NEC EXPRESS800 - Manual (Page 38)

3-10 Planning Your System Rack Configuration
Table 3-5. Total Load Versus On-Battery Run Time
Total Load Run Time in
Minutes Total Load Run Time in
Minutes
50VA 297 600VA 54
75VA 258 700VA 44
100VA 228 800VA 36
150VA 183 900VA 31
200VA 152 1000VA 26
250VA 128 1200VA 20
300VA 110 1400VA 16
350VA 96 1600VA 13
400VA 84 2000VA 10
450VA 75 2200VA 8
500VA 67 2500VA 7
550VA 60 3000VA 5