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T1- Type 1/Class I All-Mode Protection

A range of bespoke all-mode/full-mode Class I surge arrester enclosures designed to provide the highest level of protection for the incoming supply and main switchboards in large structures located in high lightning exposure areas. 

HSA/50/100/230RCF - All-Mode - Class 1 Surge Arrester

The HSA/50/100/230RCF is an all-mode Class 1 surge arrester to BS EN 61643-11. Designed for the protection of the incoming supply and main switchboards of large structures in high lightning exposure areas, the arrester is an ideal solution for installation at the boundary of LPZ0a/LPZ1 to help fulfil the requirements of BS EN 62305.

HSA/80/80/230RCF - All-Mode - Class 2 Surge Arrester

The HSA/80/80/230RCF is an all-mode Class 2 surge arrester to BS EN 61643-11. Designed for the protection of the distribution boards of large structures in high lightning exposure areas, the arrester is an ideal solution for installation at the boundary of LPZ0b/LPZ1 or LPZ1/LPZ2 to help fulfil the requirements of BS EN 62305.

HSA/40/40/230RCF - All-Mode - Class 2/3 Surge Arrester

The HSA/40/40/230RCF is an all-mode Class 2/3 surge arrester to BS EN 61643-11. Designed for the protection of sensitive equipment, the arrester is an ideal solution for installation at the boundary of LPZ1/LPZ2 to help fulfil the requirements of BS EN 62305.

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