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CA1-B0-34-620-321-VG Littelfuse CA1-B0-34-620-321-VG is a 20A, 277V, 1-pole magnetic hydraulic delay circuit breaker with lever actuator for panel mount applications.
Mfr Part #:

CA1-B0-34-620-321-VG

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
Littelfuse CA1-B0-34-620-321-VG is a 20A, 277V, 1-pole magnetic hydraulic delay circuit breaker with lever actuator for panel mount applications.
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CA1-B0-34-620-321-VG 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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CA1-B0-34-620-321-VG Description

Short technical summary and product information.

The Littelfuse CA1-B0-34-620-321-VG is a single-pole magnetic hydraulic delay circuit breaker rated for 20A at 277V. It features a lever actuator and is designed for panel mount installation. The magnetic hydraulic delay mechanism provides reliable overcurrent protection with time-delay characteristics suitable for various applications. This circuit breaker is approved by UL489, CSA, and CCC, ensuring compliance with international safety standards. It is non-illuminated and offers robust performance in industrial and commercial environments.

CA1-B0-34-620-321-VG Quick Information

Product Type: Circuit Breaker
Series: CA1
Canonical Name: Littelfuse CA1-B0-34-620-321-VG 20A 277V 1-Pole Magnetic Hydraulic Delay Circuit Breaker
Subcategory: Magnetic Hydraulic Delay Circuit Breaker

CA1-B0-34-620-321-VG Compliance

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

CA1-B0-34-620-321-VG Features

  • Rated for 20A continuous current at 277V.
  • Single-pole magnetic hydraulic delay mechanism.
  • Lever actuator for manual operation.
  • Panel mount installation.
  • UL489, CSA, and CCC approved.

CA1-B0-34-620-321-VG Applications

  • Overcurrent protection for industrial control panels.
  • Used in commercial lighting branch circuits.
  • Suitable for motor starter protection.
  • Applied in HVAC equipment power distribution.
  • Ideal for building electrical system protection.

CA1-B0-34-620-321-VG FAQs

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

277V.

What is the current rating?

20A.

How many poles does it have?

1 pole.

What type of breaker is it?

Magnetic (Hydraulic Delay).

What is the actuator type?

Lever.

What mounting type is supported?

Panel Mount.

What approvals does it have?

CCC, CSA, UL489.

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CA1-B0-46-620-121-FG
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The Littelfuse Inc. CA1-B0-46-620-121-FG is a 1-pole magnetic hydraulic delay circuit breaker. It features a 20A current rating and a 277V voltage rating.
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CA1-B0-24-620-412-FG
CA1-B0-24-620-412-FG
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The Littelfuse Inc. CA1-B0-24-620-412-FG is a 1-pole circuit breaker designed for panel mounting. It features a 20A current rating and a 277V voltage rating.
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CA1-B0-36-620-121-VG
CA1-B0-36-620-121-VG
Littelfuse Inc.
The CA1-B0-36-620-121-VG is a circuit breaker rated for 20A and 277V, with a magnetic hydraulic delay mechanism, designed for panel mounting.
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