Altivar 61 is a dedicated variable frequency drive series from Schneider Electric for fan and pump loads. This 30kW unit features quadratic torque control to cut energy consumption for marine ventilation fans and bilge water pumps. It integrates complete protective functions against dry running, overheating, grid voltage fluctuation and short circuit, perfectly adapting to harsh marine engine room conditions. The detachable digital keypad supports local speed regulation and fault diagnosis, while Modbus communication enables remote data monitoring via vessel central control PLC. Equipped with an independent cooling fan system, it guarantees stable 24-hour continuous operation, widely adopted as standard maintenance spare parts for marine HVAC and water supply systems.
