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ABB ST203M-K40 40A Circuit Breaker

The ABB ST203M-K40 40A Circuit Breaker is a top-tier choice for industrial applications, offering robust performance and reliable protection. This miniature circuit breaker is designed to meet the stringent requirements of modern electrical systems, ensuring the safety and efficiency of your operations. With its impressive 10 kAIC interrupt rating and K-Curve characteristics, the ST203M-K40 is a reliable protector for your valuable equipment.

• High Interrupt Rating: The ST203M-K40 features a 10 kAIC interrupt rating, providing exceptional protection against electrical faults and surges.
• UL 1077 Certification: This circuit breaker meets the stringent safety standards of UL 1077, ensuring compliance with industry regulations.

Key Features and Specifications

The ABB ST203M-K40 40A Circuit Breaker boasts a range of features and specifications that make it an ideal choice for a variety of industrial applications. With a 3-pole design and 40A capacity, it offers flexible protection for your electrical system. The 480Y/277V voltage rating ensures compatibility with different power systems, while the K-Curve characteristic delivers precise trip characteristics for enhanced safety.

• 3-Pole Design: The ST203M-K40's 3-pole configuration provides comprehensive protection for your electrical system.
• 480Y/277V Voltage Rating: This circuit breaker is designed to work with both 480Y and 277V AC systems, offering versatility in various applications.

Practical Applications and Benefits

The ABB ST203M-K40 40A Circuit Breaker is highly versatile and suitable for a wide range of industrial applications. Whether you are protecting sensitive electronic equipment or ensuring the safety of your facility, this circuit breaker delivers exceptional performance. With its ST200M Series design and supplemental protector capabilities, the ST203M-K40 is the perfect solution for your industrial electrical needs.

• Supplemental Protectors: The ST203M-K40 can be used as a supplemental protector, providing additional protection for your electrical system.
• ST200M Series: This circuit breaker is part of the ST200M Series, ensuring compatibility with other ABB products for a seamless integration.