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MCCB 140G K FRAME 50kA 3P 400A Adjustable Thermal Magnetic Plug-In Design by Allen-Bradley

SKU: 140GK3F3D40MU
$2,289.20 List price: $2,852.60
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MCCB 140G K FRAME 50kA 3P 400A is an adjustable thermal magnetic circuit breaker designed for industrial and commercial electrical protection. With a high interrupting capacity of 50kA at 400V and a plug-in design for easy installation, it ensures reliable performance in power distribution systems. Ideal for licensed electricians, this breaker enhances safety and compliance with AS/NZS 3000 standards.

Alternatively Known As: Molded Case Circuit Breaker, MCCB 140G, Adjustable Thermal Magnetic Circuit Breaker

Technical Specifications
  • Rated Current: 400A
  • Poles: 3
  • Interrupting Capacity: 50kA at 400V
  • Trip Unit: Adjustable Thermal Magnetic
  • Mounting: Plug-in
  • Frame Type: 140G K Frame
  • Dimensions (H x L x W): 200mm x 120mm x 150mm
  • Weight: 10 kg
Key Features
  • Adjustable thermal magnetic trip unit for precise protection
  • Plug-in design for easy installation and replacement
  • High interrupting capacity of 50kA at 400V
  • Three-pole configuration for three-phase systems
Professional Installation Requirements
  • Installation must be performed by a licensed electrician to ensure compliance with electrical safety standards and proper operation.
Applications
  • Industrial electrical distribution panels
  • Commercial electrical installations
  • Motor control centers
  • Power distribution systems requiring high fault current protection
Standards & Compliance
  • Complies with AS/NZS 3000 – Wiring Rules (Electrical Installation)
Environmental Benefits
  • Helps prevent electrical faults and fires, enhancing safety and reducing environmental damage
  • Durable design reduces need for frequent replacements, minimizing waste
Warranty Information

Standard manufacturer warranty of 1 year against defects in materials and workmanship.

Available Now

The Allen-Bradley MCCB 140G K FRAME 50kA 3P 400A Adjustable Thermal Magnetic Plug-In Circuit Breaker is available for immediate purchase, ideal for industrial and commercial electrical protection applications.