BA1-B0-26-640-521-C The Littelfuse Inc. BA1-B0-26-640-521-C is a 1-pole, panel mount circuit breaker. It features a magnetic hydraulic delay with a 40A current rating and 277V voltage rating.
Mfr Part #:

BA1-B0-26-640-521-C

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. BA1-B0-26-640-521-C is a 1-pole, panel mount circuit breaker. It features a magnetic hydraulic delay with a 40A current rating and 277V voltage rating.
Stock on Request

BA1-B0-26-640-521-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
SVHC Present
Voltage Rating

BA1-B0-26-640-521-C Description

Short technical summary and product information.

This Littelfuse Inc. BA1-B0-26-640-521-C is a single-pole circuit breaker designed for panel mounting. It offers a robust 40A current rating and operates at up to 277V.

 

The breaker type is magnetic with a hydraulic delay, providing reliable overcurrent protection. It is approved by CCC, CSA, and UL agencies, ensuring compliance with various safety standards. The actuator type is a simple lever, and it does not feature illumination.

 

This component is RoHS3 compliant and has an MSL rating of 1 Unlimited, indicating it is not sensitive to moisture. It is also REACH unaffected.

 

Key specifications include a 40A current rating, 277V voltage rating, and panel mount capability. The magnetic hydraulic delay mechanism is suitable for applications requiring specific trip characteristics.

BA1-B0-26-640-521-C Quick Information

Product Type: Circuit Breaker
Series: BA1
Canonical Name: Littelfuse Inc. BA1-B0-26-640-521-C Circuit Breaker
Subcategory: Circuit Breakers

BA1-B0-26-640-521-C Compliance

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

BA1-B0-26-640-521-C Features

  • 40A current rating for robust protection.
  • 277V voltage rating for various applications.
  • Panel mount design for easy installation.
  • Magnetic hydraulic delay for controlled tripping.
  • CCC, CSA, UL approved for safety.

BA1-B0-26-640-521-C Applications

  • Ideal for industrial control panels.
  • Suitable for power distribution systems.
  • Used in equipment requiring overcurrent protection.
  • Applicable in systems with 277V nominal voltage.

BA1-B0-26-640-521-C FAQs

7 frequently asked questions generated from this part’s specifications.
What is the current rating of this circuit breaker?

The current rating is 40A.

What is the voltage rating of this circuit breaker?

The voltage rating is 277V.

What type of breaker is this?

It is a magnetic (hydraulic delay) circuit breaker.

How many poles does this circuit breaker have?

It has 1 pole.

What type of actuator does this circuit breaker use?

It uses a lever actuator.

What mounting type is this circuit breaker designed for?

It is designed for panel mounting.

What agency approvals does this circuit breaker have?

It is approved by CCC, CSA, and UL.

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