thermal overload relay tf65 and tf96 data sheet description C overload protection C trip class 10 C phase loss sensitivity C temperature compensation from -25 +60 c C adjustable current setting for overload protection C automatic or manual reset selectable C suitable for three- and single-phase application C trip-free mechanism C status indication C stop and test function C direct mounting onto block contactors C sealable operating elements setting range a type order code packing unit pce weight per pce kg 22.0 ... 28.0 tf65-28 1saz811201r1001 1 0.456 25.0 ... 33.0 tf65-33 1saz811201r1002 1 0.456 30.0 ... 40.0 tf65-40 1saz811201r1003 1 0.456 36.0 ... 47.0 tf65-47 1saz811201r1004 1 0.456 44.0 ... 53.0 tf65-53 1saz811201r1005 1 0.456 50.0 ... 60.0 tf65-60 1saz811201r1006 1 0.466 57.0 ... 67.0 tf65-67 1saz811201r1007 1 0.466 40.0 ... 51.0 tf96-51 1saz911201r1001 1 0.620 48.0 ... 60.0 tf96-60 1saz911201r1002 1 0.620 57.0 ... 68.0 tf96-68 1SAZ911201R1003 1 0.620 65.0 ... 78.0 tf96-78 1saz911201r1004 1 0.620 75.0 ... 87.0 tf96-87 1saz911201r1005 1 0.620 84.0 ... 96.0 tf96-96 1saz911201r1006 1 0.630 thermal overload relays are economic electromechanical protection devices for the main circuit. they are used mainly to protect motors against overload and phase failures. starter combinations are setup together with contactors. suitable for mounting on: tf65: af40, af52, af65 tf96: af80, af96 order data tf65 and tf96 screw terminal for af contactors 2cdc231004v0013 2cdc231005v0013
2 - 2cdc106069d0201 functional description 2cdc232006f0013 1 2 3 4 5 6 7 8 9 1 terminals 1l1, 3l2, 5l3 2 sealable operating elements 3 current setting range adjustable current setting for overload protection 4 test status indication 5 reset automatic or manual reset selectable 6 signaling contacts 97-98 7 terminals 2t1, 4t2, 6t3 8 tripping contacts 95-96 9 stop application / internal function the thermal overload relays are three pole relays with bimetal tripping elements (1 per pole). the motor current flows through the bimetal tripping elements and heats them directly and indirectly. in case of an overload (over current), the bimetal elements become bent as a result of the heating. this leads to a release of the relay and a change of the contacts switching position (95-96 / 97-98). the contact 95-96 is used to control the load contactor. the overload relays have a setting scale in amperes, which allows the direct adjusting of the relay without any additional calculation. in compliance with international and national standards, the setting current is the rated current of the motor and not the tripping current (no tripping at 1.05 x i, tripping at 1.2 x i; i = setting current). the relays are constructed in way that they protect themselves in the event of an overload. the overload relay has to be protected against short-circuit. the appropriate short-circuit protective devices are shown in the table. operation mode 3~ 1~ 2cdc232001f0010 contact 95-96 contact 97-98 status indication comment trip state open closed reset state closed open on test manual reset mode open closed test auto reset mode open closed while test is operated stop while device is in trip state open closed stop button has no function stop while device is in reset state open open while stop button is pressed wiring diagram 97 95 98 96 2t1 4t2 6t3 reset a m test stop 2cdc232006f0009 2cdc232006f0009
