Telemecanique LA9-D09970 Mechanical Contactor Interlock

Description:

The Telemecanique LA9D09970 Mechanical Contactor Interlock is used in industrial motor control systems to mechanically prevent two compatible contactors from closing simultaneously in reversing and changeover motor starter applications. Commonly installed in motor control centers (MCCs), conveyor systems, pumps, compressors, and industrial control panels. Maintenance teams, OEMs, and system integrators use this mechanical interlock for repair, replacement, retrofit, or industrial automation maintenance.

Applications:

The Telemecanique LA9D09970 Mechanical Contactor Interlock is commonly used in industrial facilities to provide safe mechanical interlocking between paired contactors in equipment such as conveyors, pumps, compressors, packaging machines, HVAC systems, material handling equipment, robotics, production lines, MCCs, and industrial control panels where dependable motor reversing, reliable machine control, process monitoring, and electrical interlocking are essential.

Technical Specifications:

• Manufacturer: Telemecanique (Schneider Electric)
• Model / Part Number: LA9D09970 (LA9-D09970)
• Product Type: Mechanical Contactor Interlock
• Product Series: TeSys D (LA9D)
• Accessory Category: Interlocking accessory
• Interlocking Type: Mechanical
• Material: High-strength engineering plastic (Black) with metal linkage components
• Function: Prevents simultaneous operation of two adjacent contactors in reversing or changeover applications
• Mounting: Direct mounting between two compatible TeSys D contactors
• Compatible Devices: TeSys D reversing contactor assemblies (LC1D and LP1D series, compatible frame sizes)
• Installation Position: Between side-by-side contactors
• Color: Black
• Standards: IEC 60947 series compatible accessory
• Compliance: REACH and RoHS compliant
• Application Environment: Industrial motor control, automation systems, reversing motor starters, and electrical control panels.

Common Replacements:

• Schneider Electric LA9D09970 Mechanical Contactor Interlock
• Siemens SIRIUS Mechanical Interlock for 3RT Contactors
• Allen-Bradley Bulletin 100-C Mechanical Interlock