WEG MPW18 & MPW40 Manual Motor Protectors
The WEG MPW18 and MPW40 are compact, robust manual motor protectors designed to meet IEC 60947 and UL 508 standards. This catalog provides detailed technical data, selection tables, accessories, and dimensional diagrams to help you choose and apply the right motor protection solution.
Key Points
- Motor protective circuit breakers up to 18 A (MPW18) and 40 A (MPW40)
- Designed with temperature compensation and phase-failure sensitivity
- Meets IEC 60947 and UL 508 international standards for safety and reliability
- Thermal-magnetic and magnetic-only models available for short-circuit and overload protection
- Compatible with a full range of accessories: auxiliary contacts, trip signaling blocks, undervoltage releases, rotary handles, and enclosures
- Includes technical data, short-circuit breaking capacities, characteristic curves, and wiring diagrams