ATV 31 is a variable frequency drive for three-phase squirrel cage induction motors. ATV 31 is reliable, compact and easy to use, and complies with EN 50178, IEC/EN 61800-2, IEC/EN 61800-3 standards, with UL/CSA certification and e mark. It integrates the functions suitable for most common applications, including: b material handling (small conveyors, elevators, etc.) b fillers and packaging machines b special machinery (mixers, agitators, textile machines, etc.) b pumps, compressors, fans, etc.