Allen-Bradley 140-S2-25 Contactor Relay Switch

Description:

The Allen-Bradley 140-S2-25 Contactor Relay Switch is a manual motor starter and contactor relay designed to provide motor switching, overload protection, and manual disconnect capabilities in industrial control systems. Commonly installed in motor control centers, conveyors, pumps, compressors, and industrial machinery where reliable motor control and circuit protection are required. Maintenance teams, electricians, and OEMs use this device for motor starting, equipment protection, and replacement of legacy motor control components.

Applications:

The Allen-Bradley 140-S2-25 Contactor Relay Switch is commonly used in industrial automation systems, HVAC equipment, material handling systems, and manufacturing machinery. The 140-S2-25 configuration is designed to manually start and stop three-phase motors while providing adjustable thermal overload protection to help prevent motor damage caused by overload or phase loss.

Technical Specifications:

• Manufacturer: Allen-Bradley / Rockwell Automation
• Model / Part Number: 140-S2-25
• Product Type: Manual Motor Starter / Contactor Relay Switch
• Series: Bulletin 140
• Number of Poles: 3
• Rated Operational Current: 25 A
• Maximum Operating Voltage: 600 VAC
• Motor Protection: Thermal Overload Protection
• Control Type: Manual ON/OFF Operation
• Trip Class: Adjustable Thermal Overload
• Mounting: DIN Rail or Panel Mount
• Auxiliary Contacts: Optional
• Enclosure Rating: Open Type (application dependent)
• Compatible Equipment: Motors, Pumps, Compressors, Conveyors, and Industrial Machinery
• Function: Motor switching and overload protection
• Application Environment: Industrial Motor Control and Automation Systems

Common Replacements:

• Allen-Bradley 140M-C2E-B25 Manual Motor Starter
• Allen-Bradley 140U Series Motor Protectors
• Schneider Electric GV2 Series Manual Motor Starter