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LA150-P Datasheet(PDF) 1 Page - LEM |
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LA150-P Datasheet(HTML) 1 Page - LEM |
1 / 2 page Electrical data I PN DC Primary continuous direct current (nominal) 150 A I PN Primary nominal current rms 106 A I PM Primary current, measuring range 0 .. ± 200 A R M Measuring resistance T A = 70°C T A = 85 °C R M mini R M maxi R M mini RM maxi @ ±15V, ± 200 A maxi 0 30 0 15 Ω I S Secondary current 75 mA I SN Secondary nominal current rms 53 mA K N Conversion ratio 1 : 2000 V C Supply voltage (± 5 %) ± 15 V I C Current consumption 16 + I S mA V d Rms voltage for AC isolation test, 50 Hz,1min 2.5 kV Accuracy-Dynamic performance data X Accuracy @ I PN DC, TA = 25°C, ± 15 V (± 5 %) < ± 1 % of I PN DC ε L Linearity error (0 .. ± I PN DC) ± 0.25% of I PN DC I OE Electrical offset current @ I P = 0, TA = 25°C < ± 0.2 mA I OM Magnetic offset current @ I P = 0 and specified RM , after an overload of 1 x I PN DC < ± 0.15 mA I OT Temperature variation of I O < ± 0.005 mA t r Response time to 90% of I PN DC step < 1 µs di/dt di/dt accurately followed > 200 A/µs BW Frequency bandwidth (- 1 dB)1) DC .. 150 kHz General data T A Ambient operating temperature - 10 .. + 80 °C T S Ambient storage temperature - 15 .. + 85 °C R S Secondary coil resistance 80 Ω m Mass 25 g Standards EN 50178: 1997 Current Transducer LA 150-P For the electronic measurement of currents: DC, AC, pulsed, mixed, with a galvanic isolation between the primary circuit (high power) and the secondary circuit (electronic circuit). I PN = 150 A Features • Closed loop (compensation) current transducer using the Hall effect • Printed circuit board mounting 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 capacity Applications • 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 applications Application Domain • Industrial Notes : 1) Derating is needed to avoid excessive core heating at high frequency. 46090 061110/7 www.lem.com LEM reserves the right to carry out modifications on its transducers, in order to improve them, without prior notice. Page 1/2 |
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Similar Description - LA150-P_06 |
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