4 Maintenance and inspection
4-3 Measuring the backup time
BU5002R/BU3002R/BU3002RH
98
BU5002R
Backup time graph (initial value for a new product. Graph with properties at 25°C)
0
200
400
600
800
1000
Ba
c
k
u
p
t
ime
(m
in
)
0
500
1000
1500
2000
2500
3000
3500
4000
4500
Connection capacity (W)
One expansion battery unit
Two expansion battery units
Three expansion battery units
Backup time table Time unit: (min)
Connected capacity (W) 100 300 500 700 900 1000 1500 2000 2250 2500 3000 3500 4000 4200 4500
Backup
time
(min)
No expansion
battery unit
394 128 76
54
42
37
24
17
14 12.8 10.4 8.3 6.6 5.9
5
1 expansion
battery unit
2592 678 363 241 177 156 95
67
58
51
40
33
28
26
24
2 expansion
battery units
4334 1150 621 413 305 268 164 116 101 88
71
59
50
47
43
3 expansion
battery units
10902 2415 1198 755 535 463 265 178 152 131 102 84
74
70
66
* The maximum connection capacity when set to 100 V output is 2,250 W.
The maximum connected capacity of the UPS when using the standard AC input plug as
a product that has certified the UL standards is 4,200 W.