CA1-B0-20-430-121-C Littelfuse CA1-B0-20-430-121-C is a 3A, 480V, 1-pole magnetic hydraulic delay circuit breaker with a lever actuator. It is panel mount and approved by UL, CSA, and CCC.
Mfr Part #:

CA1-B0-20-430-121-C

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
Littelfuse CA1-B0-20-430-121-C is a 3A, 480V, 1-pole magnetic hydraulic delay circuit breaker with a lever actuator. It is panel mount and approved by UL, CSA, and CCC.
Stock on Request

CA1-B0-20-430-121-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
SVHC Present
Voltage Rating

CA1-B0-20-430-121-C Description

Short technical summary and product information.

The Littelfuse CA1-B0-20-430-121-C is a single-pole magnetic circuit breaker featuring hydraulic delay for precise overcurrent protection. It is rated for 3A continuous current at 480V AC, making it suitable for a variety of industrial and commercial applications.

 

The breaker uses a magnetic (hydraulic delay) trip mechanism, which provides time-delayed tripping for handling inrush currents while offering fast response to sustained overloads and short circuits. The lever actuator allows for manual reset and switching.

 

This component is designed for panel mount installation and carries approvals from UL, CSA, and CCC, indicating compliance with North American and Chinese safety standards.

CA1-B0-20-430-121-C Quick Information

Product Type: Circuit Breaker
Series: CA1
Canonical Name: Littelfuse CA1-B0-20-430-121-C 3A 1-Pole Magnetic Hydraulic Delay Circuit Breaker
Subcategory: Magnetic Circuit Breaker

CA1-B0-20-430-121-C Compliance

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

CA1-B0-20-430-121-C Features

  • Rated for 3A continuous current at 480V.
  • Single-pole magnetic hydraulic delay mechanism.
  • Lever actuator for manual reset and switching.
  • Panel mount design for easy installation.
  • Approved by UL, CSA, and CCC agencies.

CA1-B0-20-430-121-C Applications

  • Overcurrent protection in industrial control panels.
  • Branch circuit protection in commercial equipment.
  • Motor and transformer protection applications.
  • Power distribution in HVAC and lighting systems.

CA1-B0-20-430-121-C FAQs

7 frequently asked questions generated from this part’s specifications.
What is the current rating of the CA1-B0-20-430-121-C?

The current rating is 3A.

What is the voltage rating of this circuit breaker?

The voltage rating is 480V.

What type of breaker is the CA1-B0-20-430-121-C?

It is a magnetic (hydraulic delay) circuit breaker.

How many poles does this circuit breaker have?

It has 1 pole.

What approvals does the CA1-B0-20-430-121-C hold?

It is approved by CCC, CSA, and UL.

What is the mounting type for this circuit breaker?

It is panel mount.

What type of actuator does this breaker use?

It uses a lever actuator.

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