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Description

The current relay BA 9053 of the VARIMETER series monitors single phase DC or AC voltage systems (with 1 Measuring range for AC and DC). The adjustment is made via potentiometers on the front of the device. Early recognition and preventive maintenance avoid interruptions of electrical plants and provides a higher operational and plant safety.

Technical specifications
1- / 3-phase: 1
Auxiliary voltage: AC, AC/DC, DC
Enclosure design: Switch cabinet
Measuring range: AC, DC 0,002 - 25 A
Operate delay: Yes
Output contacts: 2 C/O contacts
Width: 45 mm
Type: BA 9053
Advantages / Customer benefits
  • Preventive maintenance
  • For better productivity
  • Quicker fault locating
  • Precise and reliable
Features
  • According to IEC/EN 60255-1, IEC/EN 60947-1
  • To: Monitor DC and AC
  • Measuring ranges from 2 mA to 25 A
  • Optionally with 3 measuring ranges 0.1 up to 25 A
  • High overload possible
  • Input frequency up to 5 kHz
  • Galvanic separation between auxiliary circuit - measuring ciruit
  • Auxiliary supply AC and AC/DC
  • Optionally with start-up delay
  • With time delay, up to max. 100 sec
  • Optionally with safe separation to IEC/EN 61140 (on request)
  • As option with manual reset
  • Option with fixed settings possible
  • LED indicators for operation and contact position
  • Width: 45 mm