1E2UM The Altech Corporation 1E2UM is a 2A, 1-pole thermal magnetic circuit breaker rated for 277V with a 10kA interrupting capacity. It features a lever actuator and DIN Rail mounting.
Mfr Part #:

1E2UM

Mfr Name: Altech Corporation
Altech Corporation
The Altech Corporation 1E2UM is a 2A, 1-pole thermal magnetic circuit breaker rated for 277V with a 10kA interrupting capacity. It features a lever actuator and DIN Rail mounting.
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1E2UM 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
Operating Temperature
Storage Temperature
Voltage Rating

1E2UM Description

Short technical summary and product information.

The Altech Corporation 1E2UM is a 2A, 1-pole thermal magnetic circuit breaker designed for overcurrent protection in industrial and commercial applications. It is rated for 277V and provides a 10kA interrupting capacity for reliable fault clearing.

 

This circuit breaker features a lever actuator for manual on/off control and is designed for DIN Rail mounting. It is calibrated at 40°C and operates within a temperature range of -25°C to 55°C. The terminal blocks accept wire sizes from 18-3 AWG on top and 18-2 AWG on bottom, with a terminal torque rating of 20 lb.in. and IP20 terminal protection.

 

The 1E2UM is UL508 listed and carries CSA and UL508 approvals. It is suitable for use in control panels, machinery, and other equipment requiring branch circuit protection.

1E2UM Quick Information

Product Type: Circuit Breaker
Canonical Name: Altech Corporation 1E2UM 2A 1-Pole Thermal Magnetic Circuit Breaker
Subcategory: Miniature Circuit Breaker

1E2UM Compliance

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

1E2UM Features

  • 2A current rating for overcurrent protection.
  • 277V voltage rating for industrial applications.
  • 10kA interrupting capacity for reliable fault clearing.
  • Thermal magnetic trip mechanism for dual protection.
  • DIN Rail mounting for easy panel installation.

1E2UM Applications

  • Ideal for control panel branch circuit protection.
  • Used in industrial machinery and equipment.
  • Suitable for commercial building power distribution.
  • Protects motor circuits and lighting loads.

1E2UM FAQs

6 frequently asked questions generated from this part’s specifications.
What is the current rating of the 1E2UM circuit breaker?

The 1E2UM has a nominal current rating of 2A.

What is the voltage rating of the 1E2UM?

The 1E2UM is rated for 277V.

What type of circuit breaker is the 1E2UM?

The 1E2UM is a thermal magnetic circuit breaker.

What is the operating temperature range of the 1E2UM?

The 1E2UM operates from -25°C to 55°C.

What mounting type does the 1E2UM use?

The 1E2UM is designed for DIN Rail mounting.

What approvals does the 1E2UM have?

The 1E2UM is CSA and UL508 approved.

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