The GIC MC21B5 is a compact single phasing preventor for 415 VAC supplies. It monitors phase loss and sequence to prevent reverse rotation and motor overheating, with a single changeover output.
🔧 Technical Highlights:
- Supply: 415 VAC, 3-phase
- Functions: Phase failure and phase sequence monitoring
- Output: 1 × C/O (SPDT) relay
- Installation: DIN rail / panel
✅ Benefits:
- Prevents costly downtime from single-phasing
- Simple retrofit into existing panels
- Reliable electromechanical output
🚀 Applications:
- Motor starters and DOL/Star-Delta panels
- Pumps, fans and conveyors
- General OEM machinery
MC21B5 is a straightforward 3-phase protection relay with a single C/O contact for core interlocks.
FAQs
- Q: How is this product typically installed?
A: It is intended for DIN rail or panel mounting depending on model in industrial control cabinets.
- Q: Where is it commonly used?
A: It is used in automation and control panels where dependable switching, monitoring, or indication is required.