Description

The SH203-C40 miniature circuit breaker provides strong protection for three-phase networks, offering a fast and stable response to overloads and short circuits. Built from durable ABB materials, it’s ideal for medium-duty electrical systems in industrial and commercial settings. For extended efficiency and modern performance, pair it with electrical maintenance and retrofitting solutions that enhance safety and extend equipment life.

Key Specifications – SH203-C40 Mini Circuit Breaker

• Model: SH203-C40

• Rated Current: 40 A

• Tripping Curve: Type C

• Poles: 3P

• Voltage: 230 / 400 V AC

• Breaking Capacity: 6 kA

• Standards: IEC/EN 60898-1

• Mounting: DIN-rail

Highlights

• Reliable ABB performance

• Compact, high-endurance design

• Consistent tripping accuracy under variable loads

Typical Uses

• Industrial control and power systems

• Commercial distribution boards

• Heavy lighting or HVAC circuits

Installation & Support

Tool-free DIN-rail mounting with secure wiring.

• Includes labeling guidance

• Supported by ARC service engineers