CS1-B0-12-660-A21-MJ The CS1-B0-12-660-A21-MJ is a 60A single-pole circuit breaker designed for panel mounting. It features a magnetic hydraulic delay trip characteristic and a 480V voltage rating with a lever actuator.
Mfr Part #:

CS1-B0-12-660-A21-MJ

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The CS1-B0-12-660-A21-MJ is a 60A single-pole circuit breaker designed for panel mounting. It features a magnetic hydraulic delay trip characteristic and a 480V voltage rating with a lever actuator.
Stock on Request
$ Price Range: $0.99

CS1-B0-12-660-A21-MJ 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

CS1-B0-12-660-A21-MJ Description

Short technical summary and product information.

The CS1-B0-12-660-A21-MJ is a robust single-pole circuit breaker manufactured by Littelfuse Inc., engineered for reliable overcurrent protection in industrial and commercial applications. Rated for 60 amperes at 480 volts, this device utilizes a magnetic hydraulic delay trip mechanism to prevent nuisance tripping during transient inrush currents while providing fast fault clearance. Designed for straightforward integration, it features a panel mount configuration secured with a convenient lever actuator for manual operation. The unit carries multiple international safety approvals, including UL489, CSA, TUV, and CCC certifications, ensuring compliance across diverse global markets. With a RoHS3 compliant construction and unlimited moisture sensitivity level, it supports standard assembly processes without specialized handling requirements. This circuit breaker delivers dependable performance for heavy-duty electrical systems requiring precise current regulation and durable mechanical operation.

CS1-B0-12-660-A21-MJ Quick Information

Product Type: Circuit Breaker
Series: CS1
Canonical Name: Single-Pole Magnetic Hydraulic Delay Circuit Breaker
Subcategory: Thermal-Magnetic Circuit Breaker

CS1-B0-12-660-A21-MJ Compliance

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

CS1-B0-12-660-A21-MJ Estimated Pricing

Qty Low High
1+ $0.99 $0.99

Estimated market price range - modelled values for guidance only, not live distributor offers.

CS1-B0-12-660-A21-MJ Features

  • Rated for 60 amperes continuous current operation.
  • Features magnetic hydraulic delay trip characteristic for motors.
  • Designed for secure panel mount installation applications.
  • Supports 480 volt AC electrical system protection.
  • Includes lever actuator for manual circuit control.

CS1-B0-12-660-A21-MJ Applications

  • Protects industrial motor control circuits from overload.
  • Safeguards commercial power distribution panels effectively.
  • Filters transient inrush currents in transformer setups.
  • Provides reliable branch circuit protection in enclosures.

CS1-B0-12-660-A21-MJ FAQs

5 frequently asked questions generated from this part’s specifications.
What is the current rating of the CS1-B0-12-660-A21-MJ circuit breaker?

It has a continuous current rating of 60 amperes.

What type of trip characteristic does this breaker use?

It employs a magnetic hydraulic delay trip mechanism.

Is this circuit breaker suitable for panel mounting?

Yes, it is specifically designed for panel mount installation.

What voltage rating does this component support?

The maximum voltage rating is 480 volts.

Does this breaker include illumination?

No, this model operates without integrated illumination.

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