V20-C U-3+NPE, 5096 37 0, 5096370, chống sét lan truyền, đế chống sét 3 pha, đế chống sét 4 pha, OBO-Bettermann, Long Triết
Surge protection energy technology, arrestor 1+2:
The plus of the V25-B+C family
Accessories, covers and bases V25
Base, MultiBase + NPE with fuse monitoring
• Suitable for V 25-B+C, V 20-C and V 10-C
• With voltage monitoring of phases and function monitoring of arrestor upper part,
remote signalling
• With remote signalling, potential-free changeover contact, for function monitoring
• For TN-S and TT network systems
• Pre-mounted and ready for connection




