90 91 92 89 93% 12a 481 0 output current 6 3 x 4 8 0 v a c 3 x 4 0 0 v a c power losses 024 81012 a 0 3 9 12 18 21 24w output current 6 6 15 3x480vac 3x400vac 3x480vac 3x400vac fig. 8-3 efficiency vs. input voltage at 24v, 10a, typ., 3-phase operation fig. 8-4 losses vs. input voltage at 24v, 10a, typ., 3-phase operation efficiency 350 400 450 500 3x550 va c 92.0 92.2 92.4 92.6 input voltage 92.8 93.0 93.2% power losses 350 400 450 500 3x550 vac 17.0 17.5 18.0 18.5 input voltage 19.0 19.5 20w jan. 2010 / rev. 1.3 ds-ct10.241-en all parameters are specified at 24v, 10a, 3x400vac, 25c ambient and after a 5 minutes run-in time unless otherwise noted. www.pulspower.com phone +49 89 9278 0 germany 8/22
ct10.241 c-series 24v, 10a, t hree p hase i nput 9. f unctional d iagram fig. 9-1 functional diagram + + - - v out output over- voltage protection pfc inductor inrush limiter transient filter input fuses input filter input rectifier output voltage regulator power converter output filter output power manager temper- ature shut- down dc-ok led l2 l3 l1 single / parallel 10. f ront s ide and u ser e lements fig. 10-1 front side a output terminals screw terminals, dual terminals per pole + positive output - negative (return) output b input terminals screw terminals l1, l2, l3 phase input pe (protective earth) input c output voltage potentiometer open the flap to set the output voltage. factory set: 24.1v d parallel use single use selector set jumper to parallel use when power supplies are connected in parallel to increase the output power. in order to achieve a sharing of the load current between the individual power supplies, the parallel use regulates the output voltage in such a manner that the voltage at no load is approx. 5% higher th an at nominal load. see also fig. 6-2 . a missing jumper is equal to a single use mode. factory setting is single use mode. e dc-ok led (green) on when the voltage on the output terminals is > 21v a c d e b jan. 2010 / rev. 1.3 ds-ct10.241-en all parameters are specified at 24v, 10a, 3x400vac, 25c ambient and after a 5 minutes run-in time unless otherwise noted. www.pulspower.com phone +49 89 9278 0 germany 9/22
ct10.241 c-series 24v, 10a, t hree p hase i nput 11. t erminals and w iring input output type screw terminals screw terminals solid wire 0.5-6mm 2 0.5-6mm 2 stranded wire 0.5-4mm 2 0.5-4mm 2 american wire gauge 20-10 awg 20-10 awg wire stripping length 7mm / 0.275inch 7mm / 0.275inch screwdriver 3.5mm slotted or pozidrive no 2 3.5mm slotted or pozidrive no 2 recommended tightening torque 0.8n m, 7lb.in 0.8nm, 7lb.in instructions: a) use appropriate copper cables that are designed for an operating temperature of: 60c for ambient up to 45c and 75c for ambient up to 60c minimum. b) follow national installation codes and installation regulations! c) ensure that all strands of a strande d wire enter the terminal connection! d) up to two stranded wires with the same cross secti on are permitted in one connect ion point (except pe wire). e) do not use the unit without pe connection. f) screws of unused terminal compa rtments should be securely tightened. g) ferrules are allowed, but not required 12. r eliability 3-phase operation 3ac 400v 3ac 480v lifetime expectancy *) 54 000h 62 000h at 24v, 10a and 40c 133 000h 134 000h at 24v, 5a and 40c 151 000h 176 000h at 24v, 10a and 25c mtbf **) sn 29500, iec 61709 975 000h 985 000h at 24v, 10a and 40c 1 706 000h 1 723 000h at 24v, 10a and 25c mtbf **) mil hdbk 217f 445 000h 429 000h at 24v, 10a and 40c; ground benign gb40 584 000h 427 000h at 24v, 10a and 25c; ground benign gb25 operation only on 2 legs of a three phase system 2ac 400v 2ac 480v lifetime expectancy *) 48 000h 58 000h at 24v, 10a and 40c 134 000h 145 000h at 24v, 5a and 40c 135 000h 164 000h at 24v, 10a and 25c mtbf **) sn 29500, iec 61709 925 000h 939 000h at 24v, 10a and 40c 1 633 000h 1 656 000h at 24v, 10a and 25c mtbf **) mil hdbk 217f 437 000h 423 000h at 24v, 10a and 40c; ground benign gb40 573 000h 556 000h at 24v, 10a and 25c; ground benign gb25 *) the lifetime expectancy shown in the table indicates the minimum operating hours (service life) and is determined by the lifetime expectancy of the built-in electrolytic capacitors. lifetime expectancy is specified in operational hours and is calculated acc ording to the capacitors manufacturer specification. the prediction model allows only a calculation of up to 15 years from date of shipment. **) mtbf stands for m ean t ime b etween f ailure, which is calculated according to statistical device failures, and indicates reliability of a device. it is the statistical representation of the likelihood of a unit to fail and does not necessarily represent the life of a product. jan. 2010 / rev. 1.3 ds-ct10.241-en all parameters are specified at 24v, 10a, 3x400vac, 25c ambient and after a 5 minutes run-in time unless otherwise noted. www.pulspower.com phone +49 89 9278 0 germany 10/22
