3120-N321-P7T1-W02D-7A The E-T-A 3120-N321-P7T1-W02D-7A is a 2-pole thermal circuit breaker designed for overcurrent protection and ON/OFF switching. It features a 7A current rating and panel mount capability.
Mfr Part #:

3120-N321-P7T1-W02D-7A

Mfr Name: ETA
ETA
The E-T-A 3120-N321-P7T1-W02D-7A is a 2-pole thermal circuit breaker designed for overcurrent protection and ON/OFF switching. It features a 7A current rating and panel mount capability.
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3120-N321-P7T1-W02D-7A Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Actuator Type
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Breaker Type
Current Rating
Current Rating (Amps)
Illumination
Mounting Type
Number of Poles
Voltage Rating

3120-N321-P7T1-W02D-7A Description

Short technical summary and product information.

The E-T-A 3120-N321-P7T1-W02D-7A is a two-pole thermal circuit breaker that combines overcurrent protection with the functionality of an ON/OFF switch. It utilizes a thermal-bimetal trip element for reliable operation.

 

This circuit breaker is rated for 240 VAC and 50 VDC, with an option for 415 VAC upon request. It has a current rating of 7A and a current rating range of 0.1 to 20A. The device is designed for panel mounting and features a rocker actuator.

 

Typical applications include overload protection for motors, pumps, transformers, and cables. Its positively trip-free mechanism ensures reliable disconnection even when the actuator is blocked. The breaker can be easily and quickly reset after tripping, contributing to maximum equipment availability and reduced downtime.

3120-N321-P7T1-W02D-7A Quick Information

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

3120-N321-P7T1-W02D-7A Compliance

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

3120-N321-P7T1-W02D-7A Features

  • Two-pole thermal circuit breaker switch combination.
  • Rated for 240 VAC and 50 VDC operation.
  • Features a 7A current rating.
  • Designed for panel mounting.
  • Reliable thermal-bimetal trip mechanism.

3120-N321-P7T1-W02D-7A Applications

  • Ideal for motor overload protection.
  • Suitable for pump and transformer protection.
  • Used for cable overload protection.
  • Applicable in medical equipment.
  • Designed for machine construction.

3120-N321-P7T1-W02D-7A FAQs

7 frequently asked questions generated from this part’s specifications.
What is the current rating of the E-T-A 3120-N321-P7T1-W02D-7A?

The current rating is 7A.

What voltage ratings does this circuit breaker support?

It supports 240 VAC and 50 VDC. A 415 VAC variant is available upon request.

How many poles does this breaker have?

It has 2 poles.

What type of actuator does this breaker use?

It uses a rocker actuator.

What is the typical electrical life of this breaker?

For 2-pole operation at 240 VAC, the typical life is 50,000 cycles at 1 x IN, inductive.

What approvals does this circuit breaker hold?

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

What is the mounting type for this breaker?

It is panel mount.

3120-N321-P7T1-W02D-7A Alternate Parts

Same form/fit/function or matching attribute configuration across different manufacturers.
View All Alternate Parts
3120-N323-P7T1-W02D-7A
3120-N323-P7T1-W02D-7A
ETA
The E-T-A 3120-N323-P7T1-W02D-7A is a two-pole thermal circuit breaker designed for overcurrent protection. It features a 7A current rating and panel mount capability.
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