Product Details

Technical Data
  • Manufacturer: DEHN
  • Article number: 952400
  • Manufacturer type: DG M TNS 275
  • Series: DEHNguard M
  • Product type: Modular surge arrester
  • SPD class: Type 2 + Type 3 / Class II + Class III
  • Grid system: TN-S
  • Version: 4-pole
  • Rated AC voltage: 230/400 V, 50/60 Hz
  • Maximum continuous operating voltage AC (Uc): 275 V
  • Nominal discharge current (8/20 µs) (In): 20 kA
  • Maximum discharge current (8/20 µs) (Imax): 40 kA
  • Protection level L-PE / N-PE (Up): ≤ 1.5 / ≤ 1.5 kV
  • Open-circuit voltage of hybrid generator (Uoc): 20 kV
  • Response time: ≤ 25 ns
  • Maximum upstream overcurrent protection: 125 A gG
  • Maximum conductor cross-section, stranded: 35 mm²
  • Maximum conductor cross-section, fine-stranded: 25 mm²
  • Mounting: 35 mm DIN rail according to EN 60715
  • Installation width: 4 modular units
  • Degree of protection: IP20
  • Operating temperature: -40 °C to +80 °C
  • Indicator: Visual operating status and fault indicator
  • Protection modules: Pluggable and replaceable
  • Approvals: DEKRA, VDE, UL
  • EAN: 4013364108455
  • Packaging unit: 1 piece