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DEHNguard modular NL

  • Prewired complete unit consisting of a base part and plug-in protection modules
  • Energy coordination with other arresters of the Red/Line product family
  • High discharge capacity due to heavy-duty zinc oxide varistors/spark gaps
  • High reliability due to "Thermo Dynamic Control" SPD monitoring device
  • Easy replacement of protection modules without tools due to module locking system with module release button
  • Vibration and shock-tested according to EN 60068-2

DEHNguard M SN1731

Modular surge arrester for single-phase 230 V TT and TN systems (1+1 configuration), neutral conductor on the left side

1 Product

Part No. 952112 DG M TT 2P 275 NL

GTIN 4013364109995, Customs tariff No. (EU): 85363030, Gross weight: 241.10 g, PU: 1.00 pc(s)

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Technical data

SPD according to EN 61643-11 / IEC 61643-11 type 2 / class II
Max. continuous operating voltage (a.c.) [L-N] (UC ) 275 V (50 / 60 Hz)
Max. continuous operating voltage (a.c.) [N-PE] (UC ) 255 V (50 / 60 Hz)
Nominal discharge current (8/20 µs) (In ) 15 kA
Max. discharge current (8/20 µs) (Imax ) 40 kA
Voltage protection level [L-N] (UP ) ≤ 1.5 kV
Voltage protection level [L-N] at 5 kA (UP ) ≤ 1.25 kV
Voltage protection level [N-PE] (UP ) ≤ 1.5 kV
Max. mains-side overcurrent protection 125 gG
Approvals VdS

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