SHENZHEN CENTER POWER TECH CO., LTD
Address: Rooms 9-12, 7F, Block B, Building 7, Zone 2, Shenzhen Bay Technological and
Ecological Park, Nanshan District, Shenzhen, China
Tel: 0755-66851118 Fax: 0755-66850678 Email: sales@vision-batt.com
Green Our Earth Power Your Vision
11.2.3 Routine maintenance
Table 11.2-5 Maintenance
Connection of power cable
Check whether there is mechanical damage on the power cable; If the insulation wrapping of
the terminal is falling off. If there is, it must be repaired or replaced.
If the connection is loose, re-tighten it with standard torque.
Check whether any screw is loose; whether there is color change in wiring copper bar.
Connection of
communication terminal
Check whether the parallel communication network cable is loose. Please tighten it again with
a screwdriver.
Check whether there is any peeling or color change on communication cable. If so, it must be
replaced.
Check whether there is noise, fan clog or mechanical defect of the fan blade during operation.
If so, replace the fan.
Check whether the front and back doors of the cabinet and modules are attached with dust.
Please clean the outlet and the CBMS panel in time.
Once every six months to
one year
Check the monitor LCD panel for any abnormal faults.
Expert users check whether all parameters are normal when the system is working (total
voltage, insulation, etc.).
Check whether the main components of the system are normal: the mechanical closure of
circuit breaker switch works; the contactor is in good mechanical condition (including auxiliary
switch), etc.
Check whether the inlet and outlet ventilation duct of the system is normal and clean it in time.
Charge and discharge
maintenance
Check whether SOC and SOH status of lithium battery system are normal, light load or shallow
discharge and charge. Shallow discharge DOD: 10% is recommended. Check whether
charging and discharging current and voltage collected by the system are consistent.
Take good protective measures during maintenance. Wear insulating
gloves and use insulating metal tools.
At the end of maintenance, ensure the restoration of the objects that need
to be removed, and ensure that all screws are fastened in place.