CBW57-EL4-15A The OptiFuse CBW57-EL4-15A is a 15A thermal circuit breaker designed for panel mounting. It features a push-to-reset actuator and operates at up to 250VAC.
Mfr Part #:

CBW57-EL4-15A

Mfr Name: OptiFuse
OptiFuse
The OptiFuse CBW57-EL4-15A is a 15A thermal circuit breaker designed for panel mounting. It features a push-to-reset actuator and operates at up to 250VAC.
Stock on Request

CBW57-EL4-15A 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)
Frequency
Illumination
Insulation Resistance
Mounting Type
Number of Poles
Reset Time
Voltage Rating

CBW57-EL4-15A Description

Short technical summary and product information.

The OptiFuse CBW57-EL4-15A is a thermal circuit breaker with a current rating of 15A and a voltage rating of 250VAC. It is designed for panel mounting and features a convenient push-to-reset actuator.

 

This circuit breaker operates within a frequency range of 50-60 Hz and has an interrupt rating of 1000A at 125/250 VAC. It offers a dielectric strength of over 1500 VAC and an insulation resistance greater than 100MΩ (500 VDC). The operating ambient temperature range is -10℃ to +60℃.

 

Agency standards and listings include UR, CCC, TUV, and VDE, indicating its suitability for various applications. The device is intended for occasional overcurrent protection and should not be used for repeated overcurrent conditions.

 

Key specifications include a 15A current rating, 250VAC voltage rating, and a thermal breaker type. The panel mount design and push-to-reset mechanism make it easy to integrate into control panels and equipment.

CBW57-EL4-15A Quick Information

Product Type: Thermal Circuit Breaker
Series: CBW57
Canonical Name: OptiFuse CBW57 Thermal Circuit Breaker, 15A, 250VAC
Subcategory: Thermal

CBW57-EL4-15A Compliance

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

CBW57-EL4-15A Features

  • 15A current rating for overcurrent protection.
  • Rated for 250VAC and 32VDC operation.
  • Thermal breaker type with push-to-reset actuator.
  • Designed for convenient panel mounting.
  • Meets agency standards including UR, CCC, TUV, VDE.

CBW57-EL4-15A Applications

  • Provides overcurrent protection in equipment.
  • Suitable for occasional fault conditions.
  • Integrates easily into control panels.
  • Used in applications requiring thermal tripping.

CBW57-EL4-15A FAQs

6 frequently asked questions generated from this part’s specifications.
What are the voltage ratings for the CBW57-EL4-15A?

The circuit breaker is rated for 125/250VAC and 32/50VDC.

What is the mounting type of this circuit breaker?

It is panel mounted.

What is the operating temperature range?

-10°C to +60°C.

What is the current rating of the CBW57-EL4-15A?

15A.

What type of actuator does it use?

Push to reset.

Does it have ignition protection?

Yes, it is ignition protected to SAE J1171 and UL1500.

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