3120-N321-P7T1-W12DY4-20A The E-T-A 3120-N321-P7T1-W12DY4-20A is a two-pole thermal circuit breaker with a 20A current rating and 415V voltage rating. It features a panel mount design and rocker actuator.
Mfr Part #:

3120-N321-P7T1-W12DY4-20A

Mfr Name: ETA
ETA
The E-T-A 3120-N321-P7T1-W12DY4-20A is a two-pole thermal circuit breaker with a 20A current rating and 415V voltage rating. It features a panel mount design and rocker actuator.
Stock on Request

3120-N321-P7T1-W12DY4-20A 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
Illumination Voltage (Nominal)
Mounting Type
Number of Poles
Voltage Rating

3120-N321-P7T1-W12DY4-20A Description

Short technical summary and product information.

The E-T-A 3120-N321-P7T1-W12DY4-20A is a two-pole thermal circuit breaker designed for overcurrent protection and switch functionality. It utilizes a thermal-bimetal trip element and is suitable for protecting motors, pumps, transformers, and cables.

 

Key electrical specifications include a voltage rating of up to 415V AC and a current rating of 20A. The breaker offers a typical life of 30,000 cycles at rated load. It is designed for panel mounting with a rocker actuator and white illumination at 230V.

 

This circuit breaker is approved by CSA, GB, IEC, and UL standards. It is also compliant with RoHS3, REACH Unaffected, and has an MSL of 1. The device is designed for reliable disconnection and quick resettability, ensuring maximum equipment availability.

 

Typical applications include medical and laboratory equipment, apparatus and machine construction, professional tools, and household appliances.

3120-N321-P7T1-W12DY4-20A Quick Information

Product Type: Thermal Circuit Breaker
Series: 3120-N
Canonical Name: E-T-A 3120-N321-P7T1-W12DY4-20A Thermal Circuit Breaker
Subcategory: Thermal

3120-N321-P7T1-W12DY4-20A Compliance

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

3120-N321-P7T1-W12DY4-20A Features

  • Two-pole thermal circuit breaker with switch function.
  • Rated for 20A current and up to 415V AC.
  • Panel mount design with rocker actuator.
  • White illumination at 230V nominal.
  • Approved by CSA, IEC, and UL standards.

3120-N321-P7T1-W12DY4-20A Applications

  • Ideal for motor overload protection.
  • Suitable for pumps and transformers.
  • Used in machine construction applications.
  • Applicable in medical equipment.
  • Designed for professional tools.

3120-N321-P7T1-W12DY4-20A FAQs

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

The E-T-A 3120-N321-P7T1-W12DY4-20A is rated for 415V AC and 50V DC operation.

What is the current rating of this breaker?

This breaker is rated for 20A continuous current.

What type of actuator does this breaker use?

It uses a rocker actuator with white illumination.

How many poles does this circuit breaker have?

This is a 2-pole circuit breaker.

What is the mounting type for this breaker?

It is designed for panel mount installation.

What approvals does this circuit breaker have?

It is approved to CSA C22.2 No 235, GB 17701, IEC 60934, and UL1077.

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