WSP-A1SPM/20/30R

The WSP-A1SPM/20/30R is a type 2 surge arrester according to BS EN 61643-11. The device consists of a base part and pluggable module.

These arresters are recommended for use in the Lightning Protection Zones Concept at the boundaries of LPZ 1-2 (according to IEC 1312-1 and BS EN 62305) for equipotential bonding and elimination of transient overvoltages that originate during atmospheric discharges or switching processes.

The main use of the WSP- A1SPM/20/30R arrester is in all kinds of industry, residential and administration buildings. They are to be placed into the secondary switchboards or into the control box.

Nominal Operating Voltage (Un)	Max. Continuous Operating Voltage (AC) (Uc)	Max. Continuous Operating Voltage (DC) (Uc)	Max. Discharge Current (8/20) (Imax)	Nominal Discharge Current (8/20) (In)	Voltage Protection Level at (In)	Part Number
Nominal Operating Voltage (Un)24V DC	Max. Continuous Operating Voltage (AC) (Uc)30V	Max. Continuous Operating Voltage (DC) (Uc)38V	Max. Discharge Current (8/20) (Imax)20kA	Nominal Discharge Current (8/20) (In)10kA	Voltage Protection Level at (In)<300V	Part NumberWSP-A1SPM/20/30R	Quantity

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