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LA10-PB Datasheet(PDF) 1 Page - LEM |
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LA10-PB Datasheet(HTML) 1 Page - LEM |
1 / 2 page Electrical data Primary nominal Primary current Primary Conductor Type r.m.s. current measuring range Diameter I PN (A) I P (A) (mm) 3 ± 4.5 0.5 LA 03-PB 5 ± 7.5 0.5 LA 05-PB 10 ± 15 0.65 LA 10-PB 15 ± 22.5 0.8 LA 15-PB 20 ± 30 1.0 LA 20-PB V C Supply voltage (± 5 %) ± 15 V I C Current consumption app. 20mA+ I PN/1200 mA V d R.m.s. voltage for AC isolation test, 50/60Hz,1mn 2.5 kV R IS Isolation resistance @ 500 VDC > 500 M Ω V OUT Output voltage @ ± I PN, RL = 10 kΩ , TA = 25°C ± 4 V R L Load resistance > 10 k Ω Accuracy-Dynamic performance data X Accuracy @ I PN, TA = 25°C (without offset) < ± 1.5 % of I PN εε L Linearity (0 .. ± I PN) < ± 1 % of I PN V OE Electrical offset voltage, T A = 25°C < ± 30 mV V OH Hysteresis offset voltage @ I P = 0; after an excursion of 1 x I PN < ± 15 mV V OT Thermal drift of V OE max. ± 1 mV/K TC εε G Thermal drift(% of reading) < 0.04 %/K t r Response time @ 90% of I P < 3 µs f Frequency bandwidth (- 1dB)1) DC .. 150 kHz General data T A Ambient operating temperature - 10 .. + 80 °C T S Ambient storage temperature - 15 .. + 85 °C m Mass < 12 g Notes : EN 50178 approval pending Current Transducer LA 03 .. 20-PB 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 = 3 .. 20 A Features • Closed loop (compensation) current transducer using the Hall effect • Voltage output • 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) • Switched Mode Power Supplies (SMPS) • Power supplies for welding applications LEM Components www.lem.com 010118/2 Preliminary 1) Derating is needed to avoid excessive core heating at high frequency. |
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