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Model

952090

Application recommend

L-N

TYPE

2

kA

40kA

Up

1.5 kV

Specification

DG S 275 FM (952 090)

■ Multi-purpose surge arrester consisting of a base element and a plug-in protection module

■ High discharge capacity due to heavy-duty zinc oxide varistor

■ High reliability due to "Thermo Dynamic Control" SPD monitoring device

Pluggable single-pole surge arrester consisting of a base part and a plug-in protection module; with floating remote signalling contact.

  • SPD according to EN 61643-11 / IEC 61643-11 type 2 / class II 

  • Energy coordination with terminal equipment (≤ 10 m) type 2 + type 3 

  • Nominal voltage (a.c.) (UN) 230 V (50 / 60 Hz) 

  • Max. continuous operating voltage (a.c.) (UC) 275V (50 / 60 Hz) 

  • Max. continuous operating voltage (d.c.) (UC) 350 V

  • Nominal discharge current (8/20 µs) (In) 20 kA

  • Max. discharge current (8/20 µs) (Imax) 40 kA

  • Voltage protection level (UP) ≤ 1.5 kV

  • Voltage protection level at 5 kA (UP) ≤ 1 kV

  • Response time (tA) ≤ 25 ns

  • Max. mains-side overcurrent protection 125 A gG

  • Short-circuit withstand capability for max. mains-side overcurrent

    protection (ISCCR) 50 kArms

  • Temporary overvoltage (TOV) (UT) – Characteristic 335 V / 5 sec. – withstand 

  • Temporary overvoltage (TOV) (UT) – Characteristic 440 V / 120 min. – safe failure 

  • Operating temperature range (TU) -40 °C ... +80 °C 

  • Operating state / fault indication green / red 

  • Number of ports 1 

  • Cross-sectional area (min.) 1.5 mm

    2 solid / flexible 

  • Cross-sectional area (max.) 35 mm

    2 stranded / 25 mm2 flexible 

  • For mounting on 35 mm DIN rails acc. to EN 60715 

  • Enclosure material thermoplastic, red, UL 94 V-0 

    Place of installation indoor installation 

  • Degree of protection IP 20 

  • Capacity 1 module(s), DIN 43880

  • Approvals KEMA, VDE, UL, CSA 

  • Type of remote signalling contact changeover contact 


  • Cross-sectional area for remote signalling terminals max. 1.5 mm

    2 solid / flexible 


1.5 kV
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