44 | 9.0 Specications
Table 13: Operating Temperature Parameters
Ambient temperature +25°C to +30°C [+77°F to +86°F] +30°C to +35°C [+86°F to +95°F] +35°C to +40°C [+95°F to +104°F]
Maximum output power factor derating at
maximum load
100% to 93% 93% to 86% 86% to 79%
Table 14: S4K2U-C Battery Backup Times
Number of Batteries/Cabinets
Load % of
Capacity
Model Rating
700 VA 1000 VA 1500 VA 2000 VA 3000 VA
Backup Time in Minutes
Internal battery
10% 105 90 123 92 82
20% 61 37 52 38 38
30% 37 30 34 23 23
40% 32 23 23 16 16
50% 27 17 18 12 12
60% 22 14 14 9 9
70% 18 11 11 7 7
80% 15 9 9 5 5
90% 13 8 7 4 4
100% 11 7 6 3 3
Internal battery + 1 external battery cabinet
10% 426 332 335 303 224
20% 302 165 162 140 137
30% 163 137 129 96 95
40% 144 108 96 66 66
50% 125 92 72 49 49
60% 106 74 54 38 41
70% 94 61 46 33 34
80% 78 49 38 28 27
90% 69 40 34 23 23
100% 60 38 31 20 21
Internal battery + 2 external battery cabinets
10% 480 456 451 431 427
20% 433 331 318 207 202
30% 327 222 187 150 149
40% 265 166 151 124 124
50% 201 152 131 97 98
60% 164 137 107 75 76
70% 153 122 91 61 62
80% 142 105 74 50 50
90% 131 95 64 41 45
100% 120 79 53 38 41
Internal battery + 3 external battery cabinets
10% 480 480 480 455 452
20% 461 441 426 326 323
30% 438 336 312 197 196
40% 344 305 198 155 155
50% 322 209 160 136 136
60% 300 167 145 111 112
70% 213 157 130 96 98
80% 189 146 111 78 79
90% 163 135 99 68 70
100% 155 124 83 56 60
Internal battery + 4 external battery cabinets
10% 480 480 480 480 466
20% 480 459 446 424 421
30% 457 435 341 308 307
40% 441 339 309 192 192
50% 424 316 204 157 158
60% 336 221 164 142 143
70% 318 199 153 126 128
80% 301 166 141 107 109
90% 213 158 130 95 97
100% 197 149 112 79 81
Internal battery + 5 external battery cabinets
10% 480 480 480 480 480
20% 480 466 458 441 439
30% 464 446 432 333 332
40% 451 427 333 225 225
50% 438 341 306 188 190
60% 424 322 207 158 159
70% 343 303 167 145 147
80% 329 212 158 133 135
90% 315 193 148 120 122
100% 300 166 139 104 107
Internal battery + 6 external battery cabinets
10% 480 480 480 480 480
20% 480 480 467 452 450
30% 480 458 445 422 421
40% 462 442
422 319 319
50% 451 426 327 216 218
60% 440 342 304 185 188
70% 428 326 208 159 160
80% 370 309 184 148 149
90% 336 221 161 137 139
100% 324 204 153 126 129
NOTE: Run times in this table are approximate. They are based upon new, fully charged standard battery modules at a temperature of 25°C (77°F)
with 100% resistive UPS loading. Run times listed above can vary by +/-5% due to manufacturing variances of the individual batteries.
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