WXJB-1500 microcomputer relay protection tester

WXJB-1500microcomputer relay protection testervoltage and current output flexible combination output up to 6 phase voltage 6 phase current, can be any combination to achieve conventional 4 phase voltage 3 phase current type, 6 phase voltage type, 6 phase current type, and 12 phase output mode, can be compatible with traditional various test methods, It is also convenient to carry out the differential test of three-phase transformer and the quick cutting and ready self-throwing test of plant power supply.

WXJB-D Single Phase Relay Test Kit

Relative humidity: must less than 80% Resistance: 0.5 ohm to 2.5k ohm Voltmeter Accuracy: 0.5% Ammeter Range: internal: 0.000~150.0A Ammeter Accuracy: 0.5% Stopwatch Resolution: 0.1mS

WXJB-902 Microcomputer 3 Phase Relay Protection Tester

Output accuracy :0.5 magnitude Phase current output (effective value) :0～40A Frequency range (base wave) :20～1000Hz Output accuracy :0.5magnitude Maximum output of load voltage :20V

WXJB-702 Secondary Injection Relay Test Set

Frequency range ( fundamental wave): 20～1000Hz Accuracy: 0.5 Switching value input: 8 loops Switching value output: 4 pairs Time measurement: 0.1ms～9999s

WXJB-1100 Three Phase Relay Test Set

Power source: AC 220V±10%, 50/60Hz Phase: 0--360 ° Accuracy: 0.1 ° Frequency range: 0--1000Hz Accuracy: 0.001Hz Harmonic times: 2--20 times

WXJB-1600 Six Phase Relay Protection Tester 

Power voltage: AC220V±10% or AC110V±10%, 50/60Hz±10% Time measurement: 0.1ms-999999.999s Output frequency: 0-1050Hz Superposed harmonic wave: 0-21times

WXJB-II Single Phase Relay Protection Tester

Power supply: AC220V±10% 50Hz Work Environment: Temperature：-10℃～40℃ Humidity: ≤85% AC Output voltage: 0～220V/3A Digital millisecond meter: 0～99.9999s