Santak Castle On-Line Series User Manual page 39

Fail to
Light
circularly
transfer to
online
mode
Battery
--
LED
indictor
light
circularly
Emergency
supply
period
shorter
than
nominal
value
Bypass
Light
circularly
LED
indicator
light
circularly
Phase and neutral
conductor at input of
31 UPS system are
reversed
04/06/07 Input
voltage/frequency/earth
connection abnormal
0b Battery voltage is low
Batteries not fully
charged
Output overload
Battery defect
08 Bypass abnormal
- 32 -
Rotate mains
power socket by
180° or connect
UPS system.
Check whether
input
voltage/frequency
is abnormal, or
earth connect
correctly.
When audible
alarm sounding
every second,
battery is almost
empty.
Charge the
batteries until the
Batteries are fully
charged
Check the loads
and remove
some non-critical
loads.
Check whether
some loads are
failed.
Change the
batteries or
consult your
dealer.
Check whether
bypass switch is
turn to ON
position.