2cdc106069d0201 - 3 resistance and power loss per pole and short-circuit protective devices type setting range resistance per pole power loss short-circuit protective device lower value a upper value a m at lower value w at upper value w coordination type 2 tf65-28 22.0 28.0 3.937 1.9 3.1 80 a, gg type fuses tf65-33 25.0 33.0 3.474 2.2 3.8 80 a, gg type fuses tf65-40 30.0 40.0 2.321 2.1 3.7 100 a, gg type fuses tf65-47 36.0 47.0 1.645 2.1 3.6 125 a, gg type fuses tf65-53 44.0 53.0 1.292 2.5 3.6 125 a, gg type fuses tf65-60 50.0 60.0 0.939 2.3 3.4 125 a, gg type fuses tf65-67 57.0 67.0 0.759 2.5 3.4 160 a, gg type fuses tf96-51 40.0 51.0 1.647 2.6 4.3 125 a, gg type fuses tf96-60 48.0 60.0 1.316 3.0 4.7 160 a, gg type fuses tf96-68 57.0 68.0 0.992 3.2 4.6 160 a, gg type fuses tf96-78 65.0 78.0 0.632 2.7 3.8 200 a, gg type fuses tf96-87 75.0 87.0 0.516 2.9 3.9 200 a, gg type fuses tf96-96 84.0 96.0 0.397 2.8 3.7 250 a, gg type fuses technical diagrams intermittent periodic duty 140 120 0 20 40 60 80 100 02 04 06 08 01 00 (%) t = 1 s a t = 1.5 s a t = 3 s a t = 5 s a t = 0.5 s a duty ratio switching fr equency (op/h) 2cdc232005f0211 motor starting time dimensions in mm and inches 2t1 4t2 6t3 16.6 0.65" 7 0.28" 34.8 1.37" 67.8 2.67" 87.7 3.45" 46 1.81" 54.9 2.16" 37.4 1.47" 10.4 0.41" 18.9 0.74" 4 0.08" 55.7 2.19" 10.1 0.40" 65 2.56" 83.5 3.29" 102.8 4.05" 106.1 4.18" 106.9 4.21" 101.4 3.45" 2cdc232010f0012 tf65 2t1 4t2 6t3 16.6 0.65" 10 0.39" 45.8 1.80" 70.3 2.77" 60.6 3.57" 46 1.81" 44.9 1.77" 54.9 2.16" 17.9 0.70" 18.9 0.74" 2.5 0.10" 58.5 2.30" 12.1 0.47" 67.5 2.66" 83.5 3.29" 102.8 4.05" 106.1 4.18" 106.9 4.21" 106.3 4.19" 69.9 2.75" 2cdc232011f0012 tf96
4 - 2cdc106069d0201 technical data iec/en data at t a = 40 c and at rated values, if nothing else indicated main circuit tf65 / tf96 rated operational voltage u e 690 v ac - v dc setting range - thermal overload protection see table on page 1 rated operational current ac-3 i e see upper value of setting range, table on page 3 trip class 10 rated frequency 50/60 hz number of poles 3 resistance per pole see table on page 3 power loss per pole see table on page 3 short-circuit protective devices see table on page 3 isolation data tf65 / tf96 rated impulse withstand voltage u imp 8 kv rated insulation voltage u i 690 v pollution degree 3 electrical connection tf65 tf96 connecting capacity solid 1/2x 2.5 ... 16 mm2 1x 2.5 ... 35 mm2 1/2x 6 ... 35 mm2 1x 6 50 mm2 stranded 1/2x 2.5 ... 16 mm2 1x 2.5 ... 35 mm2 1/2x 6 ... 35 mm2 1x 6 50 mm2 flexible with ferrule 1/2x 2.5 ... 10 mm2 1x 2.5 ... 35 mm2 1/2x 6 ... 35 mm2 1x 6 50 mm2 flexible with insulated ferrule 1/2x 2.5 ... 4 mm2 1x 2.5 ... 35 mm2 1/2x 6 ... 16 mm2 1x 6 50 mm2 flexible without ferrule 1/2x 2.5 ... 16 mm2 1x 2.5 ... 35 mm2 1/2x 6 ... 35 mm2 1x 6 50 mm2 stripping length 17 mm 22 mm tightening torques 4.0 4.5 nm 6.5 ... 9 mm connection screw m6 (pozidriv 2) m8 (hexagon 4)
2cdc106069d0201 - 5 auxiliary circuit 95-96, 97-98 rated operational voltage u e 600 v conventional free air thermal current i th nc, 95-96 6 a no, 97-98 4 a rated frequency dc, 50/60 hz number of poles 1nc + 1no rated operational current i e acc. to iec/en 60947-5-1 for utilization category at ac-15 at 110-120 v nc, 95-96 3.00 a no, 97-98 0.75 a at ac-15 at 220-230-240 v nc, 95-96 3.00 a no, 97-98 0.75 a at ac-15 at 440 v nc, 95-96 0.75 a no, 97-98 0.75 a at ac-15 at 480-500 v nc, 95-96 0.75 a no, 97-98 0.75 a at dc-13 at 24 v nc, 95-96 1.25 a no, 97-98 1.25 a at dc-13 at 110-120-125 v nc, 95-96 0.55 a no, 97-98 0.55 a at dc-13 at 250 v nc, 95-96 0.27 a no, 97-98 0.27 a at dc-13 at 500 v nc, 95-96 0.15 a no, 97-98 0.15 a minimum switching capacity 17 v / 3 ma short-circuit protective devices nc, 95-96 6 a, type gg no, 97-98 4 a, type gg isolation data 95-96, 97-98 rated impulse withstand voltage u imp 6 kv rated insulation voltage u i 690 v pollution degree 3 electrical connection 95-96, 97-98 connecting capacity solid 1/2x 0.75 ... 4 mm2 stranded 1/2x 0.75 ... 4 mm2 flexible with ferrule 1/2x 0.75 ... 2.5 mm2 flexible with ferrule insulated 1x 0.75 ... 2.5 mm2 2x 0.75 ... 1.5 mm2 flexible without ferrule 1/2x 0.75 ... 1 mm2 1/2x 1 ... 2.5 mm2 stripping length 9 mm tightening torques 1 ... 1.5 nm connection screw m3 (pozidriv 2)
