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Liebert UPS user manual
Table 8
Liebert PSI XR battery run times
Number of
Batteries
Internal Battery
Internal Battery
+ 1 External
Battery Cabinets
Internal Battery
+ 2 External
Battery Cabinets
Internal Battery
+ 3 External
Battery Cabinets
Internal Battery
+ 4 External
Battery Cabinets
Internal Battery
+ 5 External
Battery Cabinets
Internal Battery
+ 6 External
Battery Cabinets
Run times are in minutes, assume fully charged batteries and are typical at 77°F (25°C) with resistive loads.
Load %
1000VA
10
82
25
43
50
15
75
9
100
6
10
272
25
139
50
73
75
51
100
31
10
438
25
231
50
129
75
84
100
65
10
614
25
324
50
181
75
126
100
96
10
789
25
385
50
233
75
162
100
124
10
964
25
509
50
285
75
197
100
151
10
1140
25
601
50
336
75
233
100
179
1500VA
81
32
13
8
5
222
109
55
31
18
357
175
95
61
46
492
241
131
84
64
627
308
167
114
82
762
374
203
139
106
897
440
239
163
124
22
Specifications
2200VA
3000VA
76
75
32
32
14
13
8
8
5
5
161
142
80
70
45
31
25
17
15
12
241
205
128
106
67
56
47
31
29
18
322
267
170
139
95
73
62
50
48
31
483
329
255
171
143
95
100
62
72
47
564
392
298
204
167
113
116
74
84
56
644
454
341
236
191
131
133
85
102
65
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