Legrand CAT. N° 412276 SPD -protection of main distribution board -T1+T2 -limp 12.5 kA/pole -1P+N right

Product characteristics

SPDs for general protection of main distribution board

  • SPDs with plug-in modules and status indicators:
    • Green: SPD operational
    • Orange: plug-in modules to be replaced
  • Earthing systems: TT, TNC, TNS

T1+T2 – Iimp 12,5 kA/pole

  • 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 : 1P+N
  • Neutral position : Right
  • Itotal (10/350) : 25 kA
  • Remote status monitoring (FS contact) : Yes
  • Number of modules : 2
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General characteristics

Class I + II (T1+T2) low voltage SPDs

  • 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 specified according to both T1 and T2 test classes

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