MA1-B-30-450-1-A12-7-C Littelfuse MA1-B-30-450-1-A12-7-C is a single-pole magnetic (hydraulic delay) circuit breaker with a rocker actuator, rated for 5A at 250V. It is panel mount and has CCC, CSA, and UL1077 approvals.
Mfr Part #:

MA1-B-30-450-1-A12-7-C

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
Littelfuse MA1-B-30-450-1-A12-7-C is a single-pole magnetic (hydraulic delay) circuit breaker with a rocker actuator, rated for 5A at 250V. It is panel mount and has CCC, CSA, and UL1077 approvals.
Stock on Request

MA1-B-30-450-1-A12-7-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

MA1-B-30-450-1-A12-7-C Description

Short technical summary and product information.

The Littelfuse MA1-B-30-450-1-A12-7-C is a single-pole magnetic circuit breaker using hydraulic delay technology. It is rated for 5A continuous current at 250V AC/DC, making it suitable for overcurrent protection in various applications. The breaker features a rocker actuator for manual reset and is designed for panel mount installation.

 

This circuit breaker is approved by CCC, CSA, and UL1077, ensuring compliance with international safety standards. It has a non-illuminated actuator and is part of the MA1-B series known for reliable performance in demanding environments. The magnetic hydraulic delay mechanism provides precise trip characteristics and resistance to nuisance tripping.

 

Typical applications include power distribution, industrial controls, and equipment protection where reliable circuit interruption is required. The 1-pole configuration allows for simple single-phase protection.

MA1-B-30-450-1-A12-7-C Quick Information

Product Type: Circuit Breaker
Series: MA1-B
Canonical Name: Littelfuse MA1-B Series Magnetic Circuit Breaker, 5A, 250V, 1 Pole, Rocker Actuator, Panel Mount
Subcategory: Magnetic Circuit Breaker

MA1-B-30-450-1-A12-7-C Compliance

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

MA1-B-30-450-1-A12-7-C Features

  • Rated for 5A at 250V operation.
  • Single-pole rocker actuator design.
  • Panel mount for easy installation.
  • Magnetic hydraulic delay trip mechanism.
  • Approved by CCC, CSA, and UL1077.

MA1-B-30-450-1-A12-7-C Applications

  • Ideal for power distribution protection.
  • Used in industrial control panels.
  • Protects equipment from overloads.

MA1-B-30-450-1-A12-7-C FAQs

7 frequently asked questions generated from this part’s specifications.
What is the operating voltage rating of this circuit breaker?

The operating voltage rating is 250V.

What is the mounting type for this circuit breaker?

The mounting type is panel mount.

What is the current rating of the MA1-B-30-450-1-A12-7-C?

The current rating is 5A.

What type of breaker is this?

This is a magnetic (hydraulic delay) circuit breaker.

How many poles does this circuit breaker have?

It has 1 pole.

What type of actuator does this breaker use?

It uses a rocker actuator.

What agency approvals does this circuit breaker have?

It is approved by CCC, CSA, and UL1077.

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