Power Automation Sweden AB

Svarvarvägen 20A
132 38 Saltsjö-Boo
SK 9170

Overvoltage Relay, 3-phase

SK 9170


Nominal voltage

Time delay

Response value


  • 0054743
  • SK9170.11 3/N AC400/230V 0,9-1,3UN
Monitors overvoltage, in 3-phase voltage systems. more

Product description

Monitors overvoltage, in 3-phase voltage systems.

Technical specifications

Width: 17,5 mm
Operate delay: Yes
1- / 3-phase: 1, 3
Nominal voltage max.: 3/N AC 400/230 V
Auxiliary voltage: Without
Output contacts: 1 C/O contact
Enclosure design: Switch cabinet
Type: SK 9170


  • According to IEC/EN 60255-1
  • Monitoring of overvoltage in 3-phase systems
  • Also for single phase
  • Without auxiliary supply
  • Settable response value
  • N.C. circuit operation (optionally N.O. circuit operation)
  • Optionally with or without N
  • Optionally with delay t1 on trip
  • Optionally with delay t2 on reset
  • LED indicator for state of output relay
  • Indepenent of phase sequence
  • 1 changeover contact
  • Devices available in 2 enclosure versions:
    IK 9170: depth 59 mm, with terminals at the bottom for installation systems and industrial distribution systems according to DIN 43880
    SK 9170: depth 98 mm, with terminals at the top for cabinets with mounting plate and cable duct
  • Width 17.5 mm