ct10.241 c-series 24v, 10a, t hree p hase i nput 13. emc the power supply is suitable for applicat ions in industrial environm ent as well as in reside ntial, commercia l and light industry environment without any restrictions. the ce mark indicates conformance with emc guideline 89/336/ec, 93/68/ec and 2004/108/ec and the low-v oltage directive (lvd) 73/23/ec a nd 2006/95/ec. a detailed emc report is available on request. emc immunity generic standards: en 61000-6-1 and en 61000-6-2 electrostatic disc harge en 61000-4-2 contact discharge air discharge 8kv 15kv criterion a criterion a electromagnetic rf field en 61000-4-3 80mhz-2.7ghz 10v/m criterion a fast transients (burst) en 61000-4-4 input lines output lines 4kv 2kv criterion a criterion a surge voltage on input en 61000-4-5 l1 ? l2, l2 ? l3, l1 ? l3 2kv criterion a surge voltage on input en 61000-4-5 l1 / l2 / l3 ? pe 4kv criterion a surge voltage on output en 61000-4-5 + ? - + / - ? pe 500v 500v criterion a criterion a conducted disturbance en 61000-4- 6 0.15-80mhz 10v criterion a mains voltage dips (dips on three phases) en 61000-4-11 0% of 380vac 0% of 480vac 0vac, 20ms 0vac, 20ms criterion a criterion a mains voltage dips (dips on two phases) en 61000-4-11 40% of 380vac 40% of 480vac 70% of 380vac 70% of 480vac 200ms 200ms 500ms 500ms criterion a criterion a criterion a criterion a voltage interruptions en 61000-4-11 0vac, 5000ms criterion c voltage sags semi f47 0706 dips on two phases according to section 7.2. of the semi f47 standard 80% of 380vac 70% of 380vac 50% of 380vac 1000ms 500ms 200ms criterion a criterion a criterion a powerful transients vde 0160 over entire load range 1550v, 1.3ms criterion a criterions: a: power supply shows normal operation behavior within the defined limits. c: temporary loss of function is possible. power supply may shut-down and restarts by itself. no damage or hazards for the powe r supply will occur. emc emission generic standards: en 61000-6-3 and en 61000-6-4 conducted emission en 55011, en 55022, fcc part 15, cispr 11, cispr 22 class b, input lines radiated emission en 55011, en 55022 class b harmonic input current en 61000-3-2 fulfilled voltage fluctuations, flic ker en 61000-3-3 fulfilled this device complies with fcc part 15 rules. operation is subjected to fo llowing two conditions: (1) this device may not cause ha rmful interference, and (2) this device must accept any interferenc e received, including interference that may cause undesired operation. switching frequency variable between 60khz and 140khz depe nding on load and input voltage jan. 2010 / rev. 1.3 ds-ct10.241-en all parameters are specified at 24v, 10a, 3x400vac, 25c ambient and after a 5 minutes run-in time unless otherwise noted. www.pulspower.com phone +49 89 9278 0 germany 11/22
ct10.241 c-series 24v, 10a, t hree p hase i nput 14. e nvironment operational temperature *) -25c to +70c (-13f to 158f) reduce output power according fig. 14-1 storage temperature -40 to +85c (-40 f to 185f) for storage and transportation output de-rating 3.2w/c 45-60c (113f to 140f) 6w/c 60-70c (140f to 158f) humidity **) 5 to 95% r.h. iec 60068-2-30 vibration sinusoidal 2-17.8hz: 1.6mm; 17.8-500hz: 2g 2 hours / axis iec 60068-2-6 shock 30g 6ms, 20g 11ms 3 bumps / direction, 18 bumps in total iec 60068-2-27 altitude 0 to 6000m (0 to 20 000ft) re duce output power or ambient temperature above 2000m sea level. altitude de-rating 15w/1000m or 5c/1000m above 2000m (6500ft), see fig. 14-2 over-voltage category iii iec 62103, en 50178, altitudes up to 2000m ii altitudes from 2000m to 6000m degree of pollution 2 iec 62103, en 50178, not conductive *) operational temperature is the same as the ambient temperature and is defined as the air temperature 2cm below the unit. **) do not energize while condensation is present fig. 14-1 output current vs. ambient temp. fig. 14-2 output current vs. altitude at 24v 0 -25 0 20 40 70 c 2 4 6 8 10 12a 60 ambient temperature c o n t i n u o u s s h o r t t e r m allowable output current at 24v 0 0 2000 4000 6000m 2 4 6 8 10 12a altitude a . . . t a m b < 6 0 c b . . . t a m b < 5 0 c c . . . t a m b < 4 0 c c b a s h o r t t e r m allowable output current at 24v jan. 2010 / rev. 1.3 ds-ct10.241-en all parameters are specified at 24v, 10a, 3x400vac, 25c ambient and after a 5 minutes run-in time unless otherwise noted. www.pulspower.com phone +49 89 9278 0 germany 12/22
