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BA1-B2-12-645-522-C The Littelfuse Inc. BA1-B2-12-645-522-C is a single-pole, magnetic circuit breaker with a 45A current rating and 277V voltage rating. It features a panel mount design and a lever actuator.
Mfr Part #:

BA1-B2-12-645-522-C

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. BA1-B2-12-645-522-C is a single-pole, magnetic circuit breaker with a 45A current rating and 277V voltage rating. It features a panel mount design and a lever actuator.
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BA1-B2-12-645-522-C Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Actuator Type
Approval Agency
Breaker Type
Current Rating
Current Rating (Amps)
Illumination
Mounting Type
Number of Poles
Voltage Rating
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BA1-B2-12-645-522-C Description

Short technical summary and product information.

This Littelfuse Inc. BA1-B2-12-645-522-C is a single-pole circuit breaker designed for panel mounting. It operates with a current rating of 45A and a voltage rating of 277V.

 

The breaker type is magnetic with a hydraulic delay, providing reliable protection. The actuator type is a lever, allowing for easy operation. It offers illumination as 'None'.

 

Compliance information indicates RoHS3 compliance, an MSL of 1 Unlimited, and REACH Unaffected status. Approval agencies include CCC, CSA, and UL.

BA1-B2-12-645-522-C Quick Information

Product Type: Circuit Breaker
Canonical Name: Littelfuse Inc. BA1-B2-12-645-522-C Circuit Breaker
Subcategory: Circuit Breaker

BA1-B2-12-645-522-C Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

BA1-B2-12-645-522-C Features

  • 45A current rating for robust protection.
  • 277V voltage rating for various applications.
  • Magnetic breaker with hydraulic delay.
  • Panel mount design for easy integration.
  • Lever actuator for simple operation.

BA1-B2-12-645-522-C Applications

  • Suitable for industrial control panels.
  • Used in power distribution systems.
  • Ideal for equipment protection circuits.
  • Applicable in commercial building systems.

BA1-B2-12-645-522-C FAQs

7 frequently asked questions generated from this part’s specifications.
What is the current rating of the BA1-B2-12-645-522-C circuit breaker?

The current rating is 45A.

What is the voltage rating for this Littelfuse circuit breaker?

The voltage rating is 277V.

What type of breaker is the BA1-B2-12-645-522-C?

It is a Magnetic (Hydraulic Delay) breaker.

How many poles does this circuit breaker have?

This is a 1-pole circuit breaker.

What is the mounting type for the BA1-B2-12-645-522-C?

The mounting type is Panel Mount.

Is the BA1-B2-12-645-522-C RoHS compliant?

Yes, it is RoHS3 Compliant.

What is the Moisture Sensitivity Level (MSL) for this part?

The MSL is 1 Unlimited.

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