Legrand 4 122 77 zekering 3

Protection against transient overvoltagess for 230/400 V~ power networks (50/60 Hz).
SPDs compliant with EN/IEC 61643-11 standards
Recommended for main distribution boards
Class I+II (T1+T2) : SPDs tested and specifi ed according to both T1 and T2 test classes

- SPDs with plug-in modules and status indicators:
- Green: SPD operational
- Orange: plug-in modules to be replaced
- Earthing systems: TT, TNC, TNS
- For general protection of big installations and protection of small installations with external lightning protection (LPS).
- Up: 1.5 kV - Imax: 60 kA/pole - Uc: 320 V~
- Recommended MCB: DX³ 63 A - C curve
- 1P+N and 3P+N: L-N and N-PE protection modes (common and differential modes), the N pole being protected by encapsulated spark gaps. Also called 1+1 and 3+1
- Number of poles : 3P+N
- Neutral position : Right
- Itotal (10/350) : 50 kA
- Remote status monitoring (FS contact) : Yes
- Number of modules : 4