ct10.241 c-series 24v, 10a, t hree p hase i nput 15. p rotection f eatures output protection electronically protected against overload , no-load and short-circuits *) output over-voltage pr otection typ. 30.5vdc max. 32vdc in case of an internal pow er supply defect, a redundant circuit limits the maximum output voltage. the output shuts down and automatically attempts to restart. degree of protection ip 20 en/iec 60529 penetration protection > 3.5 mm e.g. screws, small parts over-temperature protection yes output shut-down with automatic restart input transient protection mov (metal oxid e varistor) and active transient filter internal input fuse 3x t3.15a h.b.c. not user replaceable *) in case of a protection event, audible noise may occur. 16. s afety f eatures input / output separation *) selv iec/en 60950-1 pelv iec/en 60204-1, en 50178, iec 62103, iec 60364-4-41 class of protection i pe (protect ive earth) connection required isolation resistance > 5mohm input to output, 500vdc pe resistance < 0.1ohm touch current (leakage current) typ. 0.17ma 3x 400vac, 50hz, tn mains typ. 0.24ma 3x 480vac, 60hz, tn mains < 0.22ma 3x 440vac, 50hz, tn mains < 0.31ma 3x 528vac, 60hz, tn mains *) double or reinforced insulation 17. d ielectric s trength the output voltage is floating and has no ohmic connection to the ground. type and factory tests are conducted by the manufacturer. field tests may be c onducted in the field using the appropr iate test equipment which applies the voltage with a slow ramp (2s up and 2s down). connect all phase-ter minals together as well as all output poles before conducting the test. when testing, set the cut-off current settings to the value in the table below. fig. 17-1 dielectric strength a b c type test 60s 2500vac 3000vac 500vac factory test 5s 2500vac 2500vac 500vac field test 5s 2000vac 2000vac 500vac cut-off current setting > 10ma > 10ma > 30ma a c b l1 input earth output - + l3 l2 to fulfill the pelv requirements a ccording to en60204- 1 6.4.1, we recommend that either the + pole, the C pole or any other part of the output circuit shall be conne cted to the protective earth system. this helps to avoid si tuations in which a load starts unexpectedly or can not be swit ched off when unnoticed earth faults occur. jan. 2010 / rev. 1.3 ds-ct10.241-en all parameters are specified at 24v, 10a, 3x400vac, 25c ambient and after a 5 minutes run-in time unless otherwise noted. www.pulspower.com phone +49 89 9278 0 germany 13/22
ct10.241 c-series 24v, 10a, t hree p hase i nput 18. a pprovals iec 60950-1 cb scheme, information technology equipment ul 508 ind. cont. eq. listed for use as industri al control equipment; u.s.a. (ul 508) and canada (c22.2 no. 107-1-01); e-file: e198865 mains supply circuit: 3-wire + pe, star ul 60950-1 recognized for use as information technology equipment; u.s.a. (ul 60950-1) and canada (c22.2 no. 60950); e-file: e137006, level 5 marine, pending gl (germanischer lloyd) classified and abs (american bureau for shipping) pda environmental category: c, emc2 marine and offshore applications semi f47 semi f47-0706 ride-through compliance for the semiconductor industry. full semi range compliance (dip s on two phases: 304vac for 1000ms, 266vac for 500ms and 190vac for 200ms) 19. f ulfilled s tandards en 61558-2-17 safety of power transformers en/iec 60204-1 safety of electrical equipment of machines en/iec 61131-2 programmable controllers en 50178, iec 62103 electronic eq uipment in power installations 20. u sed s ubstances the unit does not release any silicone and is suitable for the use in paint shops. the unit conforms to the rohs directive 2002/96/ec electrolytic capacitors included in this unit do not use electrolytes such as quaterna ry ammonium salt systems. plastic housings and other molded plasti c materials