ROCKWELLMotor protection circuit breaker

140G-R12K3-E30

Name: 140G-R12K3-E30
Brand: ROCKWELL
SKU: 140G-R12K3-E30

The Allen-Bradley 140G-R12K3-E30 is a 3000A, 120kA at 480V molded case circuit breaker with an electronic trip unit LSIG-MM and 3 poles. It offers reliable protection and efficient operation for industrial applications.

Product Model140G-R12K3-E30

Product ID105923

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

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1. High Current RatingThe Allen-Bradley 140G-R12K3-E30 is rated for 3000A, making it suitable for high-current applications in industrial settings.
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2. Advanced Electronic Trip UnitEquipped with an LSIG-MM electronic trip unit, this breaker provides precise and reliable protection against overcurrents.
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3. High Breaking CapacityWith a breaking capacity of 120kA at 480V, this circuit breaker ensures it can handle high fault currents effectively.
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4. Durable ConstructionBuilt with a robust R frame design, the 140G-R12K3-E30 is engineered to withstand harsh industrial environments.
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Technical Specifications

Detailed engineering parameters based on manufacturer documentation

Specifications may be subject to change without notice

Parameter

Value

Parameter

Value

Adjustment Type

LSIG-MM

Certifications

UL Listed, CSA Certified, CE, CCC

Magnetic Trip

LSIG-MM

Protection

Electronic

Rating/Size

3000 A, R-Frame

Standards Compliance

UL489, CSA22.2 No. 5, IEC 60947-2