BA1-B0-24-620-521-D The BA1-B0-24-620-521-D is a 1-pole magnetic circuit breaker from Littelfuse rated at 20A and 250V. It features a lever actuator and is approved by CCC, CSA, UL, and VDE.
Mfr Part #:

BA1-B0-24-620-521-D

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The BA1-B0-24-620-521-D is a 1-pole magnetic circuit breaker from Littelfuse rated at 20A and 250V. It features a lever actuator and is approved by CCC, CSA, UL, and VDE.
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BA1-B0-24-620-521-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-B0-24-620-521-D Description

Short technical summary and product information.

The BA1-B0-24-620-521-D is a single-pole magnetic circuit breaker from Littelfuse, designed for overcurrent protection in a variety of applications. It utilizes a hydraulic delay mechanism to provide time-delayed trip characteristics, allowing temporary inrush currents while protecting against sustained overloads and short circuits. The breaker is rated at 20A continuous current and 250V AC/DC, making it suitable for use in power distribution and control systems.

 

This circuit breaker features a lever actuator for manual on/off control and reset, and is designed for panel mount installation. It holds safety approvals from CCC, CSA, UL, and VDE, ensuring compliance with international standards. The compact 1-pole design saves space in panels and enclosures.

 

Typical applications include industrial control panels, power supplies, and equipment requiring reliable circuit protection. The magnetic hydraulic delay technology provides accurate and stable performance over a wide temperature range, though specific operating temperature limits are not detailed in the available data.

BA1-B0-24-620-521-D Quick Information

Product Type: Circuit Breaker
Canonical Name: BA1-B0-24-620-521-D Circuit Breaker
Subcategory: Magnetic Circuit Breaker

BA1-B0-24-620-521-D Compliance

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

BA1-B0-24-620-521-D Features

  • Rated for 20A current at 250V.
  • Single-pole magnetic hydraulic delay breaker.
  • Lever actuator for manual operation.
  • Panel mount design for easy installation.
  • Approved by CCC, CSA, UL, and VDE.

BA1-B0-24-620-521-D Applications

  • Overcurrent protection in industrial control panels.
  • Used in power distribution systems.
  • Suitable for equipment requiring hydraulic delay protection.
  • Ideal for panel mount installations.

BA1-B0-24-620-521-D FAQs

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

250V.

What is the mounting type?

Panel mount.

What is the current rating?

20A.

What type of circuit breaker is the BA1-B0-24-620-521-D?

It is a magnetic (hydraulic delay) circuit breaker.

What approvals does this circuit breaker have?

CCC, CSA, UL, and VDE.

What is the actuator type?

Lever.

How many poles does this breaker have?

1 pole.

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