Delta HPH-100K, User Manual, Page: 52 / 80

4 8
Ultron HPH Series UPS
2. Charge Current
UPS Default Minimum Maximum
60kVA 10A 2A
10A (can be expanded to 20A according to
customer’s requirement)
80kVA 15A 2A 20A
100kVA
20A 2A
20A (can be expanded to 40A according to
customer’s requirement)
120kVA
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NOTE:
1. You can adjust the charge current from 2A to the maximum. Each adjustment
level is 0.5A.
2. If you need to modify the charge current default setting and low battery
shutdown default setting, please contact your local dealer or service
personnel.
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y
Only use the same type of batteries from the same supplier. Never use old, new and dif-
ferent Ah batteries at the same time.
y
The number of batteries must meet UPS requirements.
y
Do not connect the batteries in reverse.
y
Use the voltage meter to measure whether the total voltage, after the external battery
cabinet connection, is around 12.5Vdc × the total number of batteries.
y
To extend battery backup time, you can connect several external battery cabinets to the
UPS. Please note that the number of the batteries in each paralleled external battery
cabinet must be the same.
y
The default number of batteries is 40 pcs of 12V batteries connected in string, and you
should connect the external battery cabinet’s neutral to the middle 20
th
and 21
st
batteries.
You should use three cables to connect the external battery cabinet with the ‘+’, ‘-’ and ‘N’
terminals marked on the UPS. Please refer to
Figure 6-17 .