140M-C-UXK

Overview of Allen-Bradley 140M-C-UXK

The Allen-Bradley 140M-C-UXK is an undervoltage release accessory designed to work with the 140M series of motor protection circuit breakers and manual motor starters. It provides automatic tripping of the circuit breaker on undervoltage conditions, helping prevent motor damage and ensuring electrical system safety. This accessory mounts on the left side and is compatible with 24 V AC control voltage at 50 Hz.

Key Features of Allen-Bradley - 140M-C-UXK

• Undervoltage Release Function: Automatically trips the circuit breaker when voltage drops below a set threshold.
• Left-Side Mounting: Easy installation on the left side of compatible motor starters and breakers.
• Control Voltage: 24 V AC at 50 Hz for integration into standard control circuits.
• Compact Design: Adds 18 mm (0.71 in) width to the mounted device for space efficiency.
• Enhanced Motor Protection: Helps avoid motor stalls and damage due to undervoltage conditions.
• Standard Compliance: Meets relevant industry standards for electrical safety accessories.

Technical Specs of 140M-C-UXK

Applications / Use Case of Allen-Bradley 140M-C-UXK

The Allen-Bradley 140M-C-UXK is used alongside 140M motor protection devices to ensure motor safety by automatically disconnecting the motor during undervoltage events. It is commonly applied in industrial motor control centers and automation panels where voltage monitoring is critical for motor health and system reliability.