are free of halogens, wire s and cables are not pvc insulated. the production material within our producti on does not include following toxic chemicals: polychlorized biphenyl (pcb), polychlori zed terphenyl (pct), penta chlorophenol (pcp), poly chlorinated naphthalene (pcn), polybrom biphenyll (pbb), polybrom bipheny-oxyd (pbo), polybrominated diphenylether (pbde), polychlorinated diphenylether (pcde), polydibr omphenyl oxyd (pbdo), cadmium, asbestos, mercury, silicia jan. 2010 / rev. 1.3 ds-ct10.241-en all parameters are specified at 24v, 10a, 3x400vac, 25c ambient and after a 5 minutes run-in time unless otherwise noted. www.pulspower.com phone +49 89 9278 0 germany 14/22
ct10.241 c-series 24v, 10a, t hree p hase i nput 21. p hysical d imensions and w eight weight 750g / 1.65lb din-rail use 35mm din-rails according to en 60715 or en 50022 with a height of 7.5 or 15mm. the din-rail height must be added to the unit depth (117mm) to calculate the total required installation depth. installation clearances see chapter 2 fig. 21-1 front view fig. 21-2 side view jan. 2010 / rev. 1.3 ds-ct10.241-en all parameters are specified at 24v, 10a, 3x400vac, 25c ambient and after a 5 minutes run-in time unless otherwise noted. www.pulspower.com phone +49 89 9278 0 germany 15/22
ct10.241 c-series 24v, 10a, t hree p hase i nput 22. a ccessories zm1.wall wall mounting bracket this bracket is used to mount specif ic dimension units onto a flat surface without utilizing a din-rail. the two aluminum brackets and the black plastic sl ider of the unit have to be removed, so that the two steel brackets can be mounted. fig. 22-1 zm1.wall wall mounting bracket fig. 22-2 assembled wall mounting bracket *) *) picture of the power supply is for representation only zm13.side side mounting bracket this bracket is used to mount dimension units sideways with or without utilizing a din-rail. the two aluminum brackets and the black plastic slider of the unit have to be detached, so th at the steel brackets can be mounted. for sideway din-rail mounting, the remo ved aluminum brackets and the black pl astic slider need to be mounted on the steel bracket. fig. 22-3 zm13.side side mounting bracket *) fig. 22-4 side mounting with din-rail brackets *) *) picture of the power supply is for representation only jan. 2010 / rev. 1.3 ds-ct10.241-en all parameters are specified at 24v, 10a, 3x400vac, 25c ambient and after a 5 minutes run-in time unless otherwise noted. www.pulspower.com phone +49 89 9278 0 germany 16/22
ct10.241 c-series 24v, 10a, t hree p hase i nput 23. a pplication n otes 23.1. p eak c urrent c apability solenoids, contactors and pneumatic modu les often have a steady state coil an d a pick-up coil. the inrush current demand of the pick-up coil is several times higher than the st eady-state current and usually exceeds the nominal output current (including the powerboost) the same si tuation applies, when sta rting a capacitive load. branch circuits are often protected with ci rcuit breakers or fuses. in case of a short or an overload in the branch circuit, the fuse needs a certain amount of over -current to trip or to blow. the p eak current capability ensures the safe operation of subseque nt circuit breakers. assuming the input voltage is turned on before such an event, the built-in large sized output capacitors inside the power supply can deliver extra current. discharging this capacitor causes a voltage dip on the output. the following two examples show typical voltage dips: fig. 23-1 peak load 20a for 50ms, typ. fig. 23-2 peak load 50a for 5ms, typ. 10ms/div output voltage output current 24v 0a 20a 6v 1ms/div output voltage output current 24v 0a 50a 3v peak load 20a (resistive) for 50ms output voltage dips from 24v to 6v. peak load 50a (resistive) for 5ms output voltage dips from 24v to 3v. 23.2. b ack - feeding l oads loads such as decelerating motors and induc tors can feed voltage back to the power supply. this feature is also called return voltage immunity or resi stance against back- e.m.f. ( e lectro m agnetic f orce). this power supply is resistant and does not show malfunctioning when a load f eeds back voltage to the power supply. it does not matter, whether the power supply is on or off. the maximum allowed feed-back- voltage is 35vdc. the absorbin g energy can be calculated according to the built-in large sized output capacitor wh ich is specified in chapter 6 . jan. 2010 / rev. 1.3 ds-ct10.241-en all parameters are specified at 24v, 10a, 3x400vac, 25c ambient and after a 5 minutes run-in time unless otherwise noted. www.pulspower.com phone +49 89 9278 0 germany 17/22