6 - 2cdc106069d0201 general data duty time 100 % operating frequency without early tripping up to 15 operations/h or 60 operations/h with 40 % duty ratio, if the motor breaking current 6 x i n and the motor starting time does not exceed 1 s dimensions (w x h x d) see dimension drawing weight see ordering data mounting mount on the contactor and tighten the screws of the main circuit terminals or with single mounting kit on din rail (35 mm) mounting position position 1 minimum distance to other units same type horizontal none vertical not applicable minimum distance to electrical conductive board horizontal up to 400 v none up to 690 v 1 mm vertical not applicable degree of protection housing ip20 main circuit terminals ip10 altitude up to 2000 m electromagnetic compatibility electromagnetic compatibility not applicable environmental data ambient air temperature operation open - compensated -25 ... +60 c open -25 ... +60 c storage -50 ... +85 c ambient air temperature compensation acc. to iec/en 60947-4-1 vibration (sinusoidal) acc. to iec/en 60068-2-6 (fc) 5g / 3 ... 150 hz shock (half-sine) acc. to iec/en 60068-2-27 (ea) 25g / 11 ms standards / directives product standard iec/en 60947-1 iec/en 60947-4-1 iec/en 60947-5-1 ul 60947-1 ul 60947-4-1 low voltage directive 2006/95/ec emc directive 2004/108/ec rohs directive 2002/95/ec
2cdc106069d0201 - 7 technical data ul/csa full load amps and short-circuit protective devices type full load amps (fla) short-circuit protective devices 480 / 600 v ac 480 / 600 v ac sccr fuse type sccr fuse type tf65-28 28 a 5 ka 100 a, k5 / rk5 18 ka 110 a, class j tf65-33 33 a 5 ka 100 a, k5 / rk5 18 ka 110 a, class j tf65-40 40 a 5 ka 100 a, k5 / rk5 18 ka 110 a, class j tf65-47 47 a 5 ka 125 a, k5 / rk5 18 ka 125 a, class j tf65-53 53 a 10 ka 125 a, k5 / rk5 18 ka 125 a, class j tf65-60 60 a 10 ka 150 a, k5 / rk5 18 ka 150 a, class j tf65-67 67 a 10 ka 150 a, k5 / rk5 18 ka 150 a, class j tf96-51 51 a 5 ka 150 a, k5 / rk5 18 ka 125 a, class j tf96-60 60 a 10 ka 150 a, k5 / rk5 18 ka 150 a, class j tf96-68 68 a 10 ka 150 a, k5 / rk5 18 ka 150 a, class j tf96-78 78 a 10 ka 175 a, k5 / rk5 18 ka 175 a, class j tf96-87 87 a 10 ka 200 a, k5 / rk5 18 ka 200 a, class j tf96-96 96 a 10 ka 250 a, k5 / rk5 18 ka 200 a, class j main circuit maximum operational voltage 600 v ac trip rating 125 % of fla full load amps (fla) see table above short-circuit rating rms symmetrical see table above short-circuit protective devices see table above electrical connection tf65 tf96 connecting capacity stranded 1x awg 12 ... 2 2x awg 12 ... 6 1x awg 8 ... 1 2x awg 8 ... 3 flexible without ferrule 1x awg 12 ... 2 2x awg 12 ... 6 1x awg 8 ... 1 2x awg 8 ... 3 stripping length 17 mm 22 mm tightening torques 35 ... 40 ib-in 57 .. 80 lb-in auxiliary circuit conventional thermal current nc, 95-96 6 a no, 97-98 4 a making and breaking capacity nc, 95-96 b600, q600 no, 97-98 d300, q600 electrical connection connecting capacity stranded 1/2 x awg 18 ... 12 flexible without ferrule 1/2 x awg 18 ... 12 stripping length 9 mm tightening torques 9 ... 13 ib-in
abb stotz-kontakt gmbh eppelheimer stra?e 82 69123 heidelberg, germany phone: +49 (0) 6221 7 01-0 fax: +49 (0) 6221 7 01-13 25 e-mail: info.desto@de.abb.com you can find the address of your local sales organization on the abb home page http://www.abb.com/contacts -> low voltage products and systems contact us note: we reserve the right to make technical changes or modify the contents of this document without prior notice. with regard to purchase orders, the agreed particulars shall prevail. abb ag does not accept any responsibility whatsoever for potential errors or possible lack of information in this document. we reserve all rights in this document and in the subject matter and illustrations contained therein. any reproduction, disclosure to third parties or utilization of its contents C in whole or in parts C is forbidden without prior written consent of abb ag. copyright? 2013 abb all rights reserved document number 2cdc 106 069 d0201 (04.2013)
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