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Three Phase Portable Reference Standard Meter field meter calibrator class0.2
KE7308B Three Phase Portable Reference Standard Meter
Accuracy : 0.05, Test method: Clamp CT input. KE7308B is designed to be compact, which is convenient for on-site test. And it can be used to test the error of three phase energy meters and field electrical parameters of power grid. With a IP67 protection level, it can be used in many harsh condition.
Functions and features:
Technical parameters:
KE7308B | |||
Voltage measurement | |||
Current range(clamp input) | 20A, 100A, 200A, 500A,1000A | ||
Accuracy | ±0.2% | ||
Harmonics | 2nd- 51st | ||
Current measurement | |||
Voltage range | 3 x (10V – 480V) | ||
Accuracy | ±0.2% | ||
Harmonics | 2nd- 51st | ||
Power measurement | |||
Active power | ±0.05% | ||
Reactive power | ±0.2% | ||
Energy measurement | |||
Active energy | ±0.05% | ||
Reactive energy | ±0.2% | ||
Phase measurement | |||
Phase range | 0 -- 360° | ||
Accuracy | ±0.1° | ||
Frequency measurement | |||
Frequency range | 45Hz – 65Hz | ||
Accuracy | ±0.05Hz | ||
Pulse output | |||
Low frequency output(CL) | 36000imp / kWh | ||
Pulse input | |||
Input channel | 2 | ||
Input frequency | Max. 100Hz | ||
Others | |||
Power supply |
Build-in rechargeable battery, external power supply, power through the tested terminal
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Dimensions | 323mm×275mm×135mm | ||
Weight | 3.5kg |