CBW57-HS-20A-C The OptiFuse CBW57-HS-20A-C is a thermal circuit breaker with a 20A current rating and 250VAC voltage rating. It features a push-to-reset actuator and panel mount design.
Mfr Part #:

CBW57-HS-20A-C

Mfr Name: OptiFuse
OptiFuse
The OptiFuse CBW57-HS-20A-C is a thermal circuit breaker with a 20A current rating and 250VAC voltage rating. It features a push-to-reset actuator and panel mount design.
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CBW57-HS-20A-C Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Actuator Type
Approval Agency
Breaker Type
Current Rating (Amps)
Frequency
Illumination
Insulation Resistance
Mounting Type
Number of Poles
Reset Time
SVHC Present
Voltage Rating

CBW57-HS-20A-C Description

Short technical summary and product information.

The OptiFuse CBW57-HS-20A-C is a thermal circuit breaker designed for overcurrent protection. It offers a current rating of 20A and a voltage rating of 250 VAC or 50 VDC.

 

Key electrical specifications include a dielectric strength greater than 1500 VAC, an insulation resistance exceeding 100M Ω, and various interrupt ratings depending on voltage and current. The breaker has a reset time within 60 seconds and is rated for 500 cycles at 125 VAC with 150% of its rated current.

 

This circuit breaker features a push-to-reset actuator and a panel mount design. The operating ambient temperature range is from -10°C to +60°C. It is listed by UR, CCC, TUV, and VDE agencies.

 

Applications for this thermal circuit breaker include general overcurrent protection where a manual reset is required. Its robust design and agency approvals make it suitable for various industrial and commercial equipment.

CBW57-HS-20A-C Quick Information

Product Type: Thermal Circuit Breaker
Series: CBW57
Canonical Name: OptiFuse CBW57-HS-20A-C Thermal Circuit Breaker
Subcategory: Thermal Circuit Breaker

CBW57-HS-20A-C Compliance

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

CBW57-HS-20A-C Features

  • 20A current rating for protection.
  • 250VAC/50VDC voltage rating.
  • Push-to-reset actuator design.
  • Panel mount for easy installation.
  • Thermal breaker type for safety.

CBW57-HS-20A-C Applications

  • Provides overcurrent protection.
  • Suitable for panel installations.
  • Used in various electrical systems.
  • Manual reset required after trip.
  • Designed for thermal protection.

CBW57-HS-20A-C FAQs

7 frequently asked questions generated from this part’s specifications.
What is the current rating of the CBW57-HS-20A-C?

20A.

What is the voltage rating?

250VAC maximum and 50VDC maximum.

What type of circuit breaker is this?

Thermal.

What is the mounting type?

Panel mount.

What is the actuator type?

Push to reset.

What is the operating temperature range?

-10°C to +60°C.

Is the CBW57-HS-20A-C ignition protected?

Yes, to SAE J1171 and UL1500.

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