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Undervoltage Relay, 3-phase
IL 9171
- Article number: 0049402
- Type: IL9171.12/200 3/N AC400/230V 0,7UN
Monitoring of voltage systems on undervoltage. Automatic switching to emergency supply or of... more
Product description
Monitoring of voltage systems on undervoltage. Automatic switching to emergency supply or of emergency light in the case of phase loss according to DIN VDE 0100-710 or DIN VDE 0108.
Technical specifications
Width: | 17,5 mm |
Operate delay: | Yes |
1- / 3-phase: | 1, 3 |
Nominal voltage max.: | 3/N AC 500 / 290 V |
Auxiliary voltage: | Without |
Output contacts: | 2 C/O contacts |
Enclosure design: | Distribution board |
Type: | IL 9171 |
Downloads
Features
- According to IEC/EN 60255-1
- Monitoring of undervoltage in 3-phase system
- Also for single phase
- Without auxiliary supply
- Optionally for 3p3w systems
- LED indicator for state of output relay
- Independent of phase sequence
- 1 or 2 changeover contacts
- Optionally fixed or settable response value
- As option with phase sequence detection
- Optionally with or without N
- Optionally with off-delay t1
- Opionally with on delay t2
- Devices available in 2 enclosure versions:
I-model: depth 59 mm, with terminals at the bottom for installation systems and industrial distribution systems according to DIN 43 880
S-model: depth 98 mm, with terminals at the top for cabinets with mounting plate and cable duct - Width:
IK 9171, SK 9171: 17.5 mm
IL 9171, SL 9171: 35 mm