Delta Amplon Series - Page 28

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Amplon RT Series
8kVA/ 10kVA UPS Level 1 Level 2 Level 3 Level 4
Total Battery
Capacity
9~17Ah 17~20Ah 20~30Ah 27~40Ah
Charge Current 1.5A 2A 3A 4A
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External Battery Pack
1. To increase the battery backup time, you can connect several external
battery packs to the UPS.
2. Delta external battery pack is optional. Please refer to the Quick Guide,
User Manual or Installation & Operation Guide included in the package of
the external battery pack.
3. When connecting the external battery pack with the UPS, you must install
an appropriate non-fuse DC breaker or the fast-acting fuse that meets the
safety certication. Do not use an AC breaker.
4. The breaker must be a 2-pole non-fuse DC breaker with characteristics of
1-pole 250Vdc, 2-pole 500Vdc and 35kA (or above) DC breaking capacity.
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Battery/ Battery Pack Connection Warnings
1. Only use the same type of batteries from the same supplier. Never use old,
new and di󰀨erent Ah batteries at the same time.
2. The number of batteries must meet UPS requirements.
3. Do not connect the batteries in reverse.
4. Use the voltage meter to measure whether the total voltage, after battery
pack connection, is around 12.5Vdc × the total number of batteries.
NOTE :
1. Turn o󰀨 the UPS and cut o󰀨 the AC source before performing battery/
battery pack replacement.
2. A battery can present a risk of electric shock and high short-circuit
current.
3. Servicing of batteries and battery packs must be performed or
supervised by qualied service personnel knowledgeable in batteries,
battery packs and the required precautions. Keep unauthorized
personnel away from batteries and battery packs.