User Manual V1.5-2021-01-21 04 OTHER
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Maintaining Item Maintaining Method Maintaining Period
System Clean
Check the heat sink, air intake, and air
outlet for foreign matter or dust.
Once 6-12 months
DC Switch
Turn the DC switch on and o ten
consecutive times to make sure that it is
working properly.
Once a year
Electrical Connection
Check whether the cables are securely
connected. Check whether the cables are
broken, or whether there is any exposed
copper core.
Once 6-12 months
Sealing
Check whether all the terminals and ports
are properly sealed. Reseal the cable hole
if it is not sealed or too big.
Once a year
THDi Test
For Australia requirements, in the THDi
test, there should add Zref between
inverter and mains.
L:0.24 Ω + j0.15 Ω; N:0.16 Ω +j0.10 Ω
L:0.15 Ω + j0.15 Ω ; N:0.1 Ω + j0.1 Ω
As needed
Maintenance
Notice: If you need to repair or replace parts, contact the after sales service.
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