Three-phase monitoring/protection relay for overvoltage, undervoltage and unbalance sequence control.
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Three-phase monitoring and protection relay for monitoring sequence, tripping, phase asymmetry, overvoltage, undervoltage and neutral switching with timer and display. Protection relay FKV-03HF (TENSE)
Phase protection relays are designed to protect three-phase loads from damage caused by mains voltage.
- Voltage: 400V - 480V AC (adjustable)
- Sub-voltage: 260V - 360V AC (adjustable)
- Asymmetry: 5% - 25% (adjustable)
- Phase sequence check
- Timer: 1 sec. - 30 sec (adjustable)
DIN rail installation
Width 23.15mm