... control switch of instruments,and change-over switch of machinery and welding machine.1) 7 current ratings: 10A, 20A, 25A, 32A, 63A, 125A and 160A.2) Functions:control switch and ... , 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.CA10 Universal Changeover Switch TypeCA10-20CA10-25CA10-32CA10- ...