VM19 Mechanical Interlock for AF116-AF370 Contactor Frames, IEC and NEMA Compatible Control Accessory, Single Unit Grey Starter Replacement Part for AF Series Devices
✔️ Fits AF-Series contactors AF116 to AF370 frames; IEC NEMA grey
This VM19 mechanical interlock is a single-unit control accessory designed to prevent simultaneous closing of adjacent AF116 to AF370 frame contactors. It’s commonly installed in motor starters, control panels, and automation systems to improve safe sequencing.
✅ Type: Mechanical interlock for AF-Series contactors, IEC and NEMA compatible
✅ Compatible frames: AF116 to AF370, for same-size contactors
✅ Pack size: Single unit accessory, grey finish for control cabinets
✅ Part references: 804325903844, ABBVM19, VM19, cross-referenced replacement
✅ Application: Motor starters, changeover, control automation and starter accessories
💡 What is a mechanical interlock used for in contactor starter systems? Mechanical interlocks are handy safety accessories that stop two contactors from closing at the same time, preventing shorts or incorrect motor phasing. - Prevents simultaneous closure in changeover and reversing starters for motor control - Improves safety in control panels and starter assemblies for reliable sequencing - Works with AF-Series contactors to meet IEC/NEMA starter accessory needs