MD1-S-74-630-1-A32-2-T The Littelfuse Inc. MD1-S-74-630-1-A32-2-T is a single-pole, magnetic hydraulic delay circuit breaker. It features a 30A current rating and a 250V voltage rating.
Mfr Part #:

MD1-S-74-630-1-A32-2-T

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. MD1-S-74-630-1-A32-2-T is a single-pole, magnetic hydraulic delay circuit breaker. It features a 30A current rating and a 250V voltage rating.
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MD1-S-74-630-1-A32-2-T 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
SVHC Present
Voltage Rating

MD1-S-74-630-1-A32-2-T Description

Short technical summary and product information.

This Littelfuse Inc. circuit breaker, part number MD1-S-74-630-1-A32-2-T, is designed for panel mounting. It operates as a single-pole breaker with a magnetic hydraulic delay mechanism.

 

The breaker has a current rating of 30 Amps and a voltage rating of 250 Volts. It features a rocker actuator and no illumination. Approval agencies include CCC and UL489A.

 

Compliance information indicates RoHS3 compliance, MSL 1 Unlimited, and REACH unaffected status. This component is suitable for applications requiring reliable overcurrent protection with specific electrical and mounting characteristics.

MD1-S-74-630-1-A32-2-T Quick Information

Product Type: Circuit Breaker
Canonical Name: Littelfuse Inc. MD1-S-74-630-1-A32-2-T Magnetic Hydraulic Delay Circuit Breaker
Subcategory: Magnetic (Hydraulic Delay)

MD1-S-74-630-1-A32-2-T Compliance

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

MD1-S-74-630-1-A32-2-T Features

  • 30A current rating for protection.
  • 250V voltage rating for power systems.
  • Magnetic hydraulic delay mechanism.
  • Panel mount with rocker actuator.
  • RoHS3 compliant and MSL 1.

MD1-S-74-630-1-A32-2-T Applications

  • Use as main disconnect or branch circuit protector.
  • Ideal for motor, transformer, and capacitor bank protection.
  • Suitable for power supply input protection.
  • Common in industrial control panels and HVAC equipment.

MD1-S-74-630-1-A32-2-T FAQs

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

The voltage rating is 250V.

What is the current rating?

The current rating is 30A.

What type of breaker is this?

It is a magnetic hydraulic-delay circuit breaker.

How many poles does it have?

It has 1 pole.

What actuator type does it use?

It uses a rocker actuator.

Does this circuit breaker have illumination?

No, it is non-illuminated.

What is the mounting type?

It is designed for panel mount installation.

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