ct10.241 c-series 24v, 10a, t hree p hase i nput 23.3. c harging of b atteries the power supply can be used to char ge lead-acid or maintenance free batte ries. (two 12v batteries in series) instructions for charging batteries: a) set jumper on the front of the unit into parallel use b) set output voltage (measured at no load and at the battery end of the cable) very precisely to the end-of-charge voltage. end-of-charge voltage 27. 8v 27.5v 27.15v 26.8v battery temperature 10c 20c 30c 40c c) use a 16a circuit breaker (or blocking diode) between the power supply and the battery. d) ensure that the output current of the power supply is below the allowe d charging current of the battery. e) use only matched batteries when putting 12v types in series. f) the return current to the power supply (battery discharge current) is typ. 8ma when the power supply is switched off (except in case a bloc king diode is utilized). 23.4. o utput c ircuit b reakers standard miniature circuit breakers (mcbs or ul107 7 circuit breakers) are without d oubt, one of the most efficient and economical ways to open circuits on faulty branches. most of these breakers may also be used on 24v branches. mcbs are designed to protect wires and ci rcuits. if the ampere value and the char acteristics of the mcb are adapted to the wire size that is used, the wiring is considered as thermally safe rega rdless of whether the mcb opens or not. to avoid voltage dips and under-voltage situations in adjacent 24v branches wh ich are supplied by the same source, a fast (magnetic) tripping of the mcb is desired. a quick shutdown within 10ms is necessary corresponding roughly to the ride-through time of plc's. this re quires power supplies with high current reserves and large output capacitors. furthermore, the impedance of the faulty branch must be sufficiently small in or der for the current to actually flow. the best current reserve in the power su pply does not help if ohms law does not permit current flow. the following table has typical test results showing which b- and c-characteristic mcbs magneti cally trip depending on the wire cross section and wire length. fig. 23-3 test circuit maximal wire length for a magnetic (fast) tripping *) : 0.75mm2 1.0mm2 1.5mm2 2.5mm2 c-2a 23m 28m 43m 69m c-3a 18m 23m 34m 54m c-4a 6m 12m 18m 28m c-6a 3m 4m 6m 7m c-8a 2m 3m 4m 5m c-10a 1m 2m 3m 4m b-6a 9m 14m 19m 33m b-10a 4m 5m 6m 9m mcb power supply 18/22 ac dc + - load + - b-13a 3m 4m 5m 8m wire length s1...... fault simulation switch s1 *) dont forget to consider two times the distance to the load (or cable length) when calculating the total wire length (+ and C wire). jan. 2010 / rev. 1.3 ds-ct10.241-en all parameters are specified at 24v, 10a, 3x400vac, 25c ambient and after a 5 minutes run-in time unless otherwise noted. www.pulspower.com phone +49 89 9278 0 germany
ct10.241 c-series 24v, 10a, t hree p hase i nput 23.5. e xternal i nput p rotection the unit is tested and approved for branch circuits up to 30a (u.s.a.) and 32a (iec). an external protection is only required, if the supplying branch has an ampacity greater than this. check also local codes and local requirements. in some countries local re gulations might apply. if an external fuse is necessary or utilized, minimum requirements need to be considered to avoid nuisance tripping of the circuit breaker. a mi nimum value of 6a b- or 3a c-ch aracteristic breaker should be used 23.6. u sing only 2 l egs of a 3-p hase s ystem 19/22 oss e the power supply is allowed to run pe rmanently on two legs of a 3-phase system, when the output power is reduced according to the curves below. a long-term exceeding of these limits will re sult in a thermal shut-down of the unit. no external protection device is required to protect against a phase-l failure. emc performance, hold-up time and losses differ from a three phas operation. therefore, check suitability of your individual application. the screw of the terminal which remains unused must be securely tightened. using only two legs of a 3-phase system is not included in the ul approval. therefore, additional testing might be necessary. dc l1 l2 l3 open ac l1 l2 l3 pe power supply fig. 23-4 allowed output current for use on only two legs of a 3-phase system fig. 23-5 hold-up time for use on only two legs of a 3-phase system allowed output current at 24v (2-ph) 0 -25 0 20 70 c 2 4 6 8 10 12a ambient temperature 40 60 a . . . 