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Growatt WIT 50-100K-US - Post-Installation Checks

Growatt WIT 50-100K-US
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46
6.6 Post-installation Checks
The following table lists the post-installation items to be checked:
Position
Item
Check item
Ground cable connected
to the chassis
Check the cable specifications; ensure that the cable has been
securely fastened
AC side
Ground cable on the AC
side
Check the cable specifications; ensure that the cable has been
securely fastened
Grid side
(-AE/-AU/-HE/-HU)
Check the cable specifications; ensure that the cable has been
securely fastened
Load side
Check the cable specifications; ensure that the cable has been
securely fastened
Waterproof silica gel
pad
No gap exists; the fireproof mud has been evenly applied
AC junction box cover
Install the cover after the items on the AC side are checked
PV side
Ground cable on the PV
side
Check the cable specifications; ensure that the cable has been
securely fastened
PV+/PV-
Check the cable specifications; ensure that the cable has been
securely fastened; confirm that the number of PV modules
matches the rated power
Battery side
Ground cable on the
battery side
Check the cable specifications; ensure that the cable has been
securely fastened
BAT+/BAT-
Ensure that the positive and negative terminals are connected
correctly and securely; the sealing rubber ring is properly seated
into the gland
BMS-AC
Ensure that the connection is correct and secured; the sealing
rubber ring is properly seated into the gland
Cable bundling
The cables are bundled in the specified position
Communication
terminals
BMS-COM
Ensure that the connection is correct and secured; the sealing
rubber ring is properly seated into the gland
COM1
Ensure that the connection is correct and secured; the sealing
rubber ring is properly seated into the gland
COM2
Ensure that the connection is correct and secured; the sealing
rubber ring is properly seated into the gland
USB
Ensure that the connection is correct and secured; the sealing
rubber ring is properly seated into the gland
DRMS
Ensure that the connection is correct and secured; the sealing
rubber ring is properly seated into the gland
Cover plate
Right cover plate
Reinstall the right cover plate after all the items are checked.

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