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Noark B1D Series Miniature Circuit Breakers

Introducing the Noark B1D Series Miniature Circuit Breakers, a versatile and reliable solution for branch circuit protection. These compact breakers are designed to handle a complete range of amperages from 0.5A to 63A, making them suitable for a variety of applications. With a standard rating of 10 kA at 250Vdc and UL489 listed and CSA C22.2 No. 5 certified, these breakers offer peace of mind for your electrical systems. The B1D Series is available with two terminal configurations: standard box terminals for multiple conductors and ring-tongue terminals for added convenience.

Key Features and Specifications

The Noark B1D Series miniature circuit breakers are equipped with several features that enhance their performance and user-friendliness. Each breaker mounts on a standard 35 mm DIN rail, providing a secure and stable installation. The B1NQ model also offers flush and surface mounting options with additional mounting clips, offering even more flexibility. The breakers come with a trip-free design, ensuring that they cannot be defeated by holding the handle in the ON position. Additionally, captive screws prevent loss and provide a secure connection. Other features include a contact position indicator, a locking toggle for ON or OFF position, and a module width of only 0.71 in (18 mm) per pole, which is extremely compact for its capabilities.

Practical Applications

The Noark B1D Series miniature circuit breakers are highly versatile and can be used in a wide range of applications. They are ideal for branch circuit protection, convenience receptacle circuits, motor control circuits, and load circuits leaving the equipment. They are also suitable for HVACR equipment, PLC I/O points, power supplies, control instrumentation, relays, UPS systems, power conditioners, and more. With their compact design, high performance, and reliable protection, these breakers are an essential component for any electrical system that requires efficient and safe operation.