3120-N551-H7T1-W01D-X3120-U0101M-8A The E-T-A 3120-N551-H7T1-W01D-X3120-U0101M-8A is a 2-pole thermal circuit breaker designed for overcurrent protection. It features an 8A current rating and a 415V voltage rating.
Mfr Part #:

3120-N551-H7T1-W01D-X3120-U0101M-8A

Mfr Name: ETA
ETA
The E-T-A 3120-N551-H7T1-W01D-X3120-U0101M-8A is a 2-pole thermal circuit breaker designed for overcurrent protection. It features an 8A current rating and a 415V voltage rating.
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$ Price Range: $0.99

3120-N551-H7T1-W01D-X3120-U0101M-8A 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-N551-H7T1-W01D-X3120-U0101M-8A Description

Short technical summary and product information.

The E-T-A 3120-N551-H7T1-W01D-X3120-U0101M-8A is a 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 2-pole breaker has a current rating of 8A and a voltage rating of 415V AC. It features a rocker actuator and is designed for panel mounting. The device can be easily and quickly reset after tripping, and its positively trip-free mechanism ensures reliable disconnection.

 

Key specifications include a current rating range of 0.1 to 20A and various voltage ratings such as AC 240V and DC 50V. The breaker is approved by CSA, GB, IEC, and UL standards. It is also suitable for use in medical equipment according to IEC/EN 60601.

 

Typical applications include medical and laboratory equipment, apparatus and machine construction, professional tools, household and garden appliances, office machines, audio equipment, and machine tools. Its space-saving design and reduced mounting and wiring time contribute to increased overall reliability.

3120-N551-H7T1-W01D-X3120-U0101M-8A Quick Information

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

3120-N551-H7T1-W01D-X3120-U0101M-8A Compliance

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

3120-N551-H7T1-W01D-X3120-U0101M-8A Estimated Pricing

Qty Low High
1+ $0.99 $0.99

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

3120-N551-H7T1-W01D-X3120-U0101M-8A Features

  • Combines overcurrent protection and ON/OFF switch.
  • Thermal-bimetal trip element for overload protection.
  • 2-pole configuration with 8A current rating.
  • 415V AC voltage rating, panel mount, rocker actuator.
  • Suitable for medical equipment applications.

3120-N551-H7T1-W01D-X3120-U0101M-8A Applications

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

3120-N551-H7T1-W01D-X3120-U0101M-8A FAQs

7 frequently asked questions generated from this part’s specifications.
What is the voltage rating of the E-T-A 3120-N551-H7T1-W01D-X3120-U0101M-8A?

The voltage rating is 415V AC, with other ratings including AC 240V and DC 50V available.

What is the current rating of this circuit breaker?

The current rating is 8A.

How many poles does this E-T-A circuit breaker have?

This circuit breaker has 2 poles.

What type of breaker is the 3120-N551-H7T1-W01D-X3120-U0101M-8A?

It is a thermal circuit breaker.

What is the mounting type for this circuit breaker?

The mounting type is Panel Mount.

What are the approval agencies for this circuit breaker?

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

What is the typical life cycle of this circuit breaker?

The typical life is 30,000 cycles at 1 x IN inductive for 1-pole devices and 50,000 cycles at 1 x IN inductive for 2-pole devices.

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