KE7302 |
Portable Three Phase Standard Meter |
Accuracy : 0.2, Test method : terminal input or clamp CT input, test the error of three phase energy meters and feild electrical parameters of power grid |
² Measureall kinds of meter, include single phase (1P2W) meter, three phase three wiremeter (3P3W), three phase four wire meter (3P4W) etc
² Curren tmeasure with direct connect and clamp CT two mode
² Measure Vrms, Irms, phase angle, active power, reactive power, apparent power of three phase or single phase
² Measure total active power and total reactive power of three phase;
² Measure phase angle of phase to phase
² Measure frequency of power grid
² Display vector diagram
² Display waveform of voltage and current
² Analyze and display 2nd – 51st harmonic of voltage and current at real time
² Energy accumulating test (Dial test)
² Auto-check external wiring correct or not
² Test ratio of current transformer in low voltage circuit
² Wiring emulation, can simulate all kind of wirings on site without input voltage andcurrent
² Realtime clock, accurate record testing time
² Store, browse and transfer measured data
² Real-time measured data by PC, and download calibration parameter
² Three kinds of power supply way: external AC power, internal recharge battery and voltage test lead power
² Support the barcode scanner to input number of energy meter automatically (optional)
| KE7302-0.1 | KE7302-0.2 | |
Voltage measurement | |||
Voltage range | 0V – 480V | ||
Accuracy | ±0.1% | ||
Harmonics | 2nd- 51st | ||
Current measurement | |||
Current range | Terminal input | 0.1A – 10A | |
Clamp input | 5A、20A、100A、500A、1000A、2000A、3000A | ||
Accuracy | Terminal input | ±0.1% | ±0.2% |
Clamp input | ±0.2%(5A)、±0.5% (others) | ||
Harmonics | 2nd- 51st | ||
Power measurement | |||
Active power | Terminal input | ±0.1% | ±0.2% |
Clamp input | ±0.2%(5A)、±0.5% (others) | ||
Reactive power | Terminal input | ±0.1% | ±0.2% |
Clamp input | ±0.2%(5A)、±0.5%(others) | ||
Energy measurement | |||
Active energy | Terminal input | ±0.1% | ±0.2% |
Clamp input | ±0.2%(5A)、±0.5%(others) | ||
Reactive energy | Terminal input | ±0.1% | ±0.2% |
Clamp input | ±0.2%(5A)、±0.5%(others) | ||
Phase measurement | |||
Phase range | 0 -- 360° | ||
Accuracy | ±0.1° | ||
Frequency measurement | |||
Frequency range | 45Hz – 65Hz | ||
Accuracy | ±0.05Hz | ||
Pulse output | |||
Low frequency output(CL) | 3600imp / kWh | ||
Ppulse input | |||
Input channel | 1 | ||
Input frequency | Max. 100Hz | ||
Others | |||
Power supply | Build-in rechargeable battery, external power supply, powered from the tested terminal | ||
Dimensions | 214mm×150mm×50mm | ||
Weight | 1.3kg |
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