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1Z40UM The 1Z40UM is a 40A, 1-pole thermal magnetic circuit breaker from Altech Corporation. It features a lever actuator and DIN rail mounting, with a voltage rating of 277V.
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1Z40UM

Mfr Name: Altech Corporation
Altech Corporation
The 1Z40UM is a 40A, 1-pole thermal magnetic circuit breaker from Altech Corporation. It features a lever actuator and DIN rail mounting, with a voltage rating of 277V.
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1Z40UM 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
SVHC Present
Voltage Rating
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1Z40UM Description

Short technical summary and product information.

The Altech 1Z40UM is a 40A, 1-pole thermal magnetic circuit breaker designed for overcurrent protection in industrial and commercial applications. It operates at a voltage rating of 277V and utilizes a thermal magnetic trip mechanism for reliable protection against overloads and short circuits. The breaker features a lever actuator for manual switching and is mounted on a standard DIN rail for easy installation in control panels. It is approved by CSA and UL508, ensuring compliance with North American safety standards. The compact single-pole design makes it suitable for branch circuit protection in lighting, motor, and distribution applications.

1Z40UM Quick Information

Product Type: Circuit Breaker
Canonical Name: 1Z40UM 40A 1-Pole Thermal Magnetic Circuit Breaker
Subcategory: Miniature Circuit Breaker

1Z40UM Compliance

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

1Z40UM Features

  • Rated for 40A continuous current.
  • Operates at 277V AC voltage.
  • Single-pole thermal magnetic protection.
  • Lever actuator for manual control.
  • DIN rail mountable design.

1Z40UM Applications

  • Used in industrial control panels.
  • Protects branch circuits in commercial buildings.
  • Suitable for motor and lighting circuits.
  • Ideal for supplementary protection in equipment.

1Z40UM FAQs

7 frequently asked questions generated from this part’s specifications.
What is the current rating of the 1Z40UM?

40A

What is the voltage rating of the 1Z40UM?

277V

What type of circuit breaker is the 1Z40UM?

Thermal magnetic

How many poles does the 1Z40UM have?

1 pole

What is the actuator type on the 1Z40UM?

Lever

What mounting type does the 1Z40UM use?

DIN Rail

What approvals does the 1Z40UM have?

CSA and UL508

1Z40UM Alternate Parts

Same form/fit/function or matching attribute configuration across different manufacturers.
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1E40UM
1E40UM
Altech Corporation
The Altech Corporation 1E40UM is a 1-pole, 40A thermal magnetic circuit breaker designed for DIN rail mounting. It features a voltage rating of 277V and is UL508 listed.
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