BA1-B0-11-450-221-D The Littelfuse Inc. BA1-B0-11-450-221-D is a single-pole, panel mount circuit breaker. It features a magnetic (hydraulic delay) trip type and a 5A current rating.
Mfr Part #:

BA1-B0-11-450-221-D

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. BA1-B0-11-450-221-D is a single-pole, panel mount circuit breaker. It features a magnetic (hydraulic delay) trip type and a 5A current rating.
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BA1-B0-11-450-221-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
SVHC Present
Voltage Rating

BA1-B0-11-450-221-D Description

Short technical summary and product information.

This Littelfuse Inc. BA1-B0-11-450-221-D is a circuit breaker designed for panel mounting. It operates with a 5A current rating and a voltage rating of 277V.

 

The breaker type is magnetic with a hydraulic delay, suitable for applications requiring specific trip characteristics. It has a single pole configuration and a lever actuator.

 

Key specifications include a 5A current rating, 277V voltage, and UL, CSA, VDE, and CCC agency approvals. The mounting type is panel mount, and it features no illumination.

 

This component is RoHS3 compliant and has an MSL of 1.

BA1-B0-11-450-221-D Quick Information

Product Type: Circuit Breaker
Canonical Name: Littelfuse Inc. BA1-B0-11-450-221-D Circuit Breaker
Subcategory: Circuit Breaker

BA1-B0-11-450-221-D Compliance

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

BA1-B0-11-450-221-D Features

  • Panel mount circuit breaker with lever actuator.
  • Rated for 5A current and 277V voltage.
  • Magnetic trip type with hydraulic delay.
  • Single pole configuration.
  • Approved by CCC, CSA, UL, and VDE.

BA1-B0-11-450-221-D Applications

  • Overcurrent protection in industrial control panels.
  • Branch circuit protection in commercial lighting systems.
  • Protection for HVAC and motor control circuits.
  • Power distribution in panel boards and switchgear.

BA1-B0-11-450-221-D FAQs

7 frequently asked questions generated from this part’s specifications.
What is the current rating of the BA1-B0-11-450-221-D?

The current rating is 5A.

What is the voltage rating of this circuit breaker?

The voltage rating is 277V.

What type of breaker is the BA1-B0-11-450-221-D?

It is a magnetic (hydraulic delay) circuit breaker.

How many poles does this circuit breaker have?

It has 1 pole.

What is the mounting type for this part?

It is a panel mount circuit breaker.

What actuator type does the BA1-B0-11-450-221-D use?

It uses a lever actuator.

What agency approvals does this circuit breaker have?

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

BA1-B0-11-450-221-D Alternate Parts

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BA1-B0-11-450-222-D
BA1-B0-11-450-222-D
Littelfuse Inc.
The Littelfuse Inc. BA1-B0-11-450-222-D is a single-pole, magnetic hydraulic delay circuit breaker. It features a 5A current rating and a 277V voltage rating.
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BA1-B0-10-450-522-D
BA1-B0-10-450-522-D
Littelfuse Inc.
The BA1-B0-10-450-522-D is a 1-pole magnetic hydraulic delay circuit breaker from Littelfuse. It is rated for 5A at 277V and features a panel mount lever actuator.
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