VPN = 1000 V Voltage Transducer DCVT 1000/SP1 For the electronic measurement of DC voltages with a galvanic isolation between the primary circuit (high voltage) and the secondary circuit (electronic circuit). Preliminary All Data are given with a R L = 10 kΩ Electrical data VPN VPmax VP RP RL VOUT Primary nominal voltage Primary voltage measuring range Not measurable overload Primary input resistance Load impedance Output voltage 1) IC Vd Ve Current consumption R.m.s. voltage for AC isolation test, 50 Hz,1 min R.m.s. voltage for partial discharge extinction @ 10pC 1000 V DC 56 .. 1400 V DC 3000 (1s/h) VDC appr. 97.5 MΩ 10 kΩ VOUT = a x VP - b V a = 0.01 ± 0.5 % b = 0.3 ± 0.1 appr. 1 mA/kV 5.5 kV 2.2 kV ε Overall Accuracy @ VPN, TA = +25°C Overall Accuracy @ VPN, TA = -15 .. +70°C Linearity @ TA = 25°C Response time @ 10% of VPN L tr Ambient operating temperature Ambient storage temperature Creepage distance Clearance distance Comparative tracking index (Group ) UL94 classification Potting material Mass m according to UL 94-V0 • Included primary resistor Advantages • Low power consumption • Very good linearity • Low thermal drift • High immunity to external • Low disturbance in common mode ±1.5 ±3.5 < ±0.5 < 100 % % % µs General data TA TS dCp dCl CTI • Self-Powered • Insulated plastic case recognized interference Accuracy-Dynamic performance data XG XG Features Applications • Static converters for DC motor drives • Battery supplied applications • Uninterruptible Power Supplies (UPS) -15 .. +70 °C -25 .. +85 °C > 10 mm none 600 V V0 Polyurethane resin, UL94 V0 appr. 400 g • DC voltage monitoring This is customer specific model. Utilization restricted to agreed specifications. Notes : 1) See graphical presentation of transfer function overleaf. 041005/0 LEM Components www.lem.com Dimensions DCVT 1000/SP1 (in mm. 1mm = 0.0394 inch) Front view 100 2m 48 2m Left view 100 28 HT+ HT- 124 40 138 63 Top view Vout d6.5 13.7 30 9.7 a 0.26 0 -b Mechanical characteristics • General tolerance • Transducer fastening Distance between holes 56 1000 1400 Vp Vout=a*Vp-b --> Vp=(Vout+b)/a a=0.01 +/-0.5% b=0.3 +/-0.1 Remark ± 1 mm 2 holes ∅ 6.5 mm 124 mm • IS is positive when VP is applied on terminal +HT. • Connection Primary Secondary 2m halogen free 1 x 1.5 mm2 cable 2m halogen free 2 x 0.5 mm2 + EMC screen • Recommended fastening torque 2.2 Nm or 1.62 Lb-Ft. LEM reserves the right to carry out modifications on its transducers, in order to improve them, without previous notice.