2 x 3 4 0 - 5 7 6 v a c b . . . 2 x 3 2 0 - 3 4 0 v a c c . . . s h o r t t e r m 2 x 3 2 0 - 5 7 6 v a c b a c 0 20 40 60 100ms 320 360 400 440 2x480vac input voltage hold-up time at 24vdc 5 a , t y p . 1 0 a , t y p . 1 0 a , m i n . 5 a , m i n . 80 fig. 23-6 efficiency vs. output current at 24v for use on only two legs of a 3-phase system fig. 23-7 losses vs. output current at 24v for use on only two legs of a 3-phase system efficiency 2 89 91 93 88 94% 12 a 481 0 output current 6 90 92 2x400vac 2x480vac power losses 024 81012 a 0 4 12 20 24w 2x480vac 2x400vac 8 6 16 output current jan. 2010 / rev. 1.3 ds-ct10.241-en all parameters are specified at 24v, 10a, 3x400vac, 25c ambient and after a 5 minutes run-in time unless otherwise noted. www.pulspower.com phone +49 89 9278 0 germany
ct10.241 c-series 24v, 10a, t hree p hase i nput 23.7. i nductive and c apacitive l oads the unit is designed to supply any kind of loads, in cluding unlimited capaciti ve and inductive loads. 23.8. p arallel u se to i ncrease o utput p ower ct10.241 power supplies can be paralle led to increase the output power. this power supply can also be para lleled with power supplies from the dimension ct, qs or qt-series. the output voltage of all power supplies shall be adjusted to the same value (100mv) in single use mode with the same load conditions on all units, or the units can be left with the factory settings. after the adjustmen ts, the jumper on the front of the unit shall be moved from single use to parallel use, in order to achieve load sharing. the parallel use mode regulates the output voltage in such a manner that the voltage at no load is approx. 5% hi gher than at nomin al load. see also chapter 6 . if no jumper is plugged in, the unit is in single use. factory setting is single use mode. a fuse (or diode) on the output of each unit is only required if more than three units are connected in parallel. if a fu se (or circuit breaker) is used, choose one wi th approximately 150% of the rated output current of the power supply. keep an installation clearance of 15mm (left / right) between two power supplies and avoid installing the power supplies on t op of each other. do not use powe r supplies in parallel in mounting orientations other than the standard mounting orientation (input terminals on the bottom and output terminals on top of the unit) or in any other condit ion where a derating of the output current is required (e.g. altitude, above 60c, ). pay attention that leakage current , emi, inrush current, harmonics will increase when using multiple power supplies. unit b - + load + - fuse fuse ac dc ac dc - + unit a 23.9. p arallel u se for r edundancy power supplies can be paralleled fo r redundancy to gain higher system ava ilability. redundant systems require a certain amount of extra power to support th e load in case one power supply unit fa ils. the simplest way is to put two power supplies in parallel. this is called a 1+1 redundancy. in case one power supply unit fails, the other one is automatically able to support the lo ad current without any interruption. redundant systems for a higher power demand are usually built in a n+1 method . e.g. five power supplies, each rated for 10a are paralleled to build a 40a redundant system. for n+1 redundancy the same restrictions apply as for increasi ng the output power, see also section 23.8 . please note: this simple way to build a redundant system does not cover failures such as an internal short circuit in the secondary side of the power supply. in such a case, the defect unit beco mes a load for the other power supplies and the output voltage can not be main tained any more. this can only be avoided by utilizing decoupling diodes which are included in the decoupling module yrm2.diode. recommendations for building redundant power systems: a) use separate input fuses for each power supply. b) set the power supply into parallel use. c) monitor the individual power supply units. a dc-ok la mp and a dc-ok contact are included in the redundancy module yrm2.diode. this feat ure reports a faulty unit. d) it is desirable to set the output voltages of all units to the same value ( 100m v) or leave it at the factory setting. jan. 2010 / rev. 1.3 ds-ct10.241-en all parameters are specified at 24v, 10a, 3x400vac, 25c ambient and after a 5 minutes run-in time unless otherwise noted. www.pulspower.com phone +49 89 9278 0 germany 20/22
