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| Topstek Current Transducer TQDV25A .. TQDV200A Closed Loop Current Transducers TQDV25A ~150A Features iHighly reliable Closed Loop Hall Effect device iOpen Loop CT voltage output format: 4V out at nominal input iCompact and light weight iFast response time iExcellent linearity of the output voltage over a wide input range iExcellent frequency response (> 150 kHz) iLow power consumption at quiescent state (10 mA nominal) iCapable of measuring both DC and AC, both pulsed and mixed iHigh isolation voltage between the measuring circuit and the current-carrying conductor (AC2.5KV) iExtended operating temperature range iFlame-Retardant plastic case and silicone encapsulant, using UL classified materials, ensures protection against environmental contaminants and vibration over a wide temperature and humidity range Applications iUPS systems iIndustrial robots iNC tooling machines iElevator controllers iProcess control devices iAC and DC servo systems iMotor speed controller iElectrical vehicle controllers iInverter-controlled welding machines iGeneral and special purpose inverters iPower supply for laser processing machines iController for traction equipment eg. electric trains iOther automatic control systems Specifications Parameter Nominal Input Current Linear Range Secondary Coil Current Consumption Current@ If=Ifn Nominal Output Voltage Supply Voltage Range Offset Voltage Output Resistance Hysteresis Error Linearity Response Time (90%Vhn) Frequency Bandwidth (-3dB) Thermal Drift of Output Thermal Drift of Zero Current Offset Dielectric Strength Isolation Resistance @ 1000 VDC Operating Temperature Storage Temperature Mass Tr fBW RIS Ta Ts W Symbol Ifn Ifs IS ICC Vhn VCC/VEE Vos ROUT Voh mV % Psec Hz %/C mV/C V M C C g Unit A DC A DC A mA V V mV 35 TQDV 25A 25 63 TQDV 37.5A 37.5 94 If /1000 50 60 48 TQDV 50A 50 125 TQDV 75A 75 188 TQDV 100A 100 250 If /2000 60 72 TQDV 125A 125 313 4 V1% at If=Ifn ( RL=10k ) , Ta=25C 15V 5% Within 40 mV @ If=0, Ta=25C <100 (50 nominal) Within 35 mV @ If=Ifn 0 Within 0.2% of Ifn 3 Psec max. @ d If /dt = Ipn / Psec DC to 150kHz Within 0.02 %/C @ Ifn Within 1.5 mV/C @ Ifn AC2.5KV X 60 sec >1000 M -40C to 80C -40C to 85C 28 g - 100 www.topstek.com TQDV V080201 7/1/2008 Topstek Current Transducer TQDV25A .. TQDV200A Appearance, dimensions and pin identification All dimensions in mm 0.1, holes -0, +0.2 except otherwise noted. mounting post Pin Assignment +15V -15V VOUT 0V - 101 www.topstek.com TQDV V080201 7/1/2008 |
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