Vacuum explosion-proof switch comprehensive experimental bench
Main technical parameters: Scope of application and use
The test bench is suitable for industrial and mining enterprises to conduct factory tests on explosion-proof starters, explosion-proof feeder switches, integrated protectors, (vacuum) contactors, (vacuum) circuit breakers and other products according to their respective standards,
(vacuum) contactors, (vacuum) circuit breakers and other products according to their respective standards for factory testing
and warehouse acceptance, especially for the mine repair plant maintenance operations with
Main technical parameters
(1) Vacuum contactor three-phase synchronous test, including the action time, breaking and closing synchronous time, the number of contact bounces, the number of contact bounces, the number of contact bounces,
Accuracy 0.1%, resolution 0.1ms.
2) Switching tube and starter circuit resistance test automatically, test volume 20ηΩ~ 20mΩ, resolution 1ηΩ
3) High voltage method to judge the vacuum characteristics of the vacuum switch tube;
4) Electronic protection overload, short-circuit, phase failure, leakage blocking technical parameters adjustment, action time timing range is
0.01ms~9999.9s, high current generator capacity 10KVA, current 0~2000A adjustable.
(5) action characteristics test, providing test power supply 220V, 380V, 660V, 1140V;
(6) AC vacuum contactor commissioning power supply 5A, 36V ~ 250V adjustable;
(7) high current generator capacity 20KVA, maximum output current 400