2015 hot sell 3 pole waterproof automatic change over switch with certificated Application: The sereies rotary switch mainly applies to 440V and below,AC 50Hz or 240V and below DC circuits.For breaking and closing,change-over of circuits under unfrequenly manual operation.And the typical application are:control switch of 3 phase motors,control switch gear,control switch of instruments,and change-over switch of machinery and welding machine. Technical Parameter:
1) 7 current ratings: 10A, 20A, 25A, 32A, 63A, 125A and 160A. 2) Functions:control switch and motor switch. 3) Comply with the GB 14048.3, GB 14048.5 and IEC 60947-3, IEC 60947-5-1. 4) We can equip protective box and key for 20A, 25A, 32A and 63A.