Current Transducer HTY 50 .. 100-P IPN = 50 .. 100 A 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). Electrical data Primary nominal r.m.s. current IPN (A) Primary current measuring range IP (A) 50 75 100 ± 150 ± 225 ± 300 Type HTY 50-P HTY 75-P HTY 100-P ± 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 kΩ, TA = 25°C ±4 Load resistance >10 VC IC Vd R IS VOUT RL Features V mA kV MΩ V kΩ • Hall effect measuring principle • Galvanic isolation between primary and secondary circuit • Isolation voltage 2500 V~ • Low power consumption • Extended measuring range(3 x IPN) Accuracy-Dynamic performance data X ε L VOE VOH VOT TCε G tr f Accuracy @ IPN, TA = 25°C (without offset) Linearity (0 .. ± IPN) Electrical offset voltage, TA = 25°C 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 % of IPN % of IPN mV < ± 15 ± 2.0 ± 3.0 < ± 0.1 <7 DC .. 50 mV mV/K mV/K %/K µs kHz Advantages • Easy mounting • Small size and space saving • Only one design for wide current ratings range • High immunity to external interference. 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 (SMPS) • AC variable speed drives • Uninterruptible Power Supplies (UPS) Notes : EN 50178 approval pending Derating is needed to avoid excessive core heating at high frequency. • Battery supplied applications • Inverters 1) 010118/2 LEM Components www.lem.com HTY 50 ...100-P 24 +/-1 26 +/-1 Front View Direction of Current Flow 6 +/-1 4 3 2 1 5 +/-1 0.5 14 d1 1 3-P2.5 Right View 4-0.5*0.25 8.5 +/-1 16 +/-1 20 +/-1 4-d1 (Mounting Post) 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.