Maximum Charging Current
Maximum Charging Current 3:1 220 VDC UPS (16 battery blocks, average battery voltage 12VDC)
-
Load > 98%: Current = (108% - load%) x UPS Rating x 0.8 / average battery voltage
-
90% < Load < 98%: Current = 10% x UPS Rating x 0.8 / average battery voltage
-
Load < 90%: Current = (100% - load%) x UPS Rating x 0.8 / average battery voltage
| UPS rating | 10 kVA | 20 kVA | 30 kVA | 40 kVA | 50 kVA | 60 kVA | 80 kVA | 100 kVA | 120 kVA |
|---|---|---|---|---|---|---|---|---|---|
| 100% load |
3 |
7 |
10 |
13 |
17 |
20 |
27 |
33 |
40 |
|
98% |
4 |
8 |
13 |
17 |
21 |
25 |
33 |
42 |
50 |
|
90% |
4 |
8 |
13 |
17 |
21 |
25 |
33 |
42 |
50 |
|
80% |
8 |
17 |
25 |
33 |
42 |
50 |
67 |
70 |
70 |
|
70% |
13 |
25 |
38 |
50 |
63 |
70 |
70 |
70 |
70 |
|
60% |
17 |
33 |
50 |
67 |
70 |
70 |
70 |
70 |
70 |
| 50% load |
21 |
42 |
50 |
70 |
70 |
70 |
70 |
70 |
70 |
|
40% |
25 |
50 |
50 |
70 |
70 |
70 |
70 |
70 |
70 |
|
30% |
29 |
50 |
50 |
70 |
70 |
70 |
70 |
70 |
70 |
|
20% |
33 |
50 |
50 |
70 |
70 |
70 |
70 |
70 |
70 |
|
10% |
38 |
50 |
50 |
70 |
70 |
70 |
70 |
70 |
70 |
|
0% |
42 |
50 |
50 |
70 |
70 |
70 |
70 |
70 |
70 |
Maximum Charging Current 3:1 384 VDC UPS (29 battery blocks, average battery voltage 12VDC)
-
Load > 98%: Current = (108% - load%) x UPS Rating x 0.8 / average battery voltage
-
90% < Load < 98%: Current = 10% x UPS Rating x 0.8 / average battery voltage
-
Load < 90%: Current = (100% - load%) x UPS Rating x 0.8 / average battery voltage
| UPS rating | 10 kVA | 20 kVA | 30 kVA | 40 kVA | 60 kVA | 80 kVA |
|---|---|---|---|---|---|---|
| 100% load |
2 |
4 |
6 |
7 |
11 |
15 |
|
98% |
2 |
5 |
7 |
9 |
14 |
18 |
|
90% |
2 |
5 |
7 |
9 |
14 |
18 |
|
80% |
5 |
9 |
14 |
18 |
28 |
37 |
|
70% |
7 |
14 |
21 |
28 |
41 |
50 |
|
60% |
9 |
18 |
28 |
37 |
50 |
50 |
| 50% load |
11 |
23 |
34 |
46 |
50 |
50 |
|
40% |
14 |
28 |
41 |
50 |
50 |
50 |
|
30% |
16 |
32 |
48 |
50 |
50 |
50 |
|
20% |
18 |
37 |
50 |
50 |
50 |
50 |
|
10% |
21 |
41 |
50 |
50 |
50 |
50 |
|
0% |
23 |
46 |
50 |
50 |
50 |
50 |