The GIC MG53BF is a 3-phase voltage monitoring relay for 415 VAC systems, engineered to safeguard motors and control equipment. It provides under-voltage, over-voltage and single-phasing protection with an adjustable OFF delay.
🔧 Technical Highlights:
- Supply Voltage: 208–480 VAC or 240 VAC (model specific)
- Functions: Under/Over voltage monitoring with phase loss & sequence detection; adjustable thresholds and delays
- Timing Range: ON/OFF delay selectable up to 15 s (model specific)
- Output Contacts: 1 C/O or 2 C/O
- Contact Rating: 5A @ 250 VAC / 28 VDC (resistive)
- Asymmetry and neutral-loss detection (some models)
- LED indications
✅ Benefits:
- Dual relay outputs for versatile control
- Prevents damage from phase loss or voltage excursions
- Space-efficient, panel-friendly footprint
🚀 Applications:
- Pump and compressor protection
- Motor control centres (MCCs)
- Industrial automation panels
MG53BF ensures stable 3-phase power monitoring with dual relay protection for critical loads.
FAQs
- Q: What supply range does the relay monitor?
A: It is specified for 415 VAC, 3-phase systems.
- Q: What output contacts are provided?
A: It provides 2 × C/O (SPDT) relays.