140U-D6D3-C15 | Allen Bradley Molded Case Circuit Breaker

Description 

The Allen-Bradley 140U-D6D3-C15 is a Molded Case Circuit Breaker designed to protect electrical circuits from overloads and short circuits. It provides reliable, adjustable protection and is suitable for industrial applications, offering both manual and thermal magnetic tripping mechanisms for enhanced safety.

Technical Specifications 

Information About 140U-D6D3-C15

The Allen-Bradley 140U-D6D3-C15 is a Molded Case Circuit Breaker (MCCB) designed for use in industrial electrical distribution systems. It provides protection to circuits and electrical equipment by automatically interrupting the current flow in the event of an overload or short circuit. The 140U-D6D3-C15 is part of the Allen-Bradley 140U series, which offers versatile, reliable, and adjustable circuit protection to meet various application requirements.

Key Features and Specifications:

• Model: 140U-D6D3-C15
• Type: Molded Case Circuit Breaker (MCCB)
• Current Rating: 6 to 25 Amps (adjustable), providing flexibility for different circuit protection needs
• Interrupting Rating:
  • 25 kA at 480V AC
  • Provides high fault current interruption capacity to protect against large electrical faults
• Voltage Rating:
  • 480V AC
  • Designed to handle standard industrial voltage levels
• Tripping Mechanism:
  • Thermal-Magnetic Trip: Combines both thermal protection for overloads and magnetic protection for short circuits, providing reliable and quick response to both types of faults
• Frame Size:
  • Frame Type: D-frame, compact and efficient for space-saving installation
  • Compact Design: Enables use in a variety of panel sizes and environments
• Operating Environment:
  • Operating Temperature: -10°C to 60°C (14°F to 140°F)
  • Environmental Protection: Suitable for general industrial environments
• Mounting:
  • Designed for panel mounting, providing easy integration into existing electrical systems
• UL Listing:
  • UL 489 compliant, ensuring the breaker meets industry safety standards
  • CSA Certified for use in Canada
• Additional Features:
  • Adjustable Trip Settings: Allows flexibility in configuring the circuit breaker to meet specific load protection requirements
  • Manual Reset: After tripping, the breaker must be manually reset to resume operation

Applications:

• Industrial Electrical Distribution: Ideal for protecting circuits in industrial machinery, motors, and general equipment
• Control Panels: Used in electrical panels to protect against overloads and short circuits in various control and automation systems
• Power Distribution: Provides safe, reliable circuit protection in power distribution systems across manufacturing, processing, and energy sectors

Benefits:

• Reliable Circuit Protection: Provides effective protection from electrical faults like overloads and short circuits
• Adjustable Protection: Offers adjustable settings to cater to specific application requirements, reducing unnecessary trips
• Compact Design: Saves space in panels, making it suitable for installations where space is limited
• Easy Maintenance: The manual reset feature and thermal-magnetic trip mechanism offer a straightforward and easy-to-maintain solution
• Industry-Compliant: Meets UL and CSA standards, ensuring reliability and safety in industrial environments

The 140U-D6D3-C15 Molded Case Circuit Breaker is a key component for ensuring safe and reliable operation in industrial electrical systems, providing high protection against both overloads and short circuits in a compact and efficient design.