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Description

The undervoltage relay IL 9176 of the VARIMETER series monitors 3-phase alternative current mains. The measurement is very simple and without extensive wiring, as no separate auxiliary supply is necessary. With the help of the test button on the front of the device, a fault is simulated and the relay contacts de-energized.

Technical specifications
1- / 3-phase: 3
Enclosure design: Distribution board
Measuring range max.: 400 V
Output contacts: 2 C/O contacts
Standard measuring range: 3/N AC 400/230 V
Type: IL 9176
Width: 35 mm
Advantages / Customer benefits
  • Preventive maintenance
  • For better productivity
  • Quicker fault locating
Features
  • According to IEC/EN 60255-1
  • Detection of
    - Undervoltage 1 up to 3-phase, 0.85 x UN
    - Phase failure
  • Without auxiliary voltage
  • De-energized on trip
  • LED indicator for L1, L2, L3 with test key to simulate failure
  • 2 changeover contacts
  • Width 35 mm