Omron S8BA-24D24D480SBF, User Manual

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1 Overview of the product
S8BA-series Uninterruptible Power Supply (UPS) User’s Manual (U726)
1
1-2 Specifications
Description Capacity 480 W 960 W
DC input Rated input voltage 24 VDC
Input voltage range 23 to 28 VDC
Input maxi-
mum current for rated input voltage
for rated loads connected 21.5 A 43.5 A
Input terminal Push-in terminal block
Input protection Fuse (cannot be replaced by the customer)
Input protection capacity 30 A 60 A
DC output Rated cur-
rent for rated output voltage 20 A 40 A
Switching time Uninterrupted
Output volt-
age Normal operation Input voltage through output 22 to 30 VDC
Backup operation 21 to 28 V (the voltage cannot be adjusted)
Output terminal Push-in positive terminal block
Overload
protection Warning display
• UPS output will continue
through bypass [during
normal operation]
• UPS output will continue
through battery [during
backup operation]
101% or more
Output stopped by over-
load protection
• Stop output [during nor-
mal operation]
• The internal power sup-
ply to the UPS will stop
after 10 sec. [during
backup operation]
111% or more
Warning display cancella-
tion
(During normal operation,
during backup operation)
93% or more
Battery unit Type Lithium-ion battery
Rated voltage 25.2 VDC
Rated capacity 3900 mAh 7800 mAh
Battery life expectancy 10 years (25°C), 6.7 years (35°C), 3.7 years (45°C), 1.9 years
(55°C)
Replacement by user Yes (Hot swapping)
Battery Life Counter Function Yes
Charging time
8 hours (90%)
*1
Backup time (25°C, initial characteristics) 6 min. (constant power rated load)
The backup time can be set from the mode selection / backup
operation time selection switch, or the shutdown software.