Allen-Bradley DC-UPS - Page 10

10 Rockwell Automation Publication 1606-RM008A-EN-P - November 2021
DC-UPS - 24V, 20 A, 480 W Reference Manual
Figure 3 - Input Voltage Ranges
Figure 4 - Buffer Voltage Settings on the Front
Temporarily
allowed -
No Charging,
no Buffering
D: 26V
C: 25V
B: 24V
A: 22.5V
27V
26V
25V
23.5
V
30V30V30V30V30V
18V
35V
Buffer Voltage Settings
Four Ranges:
26V25V24V22.5V
Normal
Operating
Voltage
(4 Ranges)
Buffer
Voltage
Rated Input Voltage Range
Battery Mode
0V
DCBA
Range A
Range B
Range C
Range D