CLB-203-00DNN-B-A-/20 Littelfuse CLB-203-00DNN-B-A-/20 is a 20A, 250V, 1-pole thermal circuit breaker with a push-to-reset actuator and panel mount design.
Mfr Part #:

CLB-203-00DNN-B-A-/20

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
Littelfuse CLB-203-00DNN-B-A-/20 is a 20A, 250V, 1-pole thermal circuit breaker with a push-to-reset actuator and panel mount design.
Stock on Request

CLB-203-00DNN-B-A-/20 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

CLB-203-00DNN-B-A-/20 Description

Short technical summary and product information.

The Littelfuse CLB-203-00DNN-B-A-/20 is a single-pole thermal circuit breaker rated for 20A at 250V. It features a push-to-reset actuator and is designed for panel mount installation. This circuit breaker is approved by CE, cUL, TUV, UL1077, and UL1500, ensuring compliance with international safety standards.

 

Thermal circuit breakers use a bimetallic strip that heats up and trips under sustained overcurrent conditions, providing reliable overcurrent protection. The push-to-reset mechanism allows for manual reset after a trip event. The panel mount design facilitates easy integration into control panels and equipment enclosures.

CLB-203-00DNN-B-A-/20 Quick Information

Product Type: Circuit Breaker
Series: CLB-203
Canonical Name: Littelfuse CLB-203 Series 20A 250V 1-Pole Thermal Circuit Breaker
Subcategory: Panel Mount Circuit Breaker

CLB-203-00DNN-B-A-/20 Compliance

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

CLB-203-00DNN-B-A-/20 Features

  • Rated for 20A at 250V.
  • Single-pole thermal circuit breaker.
  • Panel mount with push-to-reset actuator.
  • Approved by CE, cUL, TUV, UL1077, UL1500.
  • Non-illuminated design.

CLB-203-00DNN-B-A-/20 Applications

  • Overcurrent protection for control panels.
  • Supplementary protection in industrial equipment.
  • Marine electrical system protection (UL1500).
  • General purpose circuit protection.

CLB-203-00DNN-B-A-/20 FAQs

7 frequently asked questions generated from this part’s specifications.
What is the current rating of the CLB-203-00DNN-B-A-/20?

The current rating is 20A.

What is the voltage rating of this circuit breaker?

The voltage rating is 250V.

What type of circuit breaker is the CLB-203-00DNN-B-A-/20?

It is a thermal circuit breaker.

How many poles does this circuit breaker have?

It has 1 pole.

What is the actuator type?

The actuator type is push to reset.

What mounting type does this circuit breaker use?

It uses panel mount.

What approvals does the CLB-203-00DNN-B-A-/20 have?

It is approved by CE, cUL, TUV, UL1077, and UL1500.

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