1C20UM The Altech Corporation 1C20UM is a 1-pole thermal magnetic circuit breaker rated for 20A and 480V. It is designed for DIN rail mounting.
Mfr Part #:

1C20UM

Mfr Name: Altech Corporation
Altech Corporation
The Altech Corporation 1C20UM is a 1-pole thermal magnetic circuit breaker rated for 20A and 480V. It is designed for DIN rail mounting.
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1C20UM 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

1C20UM Description

Short technical summary and product information.

This Altech Corporation 1C20UM is a thermal magnetic circuit breaker with a 20A current rating and a 480V voltage rating. It features a single pole and a lever actuator for easy operation. The breaker is designed for DIN rail mounting, making it suitable for various industrial and control panel applications.

 

Key specifications include a short circuit withstand rating of 10kA, an operating temperature range of -25°C to 70°C, and a storage temperature range of -40°C to 70°C. The terminal size acceptability is 18-3 AWG for the top and 18-2 AWG for the bottom, with a terminal torque range of 2 Nm to 2.5 Nm. The degree of protection is IP20.

 

This circuit breaker is approved by CSA, UL508, and VDE, indicating its compliance with relevant safety and performance standards. Its thermal magnetic trip mechanism provides reliable protection for electrical circuits against overloads and short circuits.

1C20UM Quick Information

Product Type: Circuit Breaker
Canonical Name: Altech Corporation 1C20UM Thermal Magnetic Circuit Breaker
Subcategory: Manual Motor Controller

1C20UM Compliance

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

1C20UM Features

  • 20A current rating and 480V voltage rating.
  • 1-pole thermal magnetic circuit breaker.
  • DIN rail mountable for easy installation.
  • 10kA short circuit withstand rating.
  • CSA, UL508, and VDE approved.

1C20UM Applications

  • Suitable for AC motor starting.
  • Used in general AC applications.
  • Appropriate for AC resistance loads.
  • Can be used for AC discharge lamps.
  • Applicable for AC incandescent lamps.

1C20UM FAQs

7 frequently asked questions generated from this part’s specifications.
What is the current rating of the 1C20UM circuit breaker?

The 1C20UM is rated for 20A.

What is the voltage rating of the 1C20UM?

The 1C20UM is rated for 480V.

What type of circuit breaker is the 1C20UM?

The 1C20UM is a thermal magnetic circuit breaker.

How many poles does the 1C20UM have?

The 1C20UM has 1 pole.

What is the operating temperature range of the 1C20UM?

The operating temperature range is -25°C to 70°C.

What is the short circuit withstand rating of the 1C20UM?

The short circuit withstand rating is 10kA with UL-listed RK5 back-up fuse or MCCB.

What approvals does the 1C20UM hold?

The 1C20UM is approved by CSA, UL508, and VDE.

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