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Allen Bradley 140M-C2E-B40  Circuit Breakers

Brand/Manufacturer: Allen-Bradley

Order Number: 140M-C2E-B40 

Type: Circuit Breakers

Country of Origin: USA

Condition: Original Brand

Lead Time: Available in stock

Payment Term: 100% TT In Advance

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Description

The Allen Bradley 140M-C2E-B40, also cataloged as the 140MC2EB40 Circuit breaker, operates as a dedicated hardware component for motor protection within 140M adjustable motor protection system platforms.

Hardware Specifications

Parameter Specification
Model 140M-C2E-B40
Brand Allen Bradley
Origin USA / Authorized Manufacturing Facility
Weight 0.75 lbs
Dimensions C frame modular form factor
Operating Temp Industrial standard temperature range
Power Consumption Passive electromechanical switching device
Current Range 2.5 to 4 A range (32 A rating structure)
Poles 3
Frequency 50/60 Hz
Mounting Style DIN-rail mount
Break Type Normal break, Cat A

Profinet / EtherNet/IP Deterministic Networks and Bus Communication

The 140M-C2E-B40 provides direct electromechanical execution for motor branch circuit protection through an adjustable thermal and fixed magnetic tripping mechanism. Backplane bus communication velocities and firmware flash compatibility do not apply directly to this electromechanical circuit breaker, but it integrates seamlessly into coordinated motor control assemblies. DIN-rail mounting stability ensures secure physical alignment alongside automated control network hardware, while the 3-pole configuration handles 50/60 Hz power distribution reliably under standard industrial operating profiles.

Frequently Asked Questions

Q: What is the current adjustment range for the 140M-C2E-B40 circuit breaker?

A: The unit features an adjustable thermal current range from 2.5 to 4 A.

Q: How is this motor protection circuit breaker mounted in an enclosure?

A: It is designed for standard DIN-rail mounting installation within industrial control panels.

Q: What type of trip mechanism does this breaker utilize?

A: It utilizes an adjustable thermal and fixed magnetic trip mechanism with a normal break configuration.

Field Installation Guidelines

  1. Ensure all upstream power feeds are completely de-energized, locked out, and tagged out in accordance with electrical safety standards before handling.
  2. Mount the 140M-C2E-B40 securely onto a standard 35 mm DIN-rail, ensuring proper latching and mechanical stability.
  3. Terminate line and load power cables to the 3-pole terminals, applying proper torque specifications to prevent high-resistance connections.
  4. Verify correct setting of the adjustable thermal trip range (2.5 to 4 A) to match the connected motor full-load current.
  5. Close panel doors, restore power, and perform a manual trip test if required to verify mechanical operation.
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