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This Littelfuse Inc. BA1-B4-12-640-511-C is a single-pole circuit breaker designed for panel mounting. It operates with a magnetic (hydraulic delay) mechanism, providing a current rating of 40A and a voltage rating of 277V.
Key electrical characteristics include its 40A current capacity and 277V voltage rating, suitable for various protection applications. The breaker type is magnetic with a hydraulic delay, and it features a lever actuator for operation. It is approved by CCC, CSA, and UL.
The mounting type is panel mount, making it easy to integrate into control panels and enclosures. The actuator type is a lever, and illumination is not provided. This circuit breaker is RoHS3 compliant and has a Moisture Sensitivity Level (MSL) of 1 Unlimited.
The current rating is 40A.
The voltage rating is 277V.
It is a Magnetic (Hydraulic Delay) breaker type.
It has 1 pole.
The mounting type is Panel Mount.
Yes, it is RoHS3 Compliant.
The MSL is 1 Unlimited.