Dold Industries Ltd

11 Hamberts Rd. Blackall Ind. Estate
South Woodham Ferrers
GB-Essex, CM3 5UW
IK 9143

Frequency Relay

IK 9143

Contacts

Nominal voltage

Measuring range

Response value

Hysteresis

Variant

  • 0055922
  • IK9143.11 AC50/60HZ +/-10% 230V
Frequency monitoring function in in-plant generation units and local power supply systems. more

Product description

Frequency monitoring function in in-plant generation units and local power supply systems.

Technical specifications

Width: 17,5 mm
Operate delay: Yes
Enclosure design: Distribution board
Output contacts: 1 C/O contact
1- / 3-phase: 1
Auxiliary voltage required: Yes
Standard measuring range: 50/60 Hz
Measuring range max.: 50/60 Hz
Type: IK 9143

Advantages

  • Easy setting
  • Without auxiliary voltage

Features

  • According to IEC/EN 60255-1
  • Monitoring of overfrequency and underfrequency (selectable) in A.C. power systems
  • Selection of frequency range for 50 or 60 Hz systems
  • Adjustable response value
  • Adjustable hysteresis
  • De-energized on trip (output relay not activated in case of error)
  • LED indicators for measuring voltage and contact position
  • 1 changeover contact
  • As option energized on trip (output relay activated in case of error)
  • Devices available in 2 enclosure versions:
    IK 9143: depth 58 mm, with terminals at the bottom for installation systems and industrial distribution systems according to DIN 43 880
    SK 9143: depth 98 mm, with terminals at the top for cabinets with mounting plate and cable duct
  • 17.5 mm width