LEM DHR-C5
AC/DC Current transducer
FEATURES
● VFD and SCR waveforms current measurement● True RMS output
● Panel mounting
● Eliminates insertion loss
● Insulated plastic case recognized according to UL94-V0 DHR 100 C5 DHR 200 C5 DHR 300 C5 DHR 400 C5 DHR 500 C5 DHR 600 C5 DHR 1000 C5 RL VC IC VSL ÎP Load resistance Supply voltage Current consumption Output voltage limitation (0-5V) Overload capability (Ampere Turns) ≥ 10 kΩ + 20 .. 50 V DC 30 mA <7 V 30000 A.t Advantages
● Large aperture for cable up to Ø32mm
● High isolation between primary and secondary circuits
● Easy installation Performance data X ε L VOE TCVOE TCVOUT tr BW Accuracy @ IPN, TA = 25°C (excluding offset) Linearity error (1% of IPN .. ± IPN) Electrical offset voltage, TA = 25°C Temperature coefficient of VOE ( 0..+60 °C) (-40..+70 °C) Temperature coefficient of VOUT (% of reading) Response time to 90 % of IPN step Frequency bandwidth (±1dB) < ± 1 % of IPN < ± 1.0 % of IPN < ± 1.0 % of IPN ± 2.0 mV/K ± 4.0 mV/K ± 0.1 %/K < 150 ms DC 20..6000Hz
APPLICATIONS
● VFD Controlled Loads VFD output indicates how the motor and attached load are operating.