SAJ Sunfree 4K User Manual
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Contents
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Sunfree Series- 20 -Chapter 5 Electrical Connection5.1 Safety Instruction for Hot-line JobElectrical connection must only be operated on by professional technicians. Pleasekeep in mind that the inverter is a bi-power supply equipment. Before connection,necessary protective equipment must be employed by technicians includinginsulating gloves, insulating shoes and safety helmet.DANGER· Dangerous to life due to potential fire or electricity shock.· When power-on, the equipment should in conformity with national rules and regulations.· The direct connection between the inverter and high voltage power systems must beoperated by qualified technicians in accordance with local and national power grid standardsand regulations.WARNING· When the photovoltaic array is exposed to light, it supplies a DC voltage to the inverter.NOTICE·Electrical connection should in conformity with proper stipulations, such as stipulations forcross-sectional area of conductors, fuse and ground protection.·The overvoltage category on DC input port is II,on AC output port is III. |
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