This manual provides instructions for the installation, operation, maintenance, and inspection of Hitachi SJ700B series three-phase inverters.
The document serves as a comprehensive user guide for the Hitachi SJ700B series variable frequency drive (inverter). It covers essential topics including safety precautions regarding electrical hazards, proper installation environments, wiring requirements, and operational procedures. The manual emphasizes strict adherence to safety protocols to prevent injury or equipment damage during setup and usage. This manual is written in Chinese.
You must wait at least 10 minutes to ensure the DC bus voltage drops below 45V.
Only designated personnel are allowed; others should not touch the unit.