Protect Every Circuit. Power Every Project.
Unexpected overloads and short circuits can stall projects, damage equipment, and disrupt operations. The Chint Miniature/DIN-Type Circuit Breaker delivers fast, standards-compliant protection that keeps your systems running safely and efficiently.
From Electrical Risk to Operational Confidence
A compact DIN-rail design enables faster installation and maximizes panel space, allowing projects to move forward without layout constraints or costly redesigns. Thermal-magnetic tripping technology detects both gradual overloads and sudden short circuits, protecting wiring, equipment, and connected systems under real-world load conditions. High breaking capacity safely interrupts large fault currents, helping facilities reduce fire hazards and prevent catastrophic electrical failures. Clear ON/OFF indicators allow technicians to instantly verify circuit status, enabling maintenance teams to work confidently and safely during inspections. Multiple ampere rating options provide precise protection for lighting, outlets, machinery, or small motors, ensuring every circuit receives the correct level of protection without oversizing. As a result, operations benefit from reduced downtime, improved continuity, simplified maintenance, and stronger compliance with IEC safety standards. Whether installed in residential panels, commercial distribution boards, industrial control systems, or renewable energy setups, this breaker delivers reliable, long-term electrical protection.
Key Benefits at a Glance
- Minimized Downtime: Thermal-magnetic trip mechanism responds instantly to overloads and short circuits
- Faster Installation: Standard DIN-rail mounting simplifies panel integration
- Enhanced Fire Protection: High breaking capacity safely interrupts major fault currents
- Operational Visibility: Clear mechanical ON/OFF indicator improves safety checks
- Flexible System Design: Wide current ratings from low to medium amperage applications
- Long-Term Reliability: Durable construction engineered for extended electrical lifecycle
Technical Specifications
| Category | Specification |
|---|---|
| Mounting Type | 35 mm standard DIN rail |
| Rated Current Range | Depending on model |
| Tripping Mechanism | Thermal-magnetic |
| Breaking Capacity | Suitable for low to medium fault levels depending on configuration |
| Housing Material | Flame-retardant, high-strength thermoplastic |
| Pole Configuration | Single pole, double pole, triple pole, or four pole options |
| Application Voltage | Designed for standard residential and commercial AC systems |
| Compliance | IEC and EN safety standards |
Frequently Asked Questions
What is the difference between a miniature circuit breaker and a traditional fuse?
A miniature circuit breaker automatically trips during overloads or short circuits and can be reset after the fault is cleared. A fuse must be replaced after it melts. MCBs provide more precise protection, easier maintenance, and improved operational continuity compared to conventional fuses.
Is the Chint Miniature/DIN-Type Circuit Breaker suitable for commercial and industrial use?
Yes. It is designed for residential, commercial, and light industrial applications including offices, hotels, control panels, and small motor protection. Its high breaking capacity and IEC compliance make it suitable for professional installations requiring reliable circuit protection.
How does thermal-magnetic tripping work?
Thermal tripping responds to sustained overloads by using heat-sensitive components, while magnetic tripping reacts instantly to high short-circuit currents. This dual mechanism ensures accurate protection against both gradual and sudden electrical faults.
