4 Check and start operation
4-2 Start and stop procedures and basic operation
S8BA-24D24D
□□□
LF
56
■
Input and output voltage time chart when shifting to backup operation
Explains the operation when shifting to backup operation due to power failure or input
voltage drop.
<4ms
<4ms
When high voltage sensitivity is set
*
When standard voltage sensitivity is set*
When low voltage sensitivity is set*
Input voltage
<4ms
power failure or input voltage drop
DC24V
DC21.6V
（
-10%
）
DC20.4V
（
-15%
）
DC19.8V
（
-17.5%
）
DC voltage
（
Factory default
）
<Measurement condition>
Switching power supply
：
S8VK-G48024
UPS
：
S8BA-24D24D240LF
Load
：
Rated load
When power failure occurs on the AC input side of the switching power supply
*For details, see “4-4 UPS operation mode settings ” , “Input sensitivity setting”
