MM1-B-24-620-1-1BC-B-C This is a 20A, 250V, single-pole magnetic (hydraulic delay) circuit breaker from Littelfuse. It features panel mount with lever actuator and is approved to CCC, CSA, and UL1077.
Mfr Part #:

MM1-B-24-620-1-1BC-B-C

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
This is a 20A, 250V, single-pole magnetic (hydraulic delay) circuit breaker from Littelfuse. It features panel mount with lever actuator and is approved to CCC, CSA, and UL1077.
Stock on Request

MM1-B-24-620-1-1BC-B-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

MM1-B-24-620-1-1BC-B-C Description

Short technical summary and product information.

The Littelfuse MM1-B-24-620-1-1BC-B-C is a single-pole magnetic circuit breaker utilizing a hydraulic delay mechanism for overcurrent protection. It is rated for 20A continuous current at 250V, making it suitable for a wide range of industrial and commercial applications.

 

The breaker features a panel mount design with a lever actuator for easy manual reset. The magnetic trip element provides fast and reliable response to overcurrent conditions, with the hydraulic delay offering time-delayed tripping for handling inrush currents without nuisance tripping.

 

This circuit breaker carries important agency approvals including CCC, CSA, and UL1077, ensuring compliance with international safety standards for supplementary protectors. Its compact single-pole form factor is ideal for installation in control panels, power distribution units, and machinery requiring branch circuit protection.

MM1-B-24-620-1-1BC-B-C Quick Information

Product Type: Circuit Breaker
Series: MM1-B
Canonical Name: Magnetic (Hydraulic Delay) Circuit Breaker, 20A, 250V, 1 Pole, Panel Mount, Lever Actuator
Subcategory: Hydraulic-Magnetic Circuit Breakers

MM1-B-24-620-1-1BC-B-C Compliance

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

MM1-B-24-620-1-1BC-B-C Features

  • Rated for 20A continuous current.
  • Single-pole magnetic hydraulic delay.
  • Panel mount with lever actuator.
  • Approved to CCC, CSA, UL1077.
  • 250V voltage rating.

MM1-B-24-620-1-1BC-B-C Applications

  • Ideal for industrial control panels.
  • Protects branch circuits in equipment.
  • Suitable for commercial power distribution.
  • Used in machinery with manual reset.
  • Compatible with hydraulic magnetic load protection.

MM1-B-24-620-1-1BC-B-C FAQs

7 frequently asked questions generated from this part’s specifications.
What is the current rating of the MM1-B-24-620-1-1BC-B-C?

20A.

What is the voltage rating?

250V.

What type of circuit breaker is this?

Magnetic (Hydraulic Delay).

How many poles does it have?

1 pole.

What is the mounting type?

Panel mount.

What actuator type is used?

Lever actuator.

What agency approvals are listed?

CCC, CSA, UL1077.

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