F700: The frequency inverters of the FR-F700 series are a modern and intelligent drive solution that can easily be integrated into complex modern building services automation systems. The FR-F700 frequency inverter drives are particularly well suited for driving pumps and fans and for applications with reduced overloads, such as air-conditioning systems in building services and industry, ventilation and air extractions systems, drains systems, ground water pumps and heat pumps. Welcome to our website: for further information. Our mail address is szhaiyue at gmail dot com