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MT1-S-10-020-3-A21-B-N The Littelfuse Inc. MT1-S-10-020-3-A21-B-N is a single-pole, panel mount circuit breaker. It features a magnetic (hydraulic delay) trip type and a 20mA current rating.
Mfr Part #:

MT1-S-10-020-3-A21-B-N

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. MT1-S-10-020-3-A21-B-N is a single-pole, panel mount circuit breaker. It features a magnetic (hydraulic delay) trip type and a 20mA current rating.
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MT1-S-10-020-3-A21-B-N 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
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MT1-S-10-020-3-A21-B-N Description

Short technical summary and product information.

This Littelfuse Inc. MT1-S-10-020-3-A21-B-N is a single-pole circuit breaker designed for panel mounting. It operates with a magnetic (hydraulic delay) mechanism, providing reliable protection.

 

The breaker has a current rating of 20mA and a voltage rating of 250V. It is approved by CCC, TUV, and UL agencies. The actuator type is push-pull, and it does not feature illumination.

 

Compliance includes RoHS3, MSL 1, and REACH unaffected status. This component is suitable for applications requiring precise overcurrent protection within its specified electrical limits.

MT1-S-10-020-3-A21-B-N Quick Information

Product Type: Circuit Breaker
Canonical Name: Littelfuse Inc. MT1-S-10-020-3-A21-B-N Circuit Breaker
Subcategory: Circuit Breaker

MT1-S-10-020-3-A21-B-N Compliance

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

MT1-S-10-020-3-A21-B-N Features

  • 20mA current rating for precise protection.
  • 250V voltage rating for versatile use.
  • Panel mount design for easy integration.
  • Magnetic (hydraulic delay) trip mechanism.
  • Approved by CCC, TUV, and UL.

MT1-S-10-020-3-A21-B-N Applications

  • Ideal for sensitive electronic circuits.
  • Suitable for low-current protection needs.
  • Used in control panel assemblies.
  • Applicable in power distribution units.

MT1-S-10-020-3-A21-B-N FAQs

7 frequently asked questions generated from this part’s specifications.
What is the voltage rating of the MT1-S-10-020-3-A21-B-N?

The voltage rating is 250V.

What is the current rating of this circuit breaker?

The current rating is 20mA.

What type of breaker is the MT1-S-10-020-3-A21-B-N?

It is a magnetic (hydraulic delay) circuit breaker.

How many poles does this breaker have?

It is a single-pole (1-pole) breaker.

What actuator type does this breaker use?

It uses a push-pull actuator.

What is the mounting type for this circuit breaker?

It is designed for panel mount installation.

Which safety agency approvals does this breaker carry?

It is approved by CCC, TUV, and UL.

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