A-B 188-B3D400MCB 3 Pole 6kA D Trip Breaker, Certified for CE & CCC Compliance
This circuit breaker is designed for high-intensity industrial applications. It provides reliable overcurrent protection, suitable for protecting electrical systems from faults and short circuits up to 6kA.
Poles:3
Breaking Capacity:6kA
Type😀 Trip
Rated Current:40A
Certifications:CE, CCC
Voltage Rating:440V AC
Designed with advanced materials to withstand harsh industrial environments, the Rockwell Automation 188-B3D400MCB circuit breaker offers unparalleled durability and performance.
Equipped with D Curve characteristics, this circuit breaker is ideal for protecting motor circuits from short-term overloads without tripping unnecessarily.
The CE and CCC certifications guarantee compliance with European and Chinese safety standards, ensuring safe and reliable operation in diverse industrial settings.
Installation is straightforward, thanks to its robust design and user-friendly interface, making it an essential component for any modern power distribution system.
Backed by Rockwell Automation’s commitment to quality and customer satisfaction, the 188-B3D400MCB circuit breaker stands out as a trusted choice for industrial applications.











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