KE7308B Three Phase Portable On-site Meter Tester
Accuracy : 0.2, Test method: Clamp CT input. Compact design, light and small, making it convenient for on-site test. And it can be used to measure the error of three phase energy meters and field electrical parameters of power grid. In addition, with a IP67 protection level, it can be used in many harsh condition.
Product advantages:
- High accuracy on the measurement of all parameters.
- Wide current range (clamp CT input): 20A, 100A, 200A, 500A, 1000A clamps for choice
- Electricity energy meters calibration, checking the constant of the energy meter
- 7” color LCD display, all the parameters of each operation function can be displayed within one page
- Two operation modes: touch screen and keyboard. Easy to operate.
- Measure voltage, current,frequency, power, power factor and phase angle
- Measure and display waveforms of three phase voltage and current
- Measure ratio of CT.
- Measure the 2nd - 51st harmonics of current and voltage
- Display vector diagram, judge the wiring right or wrong automatically
- Industrial grade engineering plastic suit case, which has a safety protection level of up to IP67.
- Read the information of energy meter with barcode scanner (optional)
- Battery, test lead power or external power for choices
- Communicate with PC, download calibration data through USB flash disk, RS-232 port
- Firmware can be upgraded through removable disk by users themselves
- Save and browse the testing record
Technical parameters:
Voltage measurement
Voltage range 3 x (10V – 480V)
Accuracy ±0.2%
Harmonics 2nd- 51st
Current measurement
Current range 20A, 100A, 200A, 500A,1000A
Accuracy ±0.2%
Harmonics 2nd- 51st
Phase measurement
Phase range 0 -- 360°
Accuracy ±0.1°
Frequency measurement
Frequency range 45Hz – 65Hz
Accuracy ±0.05Hz
Power measurement
Active power ±0.05%
Reactive power ±0.2%
Energy measurement
Active energy ±0.05%
Reactive energy ±0.2%
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
Dimensions 323mm×275mm×135mm
Weight 3.5kg
