• A need for control and protection of motors is found in every sector: heating, ventilation, air conditioning in commercial buildings; pumps, compressors, conveyors, machines in industrial buildings, etc.
• Legrand motor protection circuit breakers, contactors and thermal relays provide a solution to all these applications.
• High performance, complementary functions, compactness, ease of mounting, variety of auxiliaries… all these qualities make them suitable for installation in distribution boards and control enclosures.

MPX³ motor protection circuit breakers up to 100 A

With just 4 case sizes, the MPX³ range of circuit breakers offers uncompromising performance and functionality for protecting motors up to 100 A, all in a compact space:

• high breaking capacity and type 2 coordination for optimum level of service, tripping class 10, sensitivity to phase loss, etc.

Auxiliaries and accessories for greater flexibility

Whatever your installation specifications, you will always find a solution thanks to the wide range of auxiliaries and accessories dedicated to MPX³ circuit breakers:

• Supply busbars and terminals for connecting circuit breakers in parallel
• Rotary handle for mounting on door
• IP65 case with black or yellow and red rotary handle
• Front or side mounting auxiliary contacts
• Shunt trips and undervoltage releases