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CA1-B2-16-663-621-C The Littelfuse Inc. CA1-B2-16-663-621-C is a magnetic (hydraulic delay) circuit breaker. It features a 63A current rating and a 480V voltage rating.
Mfr Part #:

CA1-B2-16-663-621-C

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. CA1-B2-16-663-621-C is a magnetic (hydraulic delay) circuit breaker. It features a 63A current rating and a 480V voltage rating.
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CA1-B2-16-663-621-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
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CA1-B2-16-663-621-C Description

Short technical summary and product information.

This Littelfuse Inc. CA1-B2-16-663-621-C is a single-pole circuit breaker designed for panel mounting. It operates with a magnetic (hydraulic delay) mechanism.

 

Key electrical specifications include a current rating of 63A and a voltage rating of 480V. The actuator type is a lever, and it does not feature illumination.

 

This circuit breaker is approved by CCC, CSA, and UL. It is RoHS3 compliant, has an MSL of 1 Unlimited, and is REACH unaffected. The part number is CA1-B2-16-663-621-C.

CA1-B2-16-663-621-C Quick Information

Product Type: Circuit Breaker
Series: CA1
Canonical Name: Littelfuse Inc. CA1-B2-16-663-621-C Magnetic (Hydraulic Delay) Circuit Breaker

CA1-B2-16-663-621-C Compliance

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

CA1-B2-16-663-621-C Features

  • 63A current rating for power control.
  • 480V voltage rating for industrial use.
  • Magnetic (hydraulic delay) breaker type.
  • Single pole configuration.
  • Panel mount design for easy integration.

CA1-B2-16-663-621-C Applications

  • Suitable for industrial power distribution.
  • Used in control panel assemblies.
  • Ideal for protecting electrical circuits.
  • Applications requiring reliable tripping.

CA1-B2-16-663-621-C FAQs

6 frequently asked questions generated from this part’s specifications.
What is the current rating of the CA1-B2-16-663-621-C circuit breaker?

The current rating is 63A.

What is the voltage rating for this Littelfuse circuit breaker?

The voltage rating is 480V.

What type of breaker mechanism does the CA1-B2-16-663-621-C use?

It uses a Magnetic (Hydraulic Delay) mechanism.

How many poles does this circuit breaker have?

It has 1 pole.

What is the mounting type for the CA1-B2-16-663-621-C?

The mounting type is Panel Mount.

Which approval agencies have certified this circuit breaker?

It is approved by CCC, CSA, and UL.

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