Current Transducer LA 100-TP IPN = 100 A For the electronic measurement of currents : DC, AC, pulsed..., with a galvanic isolation between the primary circuit (high power) and the secondary circuit (electronic circuit). Electrical data IPN IP RM Primary nominal r.m.s. current Primary current, measuring range Measuring resistance @ with 12 V with 15 V ISN KN VC IC Vd Vb 100 0 .. 150 TA = 70C TA = 85C RM min RM max RM min RM max @ 100 A max @ 120 A max @ 100 A max @ 150 A max 0 0 0 0 50 22 110 33 Secondary nominal r.m.s. current Conversion ratio Supply voltage ( 5 %) Current consumption R.m.s. voltage for AC isolation test, 50 Hz, 1 mn R.m.s. rated voltage 0 0 20 20 42 14 102 25 A A Accuracy @ IPN , TA = 25C @ 15 V ( 5 %) @ 12 .. 15 V ( 5 %) 50 mA 1 : 2000 12 .. 15 V 10 (@ 15 V) + IS mA 2.5 kV 610 V Linearity L 0.45 0.70 < 0.15 IO IOM IOT Offset current @ IP = 0, TA = 25C Residual current 1) @ IP = 0, after an overload of 3 x IPN Thermal drift of IO - 25C .. + 85C - 40C .. - 25C Max 0.10 0.15 0.05 0.25 0.10 0.50 t ra tr di/dt f Reaction time @ 10 % of IP max Response time 2) @ 90 % of IP max di/dt accurately followed Frequency bandwidth (- 1 dB) < 500 <1 > 200 DC .. 200 % % % mA mA mA mA ns s A/s kHz m Mass Standards Notes : 1) 2) 3) 3) according to UL 94-V0. Advantages *Excellent accuracy *Very good linearity *Low temperature drift *Optimized response time *Wide frequency bandwidth *No insertion losses *High immunity to external interference *Current overload capability. *AC variable speed drives and servo motor drives *Static converters for DC motor drives *Battery supplied applications *Uninterruptible Power Supplies (UPS) *Switched Mode Power Supplies (SMPS) *Power supplies for welding General data Ambient operating temperature Ambient storage temperature Secondary coil resistance @ *Printed circuit board mounting *Insulated plastic case recognized Applications Typ TA TS RS *Closed loop (compensated) current transducer using the Hall effect Accuracy - Dynamic performance data X Features TA = 70C TA = 85C - 40 .. + 85 - 50 .. + 95 120 128 24 EN 50178 C C g applications. The result of the coercive field of the magnetic circuit With a di/dt of 100 A/s A list of corresponding tests is available 981120/5 LEM Components w w w .lem.com Dimensions LA 100-TP (in mm. 1 mm = 0.0394 inch) Bottom view Left view Secondary terminals Terminal Terminal Terminal + : supply voltage + 12 .. 15 V - : supply voltage - 12 .. 15 V M : measure Connection Standard 00 or N SP.. Year Week Front view Mechanical characteristics *General tolerance *Fastening & connection of primary Recommended PCB hole *Fastening & connection of secondary Recommended PCB hole Remarks 0.2 mm bus bar 6.4 x 1.6 mm 3.8 mm 3 pins 0.6 x 0.7 mm 0.9 mm *IS is positive when IP flows in the direction of the arrow. *Temperature of the primary conductor should not exceed 100C. *This is a standard model. For different versions (supply voltages, turns ratios, unidirectional measurements...), please contact us. LEM reserves the right to carry out modifications on its transducers, in order to improve them, without previous notice.