Dold Industries Ltd

11 Hamberts Rd. Blackall Ind. Estate
South Woodham Ferrers
GB-Essex, CM3 5UW
IP 9278

Current Asymmetry Relay

IP 9278

Contacts

Auxiliary voltage

Measuring range

Time delay

Variant

  • 0057915
  • IP9278.12 AC/DC24V AC1-15A 0,1-20S
Monitoring of current asymmetry in 3-phase systems e.g. monitoring of heating elements, heating... more

Product description

Monitoring of current asymmetry in 3-phase systems e.g. monitoring of heating elements, heating and load circuits.

Technical specifications

Width: 70 mm
1- / 3-phase: 3
Measuring range: AC 1 - 15 A
Auxiliary voltage: AC, AC/DC
Operate delay: Yes
Output contacts: 2 Wechsler
Enclosure design: Distribution board
Type: IP 9278

Features

  • According to IEC/EN 60255-1
  • IP 9278, SP 9278: 3-phase
  • Measuring range IP 9278, SP 9278: up to 15 A
    SP 9278CT: up to 100 A
  • 2 changeover contacts
  • Adjustable asymmetry
  • Settable time delay
  • Open circuit operation
  • LED indicators
  • With auxiliary voltage
  • Auxiliary supply and measuring input galvanic separated
  • As option with external remote reset
  • Width 70 mm