Suntrio Plus Series
-24-
Chapter 5 Electrical Connection
5.1 Safety Instruction for Hot-line Job
Electrical connection must only be operated on by professional technicians. Please
keep in mind that the inverter is a bi-power supply equipment. Before connection,
necessary protective equipment must be employed by technicians including
insulating gloves, insulating shoes and safety helmet.
DANGER
· Dangerous to life due to potential fire or electricity shock.
· When power-on, the equipment should be in conformity with national rules and
regulations.
· The direct connection between the converter and high voltage power systems must be
operated by qualified technicians in accordance with local and national power grid
standards and regulations.
WARNING
·W
hen the photovoltaic array is exposed to light, it supplies a d.c voltage to the inverter.
NOTICE
·Electrical connection should be in conformity with proper stipulations, such as
stipulations for cross-sectional area of conductors, fuse and ground protection.
·The overvoltage category on DC input port is II,and that on AC output port is III.
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