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The Littelfuse BA3-A0-03-630-511-C is a 3-pole circuit breaker rated for 30A at 277V. Designed as a switch-only breaker, it provides manual circuit isolation without overcurrent protection, making it suitable for applications where switching is the primary function.
The breaker features a lever actuator for manual operation and is designed for panel mounting. It carries approvals from UL, CSA, and CCC, indicating compliance with North American and Chinese safety standards. The non-illuminated design simplifies the interface for applications where visual status indication is not required.
This circuit breaker is part of the BA3 series from Littelfuse, a manufacturer known for circuit protection components. The 3-pole configuration allows simultaneous switching of three phases or circuits, which is common in industrial and commercial power distribution applications.
The current rating is 30A.
The voltage rating is 277V.
It has 3 poles.
It is a switch-only circuit breaker.
It uses a lever actuator.
It is designed for panel mounting.
It is approved by CCC, CSA, and UL.