3120-N321-P7T1-W01K-3A The E-T-A 3120-N321-P7T1-W01K-3A is a 2-pole thermal circuit breaker with a 3A current rating and 415V voltage rating. It features a panel mount design with a rocker actuator.
Mfr Part #:

3120-N321-P7T1-W01K-3A

Mfr Name: ETA
ETA
The E-T-A 3120-N321-P7T1-W01K-3A is a 2-pole thermal circuit breaker with a 3A current rating and 415V voltage rating. It features a panel mount design with a rocker actuator.
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$ Price Range: $0.99

3120-N321-P7T1-W01K-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
Mounting Type
Number of Poles
Voltage Rating

3120-N321-P7T1-W01K-3A Description

Short technical summary and product information.

This E-T-A 3120-N321-P7T1-W01K-3A is a thermal circuit breaker designed for overcurrent protection and switch functionality. It operates as a single or double pole unit, with this specific model being double pole.

 

Key electrical specifications include a current rating of 3A and a voltage rating of 415V. The breaker type is thermal, utilizing a bimetal trip element. It is designed for panel mounting and features a rocker actuator for operation. The internal resistance per pole at 3A is 0.0595 Ohms.

 

This circuit breaker is suitable for overload protection of motors, pumps, transformers, and cables. It can be easily and quickly reset after tripping. The positively trip-free mechanism ensures reliable disconnection even when the actuator is blocked. Its applications span across medical and laboratory equipment, apparatus and machine construction, professional tools, and household appliances.

 

Compliance information indicates it is RoHS3 Compliant, MSL 1 Unlimited, and REACH Unaffected, though these statuses are noted as unverified in Phase 1 data. Approval agencies include CSA, GB, IEC, and UL.

3120-N321-P7T1-W01K-3A Quick Information

Product Type: Thermal Circuit Breaker
Canonical Name: E-T-A 3120-N321-P7T1-W01K-3A Thermal Circuit Breaker
Subcategory: Thermal

3120-N321-P7T1-W01K-3A Compliance

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

3120-N321-P7T1-W01K-3A 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-W01K-3A Features

  • Two-pole thermal circuit breaker functionality.
  • Rated for 3A current and 415V AC voltage.
  • Panel mount design with rocker actuator.
  • Suitable for motor and cable overload protection.
  • Positively trip-free mechanism ensures disconnection.

3120-N321-P7T1-W01K-3A Applications

  • Ideal for motor and pump overload protection.
  • Used in transformer and cable protection circuits.
  • Suitable for medical and laboratory equipment.
  • Applied in apparatus and machine construction.
  • Used in professional tools and appliances.

3120-N321-P7T1-W01K-3A FAQs

6 frequently asked questions generated from this part’s specifications.
What is the current rating of the E-T-A 3120-N321-P7T1-W01K-3A?

The current rating is 3A.

What is the voltage rating for this circuit breaker?

The voltage rating is 415V.

How many poles does the 3120-N321-P7T1-W01K-3A have?

This circuit breaker has 2 poles.

What type of circuit breaker is the 3120-N321-P7T1-W01K-3A?

It is a thermal circuit breaker.

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

The mounting type is Panel Mount.

What are the approval agencies for this part?

Approval agencies include CSA C22.2 No 235, GB 17701, IEC 60934, and UL1077.

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The E-T-A 3120-N321-P7T1-W02F-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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