Combination arrestor, 4-pole, for use in TN-S and TT networks.
Completely pre-terminated and ready for connection, consisting of: MCD 50-B: Coordinated lightning current arrestor, type 1 (Class B) to en 61643-11 and MCD 125-B/NPE: Coordinated N-PE spark gap, type 1 (Class B) to en 61643-11 for use in TN - and TT systems. Interface 0 to 1 according to lightning protection zone concept according to IEC 61312-1 and VDE 0185-305 (IEC 62305).
• Arresting capacity 50 kA (10/350 µs) per pole (L-N) • Arresting capacity 125 kA (10/350 µs) per pole (N-PE) • Conforms to VDN Directive 2nd Edition 2004 • Protection level • Line follow current quenching 25 kA Ipeak • lncl. plug caps for identifying the connections • Encapsulated, non-extinguishing spark gap
Application: Lightning protection equipotential bonding in buildings with external lightning protection of Class I to IV and in standard distributor housings.
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