Operation Safety; Maintenance Safety - Sungrow SH5T User Manual

3–phase hybrid inverter
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User Manual
1.4

Operation Safety

When routing cables, ensure a distance of at least 30 mm between the cables and
heat-generating components or areas to protect the insulation layer of cables from
aging and damage.
When the product is working:
Do not touch the product enclosure.
It is strictly forbidden to plug and unplug any connector on the inverter.
Do not touch any wiring terminal of the inverter. Otherwise, electric shock may
occur.
Do not disassemble any parts of the inverter. Otherwise, electric shock may
occur.
It is strictly forbidden to touch any hot parts of the inverter (such as the heat
sink). Otherwise, it may cause burns.
Do not connect or remove any battery. Otherwise, electric shock may occur.
Do not connect or remove any PV string or any PV module in a string. Other-
wise, electric shock may occur.
If the inverter is equipped with a DC switch, do not operate it. Otherwise, it may
cause device damage or personal injury.
1.5

Maintenance Safety

Risk of inverter damage or personal injury due to incorrect service!
Before maintenance, disconnect the AC circuit breaker on the grid side and
then the DC switch. If a fault that may cause personal injury or device damage
is found before maintenance, disconnect the AC circuit breaker and wait until
the night before operating the DC switch. Otherwise, a fire inside the product or
an explosion may occur, causing personal injuries.
After the inverter is powered off for, measure the voltage and current with pro-
fessional instrument. Only when there is no voltage nor current can operators
who wear protective equipment operate and maintain the inverter.
Even if the inverter is shut down, it may still be hot and cause burns. Wear pro-
tective gloves before operating the inverter after it cools down.
1 Safety Instructions
5

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