Equipment function:

     The tester is used for miniture circuit breaker time-current test, input 2.55ln current into all poles from cold , product trip within required time.Set corresponding parameters on computer, tester start testing and judge qualified situation , record result and build database automatically. Work station, control method of fixture, maximum current etc can be designed as customer required .

Tester parameters:
1.Power voltage: 220V(1±10%)  50Hz
2.Max output current: 300A
3.Current mutual inductor: 200/5A 、300/5A, accuracy: 0.2 grade
4.Current display: 10/5A、50/5A、100/5A、300/5A, display effective value directly.
5.Current amplifier: 1kVA 48V/2V、4V
6.Capacity: 1kVA×4
7.Device insulation resistance≥5 megohm
8.System error≤±1.5%
9.Current output wave form: sinusoidal wave, degree of distortion≤3%
10.Fixture manually clamps
11.DZ47-60-4 MCB heat tester with 1.5 meter height, 1.15 meter width. Tester-board height: 0.8 meter, tester thickness: 0.65 meter, tester-board width: 0.38 meter
12Material of shell is aluminium alloy sections and tester-board is stainless steel.