1.Equipment function:
      
The tester is used for DC contactor action test, mechanical life test and electric life test, it's also special for testing contactor 3 phase with diferentduration,excess of stroke and separation.Equipment start working , judge qualified situation , record result and build database after setting corresponding

Tester parameters:

2.Input parameters
(1)Input requirment: AC380V±10%,three phase four wire
(2)Input wire area: 25mm2
(3)Input capacity: 30KVA
(4)Temperture: -25℃-50℃
(5)Output current: DC50A-2500A
(6) Relative humidity: 0-70%
(7)Connected and break frequency
3.Output parameters
(1)Voltage: DC12V、24V、48V、70V、120V
(2)Meter precision grade: one grade
(3)Close and break time: 0-100mS
(4)With load system
(5)Voltage drop testing ,open-circuit voltage DC10V,close-circuit DC50A-2500A, contact voltage drop 0-200mV
(6) Aluminum structure, controlled by computer, display close peak current.