ct10.241 c-series 24v, 10a, t hree p hase i nput 23.10. d aisy c haining of o utputs daisy chaining (jumping from one power s upply output to the next) is allowed as long as the average output current through one terminal pin does not exceed 25a. if the current is higher, use a separate distribution terminal block. fig. 23-8 daisy chaining of outputs fig. 23-9 using distribution terminals power supply + + - - input output load + - max 25a! power supply + + - - input output load + - distribution terminals power supply + + - - input output power supply + + - - input output 23.11. s eries o peration unit b - + load + - ac dc ac dc - + unit a earth (see notes) power supplies of the same type can be connected in series for higher output voltages. it is possible to connect as ma ny units in series as needed, providing the sum of the output voltage does not exceed 150vdc. voltages with a potential above 60vdc are not selv an y more and can be dangerous. such voltages must be installed with a protec tion against touchi ng. earthing of the output is required when the sum of th e output voltage is above 60vdc. avoid return voltage (e.g. from a decelerating motor or battery) wh ich is applied to the output terminals. keep an installati on clearance of 15mm (left / right) between two power supplies and avoid in stalling the power supplies on top of each other. pay attention that leakage current, emi, inrush current, harmonics will increase when using mu ltiple power supplies. 23.12. u se in a t ightly s ealed e nclosure when the power supply is installed in a tightly sealed encl osure, the temperature inside the enclosure will be higher than outside. in such situations, th e inside temperature defi nes the ambient temperatur e for the power supply. the following measurement results can be used as a reference to estimate the temperature rise inside the enclosure. the power supply is placed in the middle of the box , no other heat producing items are inside the box enclosure: rittal typ ip66 box pk 9519 100, plastic, 180x180x165mm load: 24v, 8a; (=80%) load is placed outside the box input: 3x 400vac temperature inside enclosure: 48.4c (i n the middle of the right side of the pow er supply with a distance of 2cm) temperature outside enclosure: 24.5c temperature rise: 23.9k jan. 2010 / rev. 1.3 ds-ct10.241-en all parameters are specified at 24v, 10a, 3x400vac, 25c ambient and after a 5 minutes run-in time unless otherwise noted. www.pulspower.com phone +49 89 9278 0 germany 21/22
ct10.241 c-series 24v, 10a, t hree p hase i nput jan. 2010 / rev. 1.3 ds-ct10.241-en all parameters are specified at 24v, 10a, 3x400vac, 25c ambient and after a 5 minutes run-in time unless otherwise noted. www.pulspower.com phone +49 89 9278 0 germany 23.13. m ounting o rientations mounting orientations other than input terminals on the bottom and output on the top require a reduction in continuous output power or a limitation in the maximum allowed ambi ent temperature. the amount of reduction influences the lifetime expectancy of the power supply. therefore, two diffe rent derating curves for continuous operation can be found below: curve a1 recommended output current. curve a2 max allowed output current (res ults in approximately half the lifetime expectancy of a1). fig. 23-10 mounting orientation a (standard orientation) power supply output input output current 0 10 20 30 40 60c 3 9 9 12a 50 a 1 ambient temperature fig. 23-11 mounting orientation b (upside down) power supply output input output current 0 10 20 30 40 60c 3 6 9 12a 50 a 2 ambient temperature a 1 fig. 23-12 mounting orientation c (table-top mounting) output current 0 10 20 30 40 60c 3 6 9 12a 50 ambient temperature a 1 a 2 fig. 23-13 mounting orientation d (horizontal cw) power supply output input output current 0 10 20 30 40 60c 3 6 9 12a 50 ambient temperature a 1 a 2 fig. 23-14 mounting orientation e (horizontal ccw) power supply output input output current 0 10 20 30 40 60c 3 6 9 12a 50 ambient temperature a 1 a 2 22/22

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