AC Watt-hr/Var-hr Transducers
CWH / CQHWatt-hour and Var-hour transducers with ±0.2% accuracy and wall or DIN rail mounting.
AC Watt/Var/Watt & Var Transducers
Model CW/CQ — precision AC power transducers for Watt, Var and combined Watt & Var measurement in 1P2W, 3P3W and 3P4W systems.
Features
- For AC WATT, VAR or WATT & VAR / 1P2W, 3P3W, 3P4W
- Accuracy: ±0.2% RO
- Input Max. 5A, 500V, 50/60/400Hz
- Precision measurement even for distorted wave
- Measuring reverse Watt / Var available
- Measuring 1 element CT in balanced 3P3W system is available
- Aux. Power AC 115 / 230V ±15%, 50/60Hz
- Isolation Aux. Power 12Vdc, 24Vdc, 48Vdc, 110Vdc available in option
- Self powered models available
- Low output ripple
- Dielectric strength 4000 Vac for 1 min. between input / Output / Power / Case
- High stability & low cost
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