WPS6-B series Surge Protection Device is suitable for TT, IT, TN-S, TN-C and TN-C-S, the power supply system with the rated voltage up to 230/400V and AC 50/60Hz. Its design corresponds to IEC61643-1, GB18802.1 and GB50057. The product is usually installed in the incoming line low voltage distribution box of the building, and it can release 100kA lightning stroke current.

1. Overload protection
2. Short circuit protection
3. Controlling
4. Used in residential building, non-residential building, energy source industry and infrastructure.
5. According to the type of instantaneous release classified as follows: type B(3-5)ln, type C(5-10)ln, type D(10-16)ln

1. Overload protection
2. Short circuit protection
3. Controlling
4. Used in residential building, non-residential building, energy source industry and infrastructure.
5. According to the type of instantaneous release classified as follows: type B(3-5)ln, type C(5-10)ln

1. Application:
For protecting cables and equipments against overload and short circuit.
2. GeneraI rules for choosing MCB.
Technical data of the network at the point considered：
The earthing systems, short-circuit current at the circuit breaker installation point, which must always be less thanthe breaking capacity of this device, network normal voltage.

1. Overload protection
2. Short circuit protection
3. Controlling
4. Used in residential building, non-residential building, energy source industry and infrastructure.
5. According to the type of instantaneous release classified as follows: type B(3-5)ln, type C(5-10)ln, type D(10-16)ln

1. Overload protection
2. Short circuit protection
3. Controlling
4. Used in residential building, non-residential building, energy source industry and infrastructure.
5. According to the type of instantaneous release classified as follows : type B(3-5)ln, type C(5-10)ln