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it provides reliable residual current protection for three-phase distribution boards
Pre-installed earth/neutral bars and SPD module
it ensures compliance with 18th Edition Amendment 2 and gives added resilience against transient overvoltages
heat pump and PV circuits
3 Pole Type 2 Surge Protection Device (WSPD340) Twin Screw Main Switch it provides reliable residual currentThe WSPD340 is a 3 Pole Type 2 Surge Protection Device designed for three phase electrical systems requiring protection against transient overvoltages caused by switching events and lightning related surge activity. With a 20kA nominal discharge current and 40kA maximum discharge rating, it provides practical board level surge protection for commercial and industrial applications. This 3 phase SPD is suited to three phase distribution systems, plant
