BA1-B0-12-635-521-D The Littelfuse Inc. BA1-B0-12-635-521-D is a 1-pole circuit breaker designed for panel mounting. It features a magnetic hydraulic delay mechanism.
Mfr Part #:

BA1-B0-12-635-521-D

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. BA1-B0-12-635-521-D is a 1-pole circuit breaker designed for panel mounting. It features a magnetic hydraulic delay mechanism.
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BA1-B0-12-635-521-D 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-B0-12-635-521-D Description

Short technical summary and product information.

This Littelfuse Inc. circuit breaker, part number BA1-B0-12-635-521-D, is a single-pole device with a current rating of 35A and a voltage rating of 277V.

 

It utilizes a magnetic hydraulic delay for its tripping mechanism, offering reliable protection. The actuator type is a lever, and it is designed for panel mounting.

 

This circuit breaker is approved by multiple agencies including CCC, CSA, UL, and VDE, indicating compliance with various safety standards. It does not feature illumination.

 

The RoHS status is reported as RoHS3 Compliant, Moisture Sensitivity Level (MSL) is 1 Unlimited, and REACH Status is REACH Unaffected. However, these compliance details are based on unverified data.

BA1-B0-12-635-521-D Quick Information

Product Type: Circuit Breaker
Canonical Name: Littelfuse Inc. BA1-B0-12-635-521-D Magnetic (Hydraulic Delay) Circuit Breaker
Subcategory: Circuit Breaker

BA1-B0-12-635-521-D Compliance

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

BA1-B0-12-635-521-D Features

  • 35A current rating for protection.
  • 277V voltage rating for power systems.
  • Magnetic hydraulic delay mechanism.
  • Panel mount design for easy installation.
  • Lever actuator for operation.

BA1-B0-12-635-521-D Applications

  • Suitable for general circuit protection.
  • Used in systems requiring 35A capacity.
  • Applicable in 277V electrical setups.
  • Ideal for panel-mounted installations.

BA1-B0-12-635-521-D FAQs

6 frequently asked questions generated from this part’s specifications.
What is the current rating of the BA1-B0-12-635-521-D circuit breaker?

The current rating is 35A.

What is the voltage rating for this circuit breaker?

The voltage rating is 277V.

What type of breaker mechanism does the BA1-B0-12-635-521-D use?

It uses a Magnetic (Hydraulic Delay) mechanism.

How many poles does this circuit breaker have?

This is a 1-pole circuit breaker.

What is the mounting type for this Littelfuse circuit breaker?

It is designed for Panel Mount.

Which approval agencies have certified this circuit breaker?

It is approved by CCC, CSA, UL, and VDE.

BA1-B0-12-635-521-D Alternate Parts

Same form/fit/function or matching attribute configuration across different manufacturers.
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BA1-B2-14-635-521-D
BA1-B2-14-635-521-D
Littelfuse Inc.
The Littelfuse Inc. BA1-B2-14-635-521-D is a 1-pole magnetic circuit breaker with a 35A current rating and 277V voltage rating. It features a panel mount design.
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AA1-B0-14-635-522-D
AA1-B0-14-635-522-D
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The Littelfuse Inc. AA1-B0-14-635-522-D is a circuit breaker designed for panel mounting. It features a 35A current rating and a 277V voltage rating.
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AA1-B0-16-635-H92-D
AA1-B0-16-635-H92-D
Littelfuse Inc.
AA1-B0-16-635-H92-D is a 35A, 277V, 1-pole magnetic hydraulic circuit breaker from Littelfuse Inc. with a lever actuator for panel mount applications.
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AA1-B2-16-635-H92-D
AA1-B2-16-635-H92-D
Littelfuse Inc.
The Littelfuse Inc. AA1-B2-16-635-H92-D is a 1-pole magnetic hydraulic delay circuit breaker. It features a 35A current rating and a 277V voltage rating.
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