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| Current Transducers HTB 50..400-P/SP5 and HTB 50..100-TP/SP5 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 .. 400 A Electrical data Primary nominal current rms IPN (A) 50 100 200 300 400 Primary current measuring range IPM (A) 150 300 500 600 600 Type 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 Features * Hall effect measuring principle * Galvanic isolation between primary V mA kV M V k VC IC Vd RIS VOUT ROUT RL 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 k, TA = 25C Output internal resistance Load resistance + 12 .. 15 < 15 2.5 > 500 VOE 1.667 100 10 * Isolation voltage 2500V * Low power consumption * Primary bus bar option for 50A and 100A version for ease of connection and secondary circuit Special feature * Single power supply from 12V to 15V Accuracy - Dynamic performance data X L VOE VOH TCVOE TCVOUT tr BW < 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 s Frequency bandwidth (0 .. -3 dB)3) DC .. 50 kHz Accuracy @ IPN, TA = 25C (excluding offset) Linearity error (0 .. IPN) Electrical offset voltage @ TA = 25C 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 Advantages * Small size and space saving * Only one design for wide current * High immunity to external interference. ratings range Applications * AC variable speed drives * Static converters for DC motor drives * Battery supplied applications * Uninterruptible Power Supplies * Switched Mode Power Supplies * Power supplies for welding applications. (SMPS) (UPS) General data TA TS m Ambient operating temperature Ambient storage temperature Mass (-TP version) - 25 .. + 85 C - 25 .. + 85 C < 30 (< 36) g 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 Back view 39 14 MAX. Left view Positive Current Flow 34 d1 6 1.5 19.5 4-0.635x0.635 3 24.5 5.5 3.5 32 1 Secondary Pin Identification 2-d2 Mounting Pins 7 11 2-P=2.5 6 +/-1 9 +/-1 1 +Vc 2 0V 3 Output Bottom View 10 19 3 HTB 50..100-TP/SP5 Back view 39 14 MAX. 3 Left view 34 1.5 17 4-0.635x0.635 3 10 2-P=2.5 10.5 3 3 9 2 3.25 3.5 321 1.5 1.5 3.5 1.5 Positive Current Flow 6-1.5x1.5 Secondary Pin Identification 1 +Vc 2 0V 3 Output 14 3 Bottom view 3 11 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 |
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