AC1-B0-22-620-111-C 20A, 277V, 1-pole magnetic hydraulic delay circuit breaker with rocker actuator, panel mount.
Mfr Part #:

AC1-B0-22-620-111-C

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
20A, 277V, 1-pole magnetic hydraulic delay circuit breaker with rocker actuator, panel mount.
Stock on Request

AC1-B0-22-620-111-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

AC1-B0-22-620-111-C Description

Short technical summary and product information.

The Littelfuse AC1-B0-22-620-111-C is a single-pole magnetic hydraulic delay circuit breaker rated for 20A continuous current at 277V AC. It uses a rocker actuator for manual operation and is designed for panel mounting.

 

This circuit breaker provides reliable overcurrent protection with a hydraulic-magnetic trip mechanism that offers precise, temperature-stable performance. The 1-pole configuration is suitable for single-phase branch circuit protection in a wide range of industrial and commercial equipment.

 

The breaker is certified by CCC, CSA, and UL, ensuring compliance with major international safety standards. It features a non-illuminated rocker actuator and is intended for applications requiring a compact, panel-mounted overcurrent protection device.

AC1-B0-22-620-111-C Quick Information

Product Type: Circuit Breaker
Series: AC1
Canonical Name: Littelfuse AC1-B0-22-620-111-C 20A 277V 1-Pole Magnetic Hydraulic Delay Circuit Breaker
Subcategory: Magnetic Hydraulic Delay Circuit Breaker

AC1-B0-22-620-111-C Compliance

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

AC1-B0-22-620-111-C Features

  • Rated for 20A continuous current.
  • Rated for 277V AC operation.
  • Magnetic hydraulic delay trip mechanism.
  • 1-pole configuration for single-phase protection.
  • Panel mount with rocker actuator.

AC1-B0-22-620-111-C Applications

  • Overcurrent protection for 277V lighting circuits.
  • Suitable for HVAC equipment power protection.
  • Used in industrial control panel applications.
  • Panel mount breaker for power distribution.
  • Protects branch circuits in commercial buildings.

AC1-B0-22-620-111-C FAQs

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

The voltage rating is 277V AC.

What is the current rating of the AC1-B0-22-620-111-C?

The continuous current rating is 20A.

What type of circuit breaker is this?

It is a magnetic hydraulic delay circuit breaker.

How many poles does this breaker have?

This is a 1-pole circuit breaker.

What actuator type does the AC1-B0-22-620-111-C use?

It uses a rocker actuator.

What is the mounting type for this circuit breaker?

It is designed for panel mounting.

What safety approvals does this part have?

It is approved by CCC, CSA, and UL.

AC1-B0-22-620-111-C Alternate Parts

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The AF1-B9-26-620-2B1-C is a circuit breaker with a 20A current rating and 277V voltage rating, designed for circuit protection applications.
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The Littelfuse Inc. AJ1-B2-14-620-223-C is a single-pole circuit breaker designed for panel mounting. It features a magnetic hydraulic delay for reliable operation.
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AC1-B2-24-620-5B3-C
AC1-B2-24-620-5B3-C
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The Littelfuse Inc. AC1-B2-24-620-5B3-C is a panel mount circuit breaker. It features a 20A current rating and a 277V voltage rating.
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