
Modular surge arrester for use in TT and TN-S systems ("3+1" circuit) with floating remote signalling contact.

Modular surge arrester for use in single-phase TT and TN systems ("1+1" circuit); with floating remote signalling contact.

Modular surge arrester for use in TT and TN-S systems ("3+1" circuit) with floating remote signalling contact.

Modular surge arrester for use in single-phase TT and TN systems ("1+1" circuit); with floating remote signalling contact.