DK-B+C/40 is designed and manufactured according to IEC standards, it combines Surge Protective Device of class I + class II (B+C). It is designed as module, with features of good seal ability and 35mm din rail mounted. With temperature control circuit breaker and built-in over currents protective circuit, the modular SPD can automatically release to avoid fire danger when it breaks down. It consists of remote alarm connector for remote monitoring.
Rated Voltage U0
Maximum Continuous Operating Voltage Uc
Impulse Current Iimp(10/350µs)
Voltage Protection Level Up
Respond Time tA
Remote Alarm Function
Maximum Connection Wire Range
Method of Installation
35mm Din Rail Mounted
Material of Shell
Flame Retardant Rating of Outer Shell
Protection Level of Outer Shell
The front end of transformer
It is used in the front end of desk type transformer or box type transformer of Wind Power generation system to protect transformer power equipments.