Reliable and compact, the ABB SB204M-C40 MCB is part of the trusted System pro M compact SB200M series. Designed to safeguard your installations with advanced thermal and electromechanical protection mechanisms. Perfect for residential, commercial, and industrial setups.
Type: Miniature Circuit Breaker (MCB), 4 Pole
Rated Current: 40 A
Tripping Characteristic: Type C (ideal for moderate inductive loads)
Breaking Capacity: 10 kA at 240/415 V AC
Voltage Rating: 415 V AC / 60 V DC max
Standards Compliance: IS/IEC 60898-1
Impulse Withstand Voltage: 4 kV
Thermal + Electromechanical Tripping
Overvoltage Category III
Country of Origin: India
The ABB SB204M-C40 MCB combines robust protection with compact design. With both thermal overload and short-circuit protection built-in, it's engineered to handle electrical faults effectively, safeguarding people and equipment. Type C tripping is particularly suited for mixed load environments where short spikes are common. Built with ABB’s precision and globally recognized quality standards, this breaker offers long-lasting performance and peace of mind.
Residential Buildings
Commercial Complexes
Industrial Units
Control Panels
Distribution Boards
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| Technical Specification | Details |
|---|---|
| Rated Operational Current (Ie) | 40 A |
| Rated Service Short-Circuit Breaking Capacity (Ics) | 7.5 kA |
| Energy Limiting Class | 3 |
| Electrical Endurance | 10000 AC cycle |
| Mechanical Endurance | 20000 cycle |
| Number of Protected Poles | 4 |
| Number of Poles | 4P |
| Tightening Torque | 2 N·m |
| Actuator Type | Toggle |
| Screw Terminal Type | Cage Terminal |
| Actuator Marking | I / O |
| Actuator Material | Insulation Group II, Black, Sealable |
| Recommended Screw Driver | Pozidriv 2 |
| Accessories Available | Yes |
| Remarks | IP40 in enclosure with cover |
| Connecting Capacity | rigid: 25 mm²; flexible: 16 mm² |
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