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BB2-B0-22-640-561-C The Littelfuse Inc. BB2-B0-22-640-561-C is a 2-pole circuit breaker with a 40A current rating and 277V voltage rating. It features a magnetic hydraulic delay mechanism and a lever actuator.
Mfr Part #:

BB2-B0-22-640-561-C

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. BB2-B0-22-640-561-C is a 2-pole circuit breaker with a 40A current rating and 277V voltage rating. It features a magnetic hydraulic delay mechanism and a lever actuator.
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BB2-B0-22-640-561-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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BB2-B0-22-640-561-C Description

Short technical summary and product information.

This Littelfuse Inc. BB2-B0-22-640-561-C is a 2-pole circuit breaker designed for panel mounting. It offers a robust 40A current rating and a 277V voltage rating, suitable for various electrical protection applications.

 

The breaker type is magnetic with a hydraulic delay, providing reliable overcurrent protection. The actuator type is a lever, and it does not feature illumination. Approval agencies include CCC, CSA, and UL, indicating compliance with significant safety standards.

 

Environmental compliance includes RoHS3 compliance, MSL 1, and REACH unaffected status. The part number for distribution is 432-BB2-B0-22-640-561-C-ND.

BB2-B0-22-640-561-C Quick Information

Product Type: Circuit Breaker
Canonical Name: Littelfuse Inc. BB2-B0-22-640-561-C Circuit Breaker
Subcategory: Circuit Breaker

BB2-B0-22-640-561-C Compliance

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

BB2-B0-22-640-561-C Features

  • 40A current rating for robust protection.
  • 277V voltage rating suitable for industrial use.
  • Magnetic hydraulic delay breaker type.
  • Panel mount design for easy installation.
  • CCC, CSA, UL approved for safety.

BB2-B0-22-640-561-C Applications

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

BB2-B0-22-640-561-C FAQs

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

40A.

What is the voltage rating?

277V.

How many poles does it have?

2 poles.

What type of breaker is it?

Magnetic (Hydraulic Delay).

What is the actuator type?

Lever.

What mounting type does it use?

Panel Mount.

What approvals does it have?

CCC, CSA, UL.

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