Siemens 3K Superswitch SDFs are used as short circuit, and overload protection device with fuses and main controls switches in industrial switchboards as well as residential and commercial buildings’ switchboards. The Siemens switch is also available in Switch Disconnector versions, it ensures making and breaking of the specified rated current under load and without load. At the same time, they are used for safety isolating function as isolation device in various low-voltage circuits. Siemens Superswitch conforms to IEC 60947-1, IEC 60947-3 and IS 13947-3. Siemens Superswitch has a very high life compared to the contemporary products offered today.
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