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BA1-B0-12-620-511-D The Littelfuse Inc. BA1-B0-12-620-511-D is a 1-pole magnetic hydraulic delay circuit breaker. It features a 20A current rating and a 277V voltage rating.
Mfr Part #:

BA1-B0-12-620-511-D

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. BA1-B0-12-620-511-D is a 1-pole magnetic hydraulic delay circuit breaker. It features a 20A current rating and a 277V voltage rating.
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BA1-B0-12-620-511-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)
Halogen Free
Illumination
Mounting Type
Number of Poles
Voltage Rating
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BA1-B0-12-620-511-D Description

Short technical summary and product information.

This Littelfuse Inc. circuit breaker, part number BA1-B0-12-620-511-D, is designed for circuit protection applications. It operates with a 20A current rating and a voltage rating of 277V.

 

The breaker type is magnetic with a hydraulic delay, offering reliable performance. It features a single pole and a lever actuator for easy operation. The mounting type is panel mount, suitable for integration into various systems.

 

Additional specifications include a None illumination feature. Compliance data indicates RoHS3 compliance, MSL 1, and REACH unaffected status, though this data is unverified.

BA1-B0-12-620-511-D Quick Information

Product Type: Circuit Breaker
Series: BA1
Canonical Name: Littelfuse Inc. BA1-B0-12-620-511-D Magnetic Hydraulic Delay Circuit Breaker
Subcategory: Circuit Breaker

BA1-B0-12-620-511-D Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected
Lead Free: No

BA1-B0-12-620-511-D Features

  • 20A current rating for circuit protection.
  • 277V voltage rating for electrical systems.
  • Magnetic hydraulic delay breaker type.
  • Single pole with lever actuator.
  • Panel mount for easy integration.

BA1-B0-12-620-511-D Applications

  • Overcurrent protection for industrial control panels.
  • Branch circuit protection in commercial lighting.
  • Motor circuit protection for small motors.
  • Protection for HVAC equipment circuits.

BA1-B0-12-620-511-D FAQs

6 frequently asked questions generated from this part’s specifications.
What is the current rating of the BA1-B0-12-620-511-D?

The current rating is 20A.

What is the voltage rating of this circuit breaker?

The voltage rating is 277V.

What type of breaker is the BA1-B0-12-620-511-D?

It is a magnetic (hydraulic delay) circuit breaker.

How many poles does this circuit breaker have?

It has 1 pole.

What is the actuator type on this breaker?

The actuator type is a lever.

What is the mounting type for this circuit breaker?

The mounting type is panel mount.

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