3120-N321-P7T1-W12DY3-3A The E-T-A 3120-N321-P7T1-W12DY3-3A is a two-pole thermal circuit breaker designed for overcurrent protection and switch functionality. It features a 3A current rating and a 415V voltage rating.
Mfr Part #:

3120-N321-P7T1-W12DY3-3A

Mfr Name: ETA
ETA
The E-T-A 3120-N321-P7T1-W12DY3-3A is a two-pole thermal circuit breaker designed for overcurrent protection and switch functionality. It features a 3A current rating and a 415V voltage rating.
Stock on Request

3120-N321-P7T1-W12DY3-3A 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-W12DY3-3A Description

Short technical summary and product information.

The E-T-A 3120-N321-P7T1-W12DY3-3A is a thermal circuit breaker that combines overcurrent protection with the function of an ON/OFF switch. It utilizes a bimetal trip element and is suitable for overload protection of motors, pumps, transformers, and cables. The device can be easily and quickly reset after tripping.

 

This two-pole circuit breaker has a current rating of 3A and a voltage rating of 415V. It features a panel mount design with a rocker actuator and white illumination at 115V. The internal resistance per pole is less than 0.02 Ohm.

 

Key features include its positively trip-free mechanism, ensuring reliable disconnection even with a blocked actuator. It is suitable for use in medical equipment according to IEC/EN 60601. The device is approved by CSA, GB, IEC, and UL standards.

 

Typical applications for this circuit breaker include medical and laboratory equipment, apparatus and machine construction, professional tools, household and garden appliances, office machines, and audio equipment.

3120-N321-P7T1-W12DY3-3A Quick Information

Product Type: Thermal Circuit Breaker
Series: 3120
Canonical Name: E-T-A 3120-N321-P7T1-W12DY3-3A Thermal Circuit Breaker
Subcategory: Thermal

3120-N321-P7T1-W12DY3-3A Compliance

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

3120-N321-P7T1-W12DY3-3A Features

  • Two-pole thermal circuit breaker/switch combination.
  • Rated for 415V AC and 3A current.
  • Panel mount with rocker actuator.
  • White illumination at 115V.
  • Approved by CSA, GB, IEC, and UL.

3120-N321-P7T1-W12DY3-3A Applications

  • Suitable for motor overload protection.
  • Used in medical equipment applications.
  • Ideal for apparatus and machine construction.
  • Applicable to household appliances.
  • Used in audio equipment.

3120-N321-P7T1-W12DY3-3A FAQs

7 frequently asked questions generated from this part’s specifications.
What is the voltage rating of the 3120-N321-P7T1-W12DY3-3A?

415V.

What is the current rating?

3A.

How many poles does this breaker have?

2 poles.

What type of breaker is it?

Thermal.

What is the mounting type?

Panel mount.

What actuator type does it have?

Rocker.

What approvals does this circuit breaker have?

CSA C22.2 No 235, GB 17701, IEC 60934, UL1077.

3120-N321-P7T1-W12DY3-3A Alternate Parts

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The E-T-A 3120-N321-P7T1-W12FY3-3A is a 2-pole thermal circuit breaker with a 3A current rating and 415V voltage rating. It features a panel mount design.
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3120-N321-P7T1-W12LY3-3A
3120-N321-P7T1-W12LY3-3A
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3120-N323-P7T1-W12LY3-3A
3120-N323-P7T1-W12LY3-3A
ETA
The E-T-A 3120-N323-P7T1-W12LY3-3A is a 2-pole thermal circuit breaker designed for panel mounting. It offers a current rating of 3A and a voltage rating of 415V.
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