3120-N321-P7T1-W02D-4A The E-T-A 3120-N321-P7T1-W02D-4A is a 2-pole thermal circuit breaker designed for overcurrent protection. It features a 4A current rating and a 415V voltage rating.
Mfr Part #:

3120-N321-P7T1-W02D-4A

Mfr Name: ETA
ETA
The E-T-A 3120-N321-P7T1-W02D-4A is a 2-pole thermal circuit breaker designed for overcurrent protection. It features a 4A current rating and a 415V voltage rating.
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$ Price Range: $0.99

3120-N321-P7T1-W02D-4A 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

3120-N321-P7T1-W02D-4A Description

Short technical summary and product information.

The E-T-A 3120-N321-P7T1-W02D-4A is a two-pole thermal circuit breaker that combines overcurrent protection with the function of an ON/OFF switch. It utilizes a thermal-bimetal trip element and is suitable for overload protection of motors, pumps, transformers, and cables. This device can be reliably reset after tripping.

 

Key electrical specifications include a voltage rating of 415V and a current rating of 4A. It features a rocker actuator type and is designed for panel mounting. The internal resistance per pole is less than 0.02 Ohms.

 

This circuit breaker is approved by CSA C22.2 No 235, GB 17701, IEC 60934, and UL1077. It is suitable for various applications including medical and laboratory equipment, apparatus and machine construction, professional tools, and household appliances.

 

The device is compliant with RoHS3, has an MSL of 1, and is REACH unaffected. Its compact design and quick resettability contribute to increased equipment availability and reduced mounting time.

3120-N321-P7T1-W02D-4A Quick Information

Product Type: Thermal Circuit Breaker
Canonical Name: E-T-A 3120-N321-P7T1-W02D-4A Thermal Circuit Breaker
Subcategory: Thermal Circuit Breaker

3120-N321-P7T1-W02D-4A Compliance

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

3120-N321-P7T1-W02D-4A Estimated Pricing

Qty Low High
1+ $0.99 $0.99

Estimated market price range - modelled values for guidance only, not live distributor offers.

3120-N321-P7T1-W02D-4A Features

  • Two-pole thermal circuit breaker switch combination.
  • Rated for 415V AC and 4A current.
  • Panel mount design with rocker actuator.
  • Suitable for motor and transformer overload protection.
  • Approved by CSA, IEC, and UL.

3120-N321-P7T1-W02D-4A Applications

  • Ideal for motor overload protection.
  • Used in pump and transformer circuits.
  • Suitable for cable protection applications.
  • Applicable in machine construction.
  • Used in household appliances.

3120-N321-P7T1-W02D-4A FAQs

6 frequently asked questions generated from this part’s specifications.
What is the voltage rating of the E-T-A 3120-N321-P7T1-W02D-4A?

The voltage rating is 415V.

What is the current rating of this thermal circuit breaker?

The current rating is 4A.

How many poles does the 3120-N321-P7T1-W02D-4A have?

This circuit breaker has 2 poles.

What type of breaker is the 3120-N321-P7T1-W02D-4A?

It is a thermal circuit breaker.

What is the mounting type for this E-T-A circuit breaker?

The mounting type is Panel Mount.

Which approval agencies have certified this circuit breaker?

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

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