12
User Guide DP300E
7OA0001 GB rev.09
Warning:
If the UPS is out of service
for more than 8 days the
connected batteries might
be damaged. Refer to total
„Switching off“ as described
in the Installation Guide.
Service Bypass Switch
7.1
Operating the external service bypass switch
7.1.1
Bypassing the UPS
Action
1.
Press
on the keyboard
2.
Press
or
on the keyboard until
3.
Press
on the keyboard
4.
Press
on the keyboard
5.
Check lamp indication on the bypass panel
The Green lamp (H003)
above the bypass switch
handle (Q003) lights
6.
Turn the external bypass switch (Q003)
The Green lamp (H002)
to position „1“.
above the output switch
handle (Q002) lights
7.
Turn the output switch (Q002) to
Only the lamp (H002) above
position “0”.
the output switch handle
(Q002) lights now
8.
Open the front door and press both the green
„ON“ and the red „OFF“ key simultaneously
The acoustic alarm sounds for 30 secs.*
9.
Turn the input switch to position „0“.
The red alarm LED below the display lights and
the acoustic alarm sounds for 30 secs.
* The acoustic alarm can be reset by the
key
EMERGENCY (UPS not alive)
1.
Turn the input switch (Q001) to position „0“.
2.
Turn the output switch (Q002) to position „0“.
3.
Change released system input fuse(s), if any.
4.
Turn the bypass switch (Q003) to position „1“.
Bypass operation
: NO
Bypass operation
: YES
**System OFF**
Display shows
Lamp indication on
bypass panel
Display shows
7.0
Service bypass switch
DP
