Do not maintain batteries with power on. To power o the batteries before
performing operations such as checking and tightening screw torques, explain the
risks to the customer, obtain the customer's written consent, and take eective
preventive measures.
Exercise caution when moving batteries to prevent bumping and ensure personal
safety.
● Before installation, ensure that battery packs are stored indoors and that other
storage requirements specied in the user manual are met.
● Before installation, check the status of the battery packs. Do not use the
battery packs if the packing cases are exposed to rain, damaged, or deformed,
or if the battery packs leak or fall.
● Install battery packs within 24 hours after unpacking. If the battery packs
cannot be installed in time, place them in a dry indoor environment without
corrosive gases. Power on the ESS within 24 hours after installation. The
process from unpacking battery packs to powering on the system must be
completed within 72 hours.
● Do not install battery packs on rainy, snowy, or foggy days. Otherwise, the
battery packs may be eroded by water vapor or rain.
Procedure
Step 1 Check the battery pack status.
1. Ensure that the indicator on the front panel of the battery pack is
o.
2. Check the temperature of the copper bars and screws of the battery pack
using an infrared thermometer. If the temperature is too high, wait until the
battery pack cools down before proceeding to the next step.
3. If any irritating odor, leakage, bulging, or damage is present, contact service
engineers for handling.
4. If sparks or burn marks occur on the front panel or handles of the battery
pack, contact service engineers for handling.
5. If the battery pack appears normal and without irritating odor, remove the
faulty battery pack.
Step 2 Press to open the covers on both sides of the battery pack.
LUNA2000-200KWH-2H1 Smart String ESS
Maintenance Manual 4 Replacing a Battery Pack
Issue 02 (2023-02-28) Copyright © Huawei Digital Power Technologies Co., Ltd. 71
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