NOARK 2P AC typ 1+2 12,5 kA 1F surge arrester

NOARK 2P AC typ 1+2 12,5 kA 1F surge arrester

330.00 Netto

zł405.90 Brutto


Quantity Cena Netto Cena Brutto
Od 1 szt. 330.00 zł 405.90 zł

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NOARK 2P AC typ 1+2 12,5 kA 1F surge arresterNOARK 2P AC typ 1+2 12,5 kA 1F surge arresterzł405.90

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NOARK 2P AC typ 1+2 12,5 kA 1F surge arrester

This line of surge arresters is made up of class 1+2 devices. They are used to protect electrical installations against direct lightning strikes of low intensity. Suitable for lightning protection zones LPL III, IV according to EN 62305 in a 3-phase network TN-C where the total current input to the electrical system is 37.5 kA and its stroke can be 75 or 100 kA depending on the configuration and position of the grounding point, the grounding of the lightning system, and the location of the surge arrester.

The design of Ex9UE1+2 12.5 arresters is based on varistor elements. It provides a low response time and meets the criteria of both class I and II. The modular design with replaceable inserts allows for quick and easy replacement of functional modules in case of burnout, due to the frequent occurrence of surge peaks.

Distinguishing features of the product:

  Type 1+2 (Class I+II, T1+T2, B+C)

  Tested according to 61643-11

  Continuous operating voltage (Uc) from 275 to 440 V AC

  1+0, 1+1, 2+0, 3+0, 3+1 and 4+0 connection versions

  Replaceable varistor insert

  Available with and without auxiliary contact

  Optical indicator of the varistor insert state



AC protection
AC surge arrester
Width - number of modules
Max. current [A]
Feed-in phases
Dimensions [mm]
95 x 80 x 40