Current Transducers HTB 50..400-P/SP5 and HTB 50..100-TP/SP5 IPN = 50 .. 400 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 current rms IPN (A) Primary current measuring range IPM (A) 50 100 200 300 400 VC IC Vd RIS VOUT ROUT RL ± ± ± ± ± 150 300 500 600 600 Type Features HTB 50-P/SP5, HTB 50-TP/SP51) HTB 100-P/SP5, HTB 100-TP/SP51) HTB 200-P/SP5 HTB 300-P/SP5 HTB 400-P/SP5 Supply voltage (± 5 %) 2) Current consumption Rms voltage for AC isolation test, 50 Hz, 1 min Isolation resistance @ 500 VDC Output voltage (Analog) @ ± IPN, RL = 10 kΩ, TA = 25°C Output internal resistance Load resistance + 12 .. 15 < 15 2.5 > 500 VOE ± 1.667 100 ≥ 10 • Hall effect measuring principle • Galvanic isolation between primary and secondary circuit V mA kV MΩ V Ω kΩ • Isolation voltage 2500V • Low power consumption • Primary bus bar option for 50A and 100A version for ease of connection Special feature • Single power supply from 12V to 15V Accuracy - Dynamic performance data X ε L VOE VOH TCVOE TCVOUT tr BW Accuracy @ IPN, TA = 25°C (excluding offset) Linearity error (0 .. ± IPN) Electrical offset voltage @ TA = 25°C Hysteresis offset voltage @ IP = 0, after an excursion of 1 x IPN Temperature coefficient of VOE HTB 50-(T)P/SP5 < ± 1 % of IPN < ± 1 % of IPN Vc/2 ± 30 mV < ± 0.5 % of IPN < ± 1.0 mV/K HTB 100-(T)P..400-P/SP5 < ± 0.5 mV/K Temperature coefficient of VOUT (% of reading) < ± 0.05 %/K Response time to 90% of IPN step <3 µs Frequency bandwidth (0 .. -3 dB)3) DC .. 50 kHz Ambient operating temperature Ambient storage temperature Mass (-TP version) • Small size and space saving • Only one design for wide current ratings range General data TA TS m Advantages - 25 .. + 85 °C - 25 .. + 85 °C < 30 (< 36) g • High immunity to external interference. Applications • AC variable speed drives • Static converters for DC motor drives • Battery supplied applications • Uninterruptible Power Supplies (UPS) • Switched Mode Power Supplies (SMPS) • Power supplies for welding applications. Notes : 1) -TP version is equipped with a primary bus bar. 2) Operating at +12V ≤ Vc < +15V will reduce measuring range. 3) Derating is needed to avoid excessive core heating at high frequency. Page 1/2 070111/1 LEM reserves the right to carry out modifications on its transducers, in order to improve them, without prior notice. www.lem.com Dimensions HTB 50..400-P/SP5 and HTB 50..100-TP/SP5 (in mm. 1 mm = 0.0394 inch) HTB 50..400-P/SP5 Left view Back view Positive Current Flow 39 9 +/-1 1.5 19.5 34 d1 6 14 MAX. 3.5 32 1 34-0.635x0.635 24.5 Secondary Pin Identification 5.5 2-P=2.5 10 Bottom View 1 +Vc 2 0V 3 Output 7 11 3 6 +/-1 2-d2 Mounting Pins 3 19 HTB 50..100-TP/SP5 39 14 MAX. Left view 10 1.5 1.5 3.5 321 34-0.635x0.635 3.5 1.5 17 34 Back view 1.5 Positive Current Flow 2-P=2.5 10.5 3 3 3.25 6-1.5x1.5 3 11 14 2 9 Secondary Pin Identification 1 +Vc 2 0V 3 Output 3 Bottom view Page 2/2 070111/1 LEM reserves the right to carry out modifications on its transducers, in order to improve them, without prior notice. www.lem.com