GDJB-II type Single Phase Relay Protection Tester is the updated calibration device for relay testing. It shows clear data,operation is easy.
A. Working conditions
1. Power supply: AC 220V+10%,50Hz
2. Working environment: Temperature -10℃～40℃
3. Atmosphere: 86-106kPa
B. Output power supply
1. AC voltage: 0-250V/4A Adjustable
2. AC current: 0-100A/7V (200A can be customized)
3. DC voltage: 0-250V/4A Adjustable
4. DC current:0-20A/25V
5. Fixed voltage output: DC 24V/48V/110V/220V
C. Performance Index
1. Ammeter and voltmeter: 41/2 digit.
2. Digital millisecond meter: 0-99.9999s(999.999s can be customized) Resolution: 0.1ms.
1. Measure relay: Measure start value, return value and drop-off to pick-up ratio of current, voltage relay.
2. Time relay: Measure start value, return value and action time.
3. Intermediate relay: Measure all kinds of coil with start. Remain start value, return value, holding value and action time of coil intermediate relay.
4. Reclosing relay: Charge test of capacitance, charge time, reclosing time and middle components test.
5. Differential relay: DC Excitation test, Braking test, Volt-ampere characteristic test.
6. Other common relays and LV circuit breaker.
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