Features:
Endurable,sustains thousands of strikes.
Status indication.
LED status indication.
Uc 150V / 275V / 280V / 320V can be achieved.
Protection class: Type 1+2 , Class I+II.
Pole number:1P,2P,3P,4P,1+1NPE,3+1NPE.
BR-12.5M 1+1NPE surge arrester is suitable for TT and TN-S system.