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| Current Transducer HTY 50 .. 100-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). IPN = 50 .. 100 A Electrical data Primary nominal r.m.s. current IPN (A) 50 75 100 Primary current measuring range IP (A) 150 225 300 Type HTY 50-P HTY 75-P HTY 100-P Features V mA kV M V k VC IC Vd R IS VOUT RL 15 Supply voltage ( 5 %) Current consumption < 20 R.m.s. voltage for AC isolation test, 50/60Hz, 1 mn 2.5 Isolation resistance @ 500 VDC > 500 Output voltage @ IPN, RL = 10 k, TA = 25C 4 Load resistance >10 * Hall effect measuring principle * Galvanic isolation between primary * Isolation voltage 2500 V~ * Low power consumption * Extended measuring range(3 x IPN) and secondary circuit Accuracy-Dynamic performance data X L VOE VOH VOT TCG tr f Accuracy @ IPN, TA = 25C (without offset) Linearity (0 .. IPN) Electrical offset voltage, TA = 25C Hysteresis offset voltage @ IP = 0; after an excursion of 1 x IPN typ. Thermal drift of VOE max. Thermal drift (% of reading) Response time @ 90% of IP Frequency bandwidth (- 3 dB)1) < 1.0 < 1.0 < 30 < 15 2.0 3.0 < 0.1 <7 DC .. 50 % of IPN % of IPN mV mV mV/K mV/K %/K s kHz Advantages * Easy mounting * Small size and space saving * Only one design for wide current * High immunity to external interference. ratings range Applications General data TA TS m Ambient operating temperature Ambient storage temperature Mass - 10 .. + 75 - 15 .. + 85 < 30 C C g * DC motor drives * Switched Mode Power Supplies * AC variable speed drives * Uninterruptible Power Supplies * Battery supplied applications * Inverters (UPS) (SMPS) 1) Notes : EN 50178 approval pending Derating is needed to avoid excessive core heating at high frequency. 010118/2 LEM Components www.lem.com HTY 50 ...100-P Front View 24 +/-1 Direction of Current Flow 26 +/-1 d1 1 14 4321 0.5 3-P2.5 4-0.5*0.25 4-d1 (Mounting Post) 6 +/-1 Right View 20 +/-1 16 +/-1 8.5 +/-1 20 +/-1 Bottom View Terminal Pin Identification 1 -Vcc 2 0V 3 +Vcc 4 Output UNIT : mm SCALE : 2/1 LEM reserves the right to carry out modifications on its transducers, in order to improve them, without previous notice. 5 +/-1 |
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