BA1-B0-12-645-5D5-C The Littelfuse Inc. BA1-B0-12-645-5D5-C is a single-pole, magnetic hydraulic delay circuit breaker. It features a 45A current rating and a 277V voltage rating.
Mfr Part #:

BA1-B0-12-645-5D5-C

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. BA1-B0-12-645-5D5-C is a single-pole, magnetic hydraulic delay circuit breaker. It features a 45A current rating and a 277V voltage rating.
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BA1-B0-12-645-5D5-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

BA1-B0-12-645-5D5-C Description

Short technical summary and product information.

This Littelfuse Inc. circuit breaker, part number BA1-B0-12-645-5D5-C, is designed for reliable circuit protection. It operates with a current rating of 45A and a voltage rating of 277V.

 

The breaker type is magnetic with a hydraulic delay, and it has a single pole configuration. The actuator type is a lever, and it features a panel mount, snap-in mounting type for easy installation.

 

It is compliant with RoHS3 standards and has an MSL of 1. The REACH status is unaffected. Approval agencies include CCC, CSA, and UL.

 

This component is suitable for applications requiring robust overcurrent protection in a panel-mounted configuration.

BA1-B0-12-645-5D5-C Quick Information

Product Type: Circuit Breaker
Canonical Name: Littelfuse Inc. BA1-B0-12-645-5D5-C Circuit Breaker
Subcategory: Circuit Breaker

BA1-B0-12-645-5D5-C Compliance

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

BA1-B0-12-645-5D5-C Features

  • 45A current rating for protection.
  • 277V voltage rating for AC circuits.
  • Magnetic hydraulic delay breaker type.
  • Single pole, lever actuator design.
  • Panel mount, snap-in installation.

BA1-B0-12-645-5D5-C Applications

  • Branch circuit protection in panelboards.
  • Overcurrent protection for industrial equipment.
  • Single-phase load switching and protection.
  • Snap-in mounting for quick enclosure assembly.

BA1-B0-12-645-5D5-C FAQs

6 frequently asked questions generated from this part’s specifications.
What is the current rating of the BA1-B0-12-645-5D5-C?

The continuous current rating is 45A.

What voltage is this circuit breaker rated for?

The voltage rating is 277V.

What type of breaker is the BA1-B0-12-645-5D5-C?

It is a magnetic circuit breaker with hydraulic delay.

How many poles does this circuit breaker have?

It is a single-pole (1-pole) circuit breaker.

What actuator type does the BA1-B0-12-645-5D5-C use?

It uses a lever actuator.

How is the BA1-B0-12-645-5D5-C mounted?

It is designed for panel mount snap-in mounting.

BA1-B0-12-645-5D5-C Alternate Parts

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AA1-B0-26-645-5N5-C
AA1-B0-26-645-5N5-C
Littelfuse Inc.
The Littelfuse Inc. AA1-B0-26-645-5N5-C is a 1-pole circuit breaker. It features a panel mount, snap-in design.
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