Sungrow ST2752UX, Инструкция по эксплуатации и обслуживанию

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Maintenance performed once every six months
Inspection item Inspection method
Ambient temperature and
humidity inspection
• Check whether the temperature in the ambient
temperature record is within the operating range.
• Check whether the humidity in the ambient humidity
record is within the operating range.
Function inspection
• Check the operating status of the DC contactor: Send
the Start/Stop command in the power-off status and
check whether the system works properly.
• Measure whether the 24V output voltage is within the
range in the specification.
• Check whether the current, voltage and temperature
in the operation record of the battery cluster are
within the operating ranges.
3.5.2 Maintenance Precautions
For safe and efficient maintenance of the system, maintenance personnel must carefully
read and observe the following safety requirements:
1 Have the electrician certificate issued by the Work Safety Supervision Bureau, and
receive professional training before assuming their work.
2 Follow relevant safety precautions, use necessary tools, and wear personal protective
equipment.
3 Do not wear metal accessories such as jewelry or watches.
4 Never touch the high-voltage positive and negative electrodes of the energy storage
system by both hands at the same time under all circumstances.
5 Prior to the maintenance of the energy storage system, disconnect all high-voltage and
low-voltage switches.
6 Do not clean this product directly with water. If necessary, use the vacuum cleaner to
clean it.
7 Plug and remove cables in accordance with the specifications, without brute force or
violent operation.
8 After maintenance is completed, clean tools and materials in time and check whether
there are metal objects left inside or at the top of the product.
9 In case of any doubt on operation and maintenance of this product, contact the
Customer Service Center of SUNGROW instead of operation without permission.
3.5.3 Maintenance
1 Operating temperature: The working temperature should be kept between 0 ℃ ~45 ℃ .
The temperature charging and discharging should be 15 ℃ to 30 ℃ and typically 25 ℃ .
Operation & Maintenance Instruction 3 Routine Maintenance