- Product description
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Product description
Combination arrester, pre-installed in IP65 housing for use in TN-S and TT networks.
VG...: Lightning arrester system solution type 1+2 according to DIN EN 61643-11.
• LightningController MCD 50-B and MCD 125-B/NPE mounted in insulating housing IP65, sealable housing
• Pulse current 125 kA (10/350 µs), BET-tested
• Protection level < 1.7 kV (L-N) and < 1.5 kV (N-PE)
• Encapsulated, non-extinguishing discharge gap
• Suitable for TN-S and TT network systems
Application: Industrial systems and buildings with external lightning protection of the highest class I to IV.
- Technical data
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Connectivity options
Arrester surge current (8/20 µs) [total] 125 kA Blow-out no Cable type for surge protection devices Power cable AV Conductor cross-section, rigid (single-wire/multiwire), max. 50 mm² Conductor cross-section, rigid (single-wire/multiwire), min. 10 mm² DC network form no Dimension 255V Follow current quenching capacity (eff) [N-PE] 25 kA Installation type Pre-mounted in the housing IT network form no Lightning protection zone LPZ 0→2 Lightning surge current (10/350 μs) 50 kA Lightning surge current (10/350) 125 kA Max. mains-side overcurrent protection 500 Maximum back-up fuse 500 A Maximum continuous voltage AC 255 V Network form Other Nominal discharge current (8/20 µs) 50 kA Nominal voltage AC (50/60 Hz) 230 V Operating temperature, max. 85 °C Operating temperature, min. -40 °C Other network form no Pole version 3+N/PE Protection level [L-N] ≤1,7 Protection rating IP54 Remote signalling no Response time <100 ns Short-circuit resistance 25 kA Short-circuit resistance for max. mains-side overcurrent protection 25 kA Signalling on device None SPD to EN 61643-11 Type 1+2 SPD to IEC 61643-1 Class I+II Test class, type 1 yes TN network form yes TN-C network form no TN-C-S network form yes TN-S network form yes TT network form yes - All types
- Downloads
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Data sheet MCD 50-B 3+1-VG / 5096875 , 0.33MB , pdfDeclaration of conformity MCD 50-B 3+1-VG / 5096875 , 0.11MB , pdfLabel approval VDE symbol approval, MCD-125 , 0.12MB , pdfLabel approval VDE symbol approval, MCD-50 , 0.16MB , pdfSelection aid Selection aid, surge protection , 2.00MB , pdf
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