Dold Industries Ltd

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

Fuse monitor

UG 9075

Contacts

Nominal voltage

Terminal type

Variant

  • 0065531
  • UG9075.12PS 3/N AC240/140V+400/230V
Monitors the state of 1-3 fuses in single- or 3-phase voltage systems. e.g. for automatic... more

Product description

Monitors the state of 1-3 fuses in single- or 3-phase voltage systems. e.g. for automatic disconnection and lockout of a 3 phase motor in the case of a fuse failure.

Technical specifications

Measuring range max.: 3 AC 400 V
Standard measuring range: 3 AC 110 - 400 V
1- / 3-phase: 3
Operate delay: Yes
Output contacts: 2 C/O contacts
Width: 22,5 mm
Enclosure design: Switch cabinet
Type: UG 9075

Advantages

  • increasing the availability of plants by early detection of blown fuses, that may cause damage if undetected
  • fast detection of blown fuses also with disconnected load availability of your plant on request
  • reliable detection of blown fuses inspite of:
    - Asymmetric mains
    - Harmonic content

Features

  • According to IEC/EN 60 255, DIN VDE 0435-303
  • To monitor fuses in single and 3-phase AC voltage systems
  • Undervoltage detection below 0.7 x UN
  • No separate auxiliary necessary
  • 2 changeover contacts
  • 2 nominal voltages adjustable:
    3/N AC 240 V / 140 V or 3/N AC400 V / 230 V or fixed nominal voltage: 3/N AC 110 V / 64 V
  • Adjustable operate delay
  • Energized on trip
  • Automatic adjustment to 50 Hz and 60 Hz mains frequency
  • Width 22.5 mm