Notes - Alpha ESS STORION-T50 Operation & Maintenance Manual

ROUTINE MAINTENANCE
Check if communication
PCS
is normal
communication
Check the internal
temperature of the
PCS internal
PCS, including battery
temperature
temperature and
module temperature
PCS working
Work status, view
status
history
Read error messages
PCS fault
and warnings, export
record
failure records
Visually check the AC
PCS AC switch
switch
PCS fan Visually check the fan
Check the PCS
startstop, switch
control and other
functions, the control
Function test
function should be
normal.
Check DC side
over/under voltage,
over current, short
circuit, grounding
protection, and AC
side over/under
Protective
function voltage, over current,
overload, over
temperature,
three-phase unbalance
and other protection
functions
The monitoring
software can
communicate with
the PCS, and the Once 6
status of the PCS can months
be displayed normally
in the monitoring
software
PCS has no abnormal Once 6
conditions months
Each PCS in the
monitoring software
Once 6
is in a normal
months
working state, no
fault state
The PCS changes
from a normal
working state to a
Once 6
fault state, and the months
records are exported
in the monitoring
screen
Once 6
AC switch is normal
months
Once 6
The fan is operating
months
normally
Once 2 years
Functioning normally
The protection
function should Once 2 years
operate normally
30 31
9.2.1.2 Power off inspection
When the equipment has been running for a certain period of time, it is necessary to
perform power outage maintenance on the equipment. Power outage maintenance
includes: power outage inspection, maintenance work, etc.
Check items
1.Battery
Check whether the
Connection
wiring harness between
between
batteries is tightly
batteries
locked
Connection Check whether the
between the wiring harness between
battery and the Battery and the
highvoltage highvoltage control box
control box is locked
Connection
Check whether the
between
wiring harness between
highvoltage
the highvoltage control
control box and
box and the junction
junction box
box is locked
Check whether the
wiring harness between
Connection
the combiner cabinet and
between
the PCS is locked and
junction box
whether the temperature
and PCS
is within the standard
range
Check whether the
connection terminal of
the battery power cable
Battery
is damaged, deformed,
connection
or has overheating
traces; whether the
battery terminal is
insulated and protected
Check whether the
connecting terminal of
the power line of the
highvoltage control box
High voltage
is damaged, deformed,
control box
and whether there are
connection
traces of overheating;
whether the terminal of
the high-voltage control
box is insulated and
protected
Inspection
Check content
requirements
All locked, not loose
All locked, not loose
All locked, not loose
All are locked, no
looseness. The marks
on all the power
connection screws
are not misaligned
The connection
terminal and the base
are normal, without
damage or
deformation, and no
traces of overheating;
All red and black
terminal Amphenol
connectors are
complete
The connection
terminal and the base
are normal, without
damage or
deformation, and no
traces of overheating;
All red and black
terminal Amphenol
connectors are
complete
ROUTINE MAINTENANCE
Time

Notes

Once 6
months
Once 6
months
Once 6
months
Once 6
months
Once 6
months
Once 6
months