PRF1, PRF1 MASTER, COMBI PRF1

The electrician friendly lightning protection

PRF1, PRF1 MASTER, COMBI PRF1

Benefits

Improved continuity of service and safety due to

certified coordination with disconnection circuit-breakers and
the strength of the connections.

Remote monitoring of the protection status.

Applications

Protection against direct lightning strokes of electrical installations in all industrial and tertiary buildings equipped with a lightning rod

Type 1 surge arresters


	Description Conforms to the risk levels defined by the IEC 62305-2 standard. Impulse current, Iimp=12.5 kA or 25 kA/pole. 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.

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