APC Smart-UPS VT - Manual (Page 32)

Maintenance – Parts Replacement
26 Smart-UPS® VT 10-40 kVA 400V, 208V, 200V – Operation 990-2282A-001
How to store the battery modules
The battery modules must be stored indoors and with their protective packaging still in place.
Stored batteries should be recharged at regular intervals depending on the storage temperature:
Caution: Do not store the batteries for more than 12 months.
Replaceable parts (only trained personnel).
Ambient temperature:
-15° to 40°C/5°F to 104°F
Relative Humidity:
25-85% Non-condensing
Storage place free from vibration,
dust, direct sunlight, and moisture.
Storage Temperature Recharge interval
-15° to 20°C/5°F to 68°F 9 months
20° to 30°C/68°F to 86°F 6 months
30° to 40°C/86°F to 104°F 3 months
Part APC Part No.
Battery Module SYBT4
Network Management Card with temperature sensor AP9619
Note
APC recommends that a whole battery module (four batteries) is replaced at the same time to
ensure optimal runtime. However, it is only necessary to replace two batteries at the same
time. See section How to replace and install a battery module, Directions for replacement.