Maintenance and modification
Only personnel authorized by ATESS can maintain and modify the PBD. To ensure personal safety, please
use only the original components provided by the manufacturer. Otherwise there will be no guarantee on
compliance with relevant certification standards in terms of electrical safety, EMC, etc.
Function and safety parameters
Do not change the parameters of PBD without the authorization of the local power supply company or
without the instruction of ATESS. Unauthorized change of functional safety parameters may cause injury
and damage to personnel or PBD, in which case, ATESS will not provide warranty services.
CAUTION!
1. After power on, wait for 5 minutes to confirm safety before carrying out maintenance
work.
2. Use multimeter to measure, ensure the safety before disassembling.
9.1.2
R
e
pla
ce the dus
t scr
ee
n
During the use of inverter, the dust on the top shall be cleaned regularly, and the dust screen at the air inlet
shall be cleaned or replaced. During the replacement of the dust screen, the inverter shall be powered off.
Replacement method of dust screen: The dust-proof filter cotton on the door panel can be directly pulled
up for cleaning and replacement.
In order to ensure the normal operation of inverter, it is necessary to clean the dust screen
regularly.
Maintenance item
Read data from data logger
clean heat sink of the power module
Check the dust, moisture or condensation inside the cabinet
Check the cable connections, and fix the screw if necessary
Check the warning label, add or replace some if necessary
Manual checks AC and DC circuit breakers
Check that the emergency stop button,
and the LCD stop function
Check if there is abnormal sound when inverter is operating
Check if the battery is abnormal, bulging or smoking
Cycle
every month
every month
every month
every month
every month
every month
every month
every week
every day
Figure7-2 Routine maintenance work
9
.
1.
3
Reg
ul
ar mai
nte
n
a
nc
e
In order to ensure the normal operation of the PBD, regular maintenance work is required.
Recommended routine maintenance cycle and work, as shown in Table 7-2.
CAUTION!
All maintenance operations must be carried out in the condition that DC side of the PBD,
corresponding switch of battery and PV moduel are all disconnected. Maintenance must
be proceeded only after AC and DC disconnected for at least 5 minutes, in order to
avoid electric shock!
9.2 Waste disposal
PBD will not cause environmental pollution, since the all the components meet the requirements
of environmental protection. According to environmental protection requirements, user shall
dispose the inverter in accordance with the relevant laws and regulations.
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