Amplon RT Series
22
Battery
UPS
Charge
Voltage
Charge
Current
*1
Low Battery Shutdown
The Number of
Batteries
1kVA
27.3 ± 0.3Vdc
at 25
℃
1A
Back-up Time < 1 Hour, 10 ~ 100%
= 20.0V ± 3%
Back-up Time < 1 Hour, < 10%
= 21.2V ± 3%
Back-up Time > 1 Hour
= 21.6V ± 3%
12V
×
2 PCS
2kVA
54.6 ± 0.6Vdc
at 25
℃
1A
Back-up Time < 1 Hour, 10 ~ 100%
= 40.0V ± 3%
Back-up Time < 1 Hour, < 10%
= 42.4V ± 3%
Back-up Time > 1 Hour
= 43.2V ± 3%
12V
×
4 PCS
3kVA
81.9 ± 0.9Vdc
at 25
℃
1A
Back-up Time < 1 Hour, 10 ~ 100%
= 60.0V ± 3%
Back-up Time < 1 Hour, < 10%
= 63.6V ± 3%
Back-up Time > 1 Hour
= 64.8V ± 3%
12V
×
6 PCS
NOTE:
*
1
The charge current is shared by the internal and external batteries.
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 DC
breaker or fast-acting fuses that meets the safety certification. Do not use an AC breaker.
4. The breaker must be a 2-pole DC breaker with features of 2-pole 80Vdc and 7kA (or above) DC
breaking capacity.
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