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Application

ZMP1 series surge protective device (hereinafter called SPD) is suit-able for the IT, TT, TN-S for three-phase power distribution system. The SPD mode L-PE/N-PE, L-N/N-PE two. Having a large current capacity, low residual voltage characteristics; The SPD main body heat from the light alarm function, can according to user requirements increase remote contact.

Operation Elements

Fast response time: less than 25ns
Low limited voltage
Large current carrying capacity
Normal state: white color, invalid state: red color
Kelvin wiring mode available.

Installation

1.Category B surge protective device (SPD), used in the connection between equal potential electrodes while thunder occur. 
Generally to be installed in low voltage main incoming distribution panel, overhead incoming.

2.To adopt 35mm standard mounting rail for SPD mounting.

3.When to place an order, please indicate the model, specification and quantity of SPD. 
4.It shall adopt 10~35mm2 copper conductor to be connected with SPD, earthing wire shall be dual color multi-strand soft copper conductor more than 16mm2