The GIC MJA3BK is a dual-output thermistor relay designed to detect overtemperature via PTC sensors. It supports 24V AC/DC control systems and offers selectable reset modes in a compact DIN rail format.
🔧 Technical Highlights:
- Supply Voltage: 24V AC/DC
- PTC Input: PTC thermistor chain (130°C nominal trip)
- Relay Output: 2 C/O contacts
- Reset Options: Auto, Manual, Remote
- Trip Delay: ON delay <350 ms, OFF delay 150 ms
- Mounting: DIN rail, 22.5 mm width
✅ Benefits:
- Dual outputs allow for shutdown and alarm signal
- Reliable thermal protection for motors or transformers
- Supports modern safety circuit design standards
🚀 Applications:
- Motor winding temperature detection
- Overtemperature shutoff and alert logic
- Compact control panels and safety cabinets
The MJA3BK ensures safe, dual-channel thermal protection in 24V industrial environments.