page 1/3 25october2012/version 11 lem reserves the right to carry out modifcations on its transducers, in order to improve them, without prior notice www.lem.com i pn = 50 .. 600 a features hall effect measuring principle galvanic isolation between primary and secondary circuit low power consumption extended measuring range (3 x i pn ) isolated plastic case made of polycarbonate pbt recognized according to ul 94-v0. advantages easy mounting small size and space saving only one design for wide current ratings range high immunity to external interference. applications ac variable speed drives static converters for dc motor drives battery supplied applications uninterruptible power supplies (ups) switched mode power supplies (smps) power supplies for welding applications. application domain industrial. current transducer has 50 .. 600-s for the electronic measurement of currents: dc, ac, pulsed..., with galvanic isolation between the primary circuit and the secondary circuit. electrical data type primary nominal primary current, rohs since current rms measuring range 1) date code i pn (a) i pm (a) has 50-s 50 150 45217 has 100-s 100 300 45325 has 200-s 200 600 45166 has 300-s 300 900 45326 has 400-s 400 900 45333 has 500-s 500 900 45201 has 600-s 600 900 45260 v c supply voltage ( 5 %) 1) 15 v i c current consumption 15 ma r is isolation resistance @ 500 vdc > 1000 m? v out output voltage (analog) @ i pn , r l = 10 k?, t a = 25c 4v 40 mv r out output internal resistance approx 100 ? r l load resistance 2) > 1 k? x accuracy @ i pn , t a = 25c (excluding offset) < 1 % accuracy - dynamic performance data l linearity error 3) (0 .. i pn ) < 1 % of i pn v oe electrical offset voltage, t a = 25c < 20 mv v oh hysteresis offset voltage @ i p = 0, after an excursion of 1 x i pn < 20 mv tcv oe temperature coeffcient of v oe has 50-s < 2 mv/k has 100 .. 600-s < 1 mv/k tcv out temperature coeffcient of v out (% of reading) < 0.1 %/k t r response time to 90 % of i pn step < 3 s di/dt di/dt accurately followed > 50 a/s bw frequency bandwidth (- 3 db) 4) dc .. 50 khz t a ambient operating temperature - 10 .. + 80 c general data t s ambient storage temperature - 25 .. + 80 c m mass approx 60 g standard en 50178: 1997 notes: 1) operating at 12 v v c < 15 v will reduce the measuring range 2) if the customer uses 1 k? of the load resistor, the primary current has to be limited as the nominal. to measure the full defned measuring range, the load resistor should be at minimum 10 k ? 3) linearity data exclude the electrical offset 4) please refer to derating curves in the technical fle to avoid excessive core heating at high frequency.
page 2/3 25october2012/version 11 lem reserves the right to carry out modifcations on its transducers, in order to improve them, without prior notice www.lem.com current transducer has 50 .. 600-s isolation characteristics v d rms voltage for ac insulation test, 50 hz, 1 min 3.6 kv v w impulse withstand voltage 1.2/50 s > 6.6 kv min dcp creepage distance 7.08 mm dci clearance 6.23 mm cti comparative tracking index (group iiia) 275 applications examples according to en 50178 and iec 61010-1 standards and following conditions: over voltage category ov 3 pollution degree pd2 non-uniform feld safety this transducer must be used in electric/electronic equipment with respect to applicable standards and safety requirements in accordance with the manufacturers operating instructions. caution, risk of electrical shock when operating the transducer, certain parts of the module can carry hazardous voltage (eg. primary busbar, power supply). ignoring this warning can lead to injury and/or cause serious damage. this transducer is a build-in device, whose conducting parts must be inaccessible after installation. a protective housing or additional shield could be used. main supply must be able to be disconnected. en 50178 iec 61010-1 dcp, dci, rated insulation voltage nominal voltage basic insulation 600 v 600 v reinforced insulation 300 v 300 v v w
page 3/3 25october2012/version 11 lem reserves the right to carry out modifcations on its transducers, in order to improve them, without prior notice www.lem.com dimensions has 50 .. 600-s (in mm) mechanical characteristics general tolerance 0.5 mm transducer fastening 1 hole ? 4.5 mm 1 m4 steel screw recommended fastening torque 0.75 nm ( 10 %) connection of secondary molex 5045-04a ?? ? ?? ? remarks v out is positive when i p fows in the direction of the arrow. temperature of the primary conductor should not exceed 100c. dynamic performances (di/dt and response time) are best with a single bar completely flling the primary hole. this is a standard model. for different versions (supply voltages, turns ratios, unidirectional measurements...), please contact us. connection
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