Surge arrester type 1
PRF1, PRF1 MASTER, COMBI PRF1
Schneider Electric - Electrical Distribution
Surge arrester/disconnector combinations certified for short-circuit current withstand, Isc, up to 50 kA (IEC 61643-11, version 2005).
Maximum steady state voltage, Uc = 260, 440 V.
Suitable for any earthing system: TT, TN-S, TN-C and IT.
Fixed or withdrawable surge arresters.
Cascade protection by Type 2 integrated (PRF1 12.5, PRD1 25r) or associated surge arrester (Master range).
Multiple-pole or single-pole products to be assembled.
Contacts for the remote transfer of end-of-life information.
