Stop/Start UPS and Operating the External Service Bypass
Action
1.Set the input switch (Q001) to position 1
2.Wait 5 sec. Open the front door of the UPS and press the green ON key
3.Press 
on the keyboard
4. | Press | or | on the keyboard until |
5. | Press | on the keyboard | |
6.Press 
on the keyboard
7.Check light indication on the bypass panel
8.Set the output switch (Q002) to position 1
9.Set the bypass switch (Q003) to position 0
10.Press 
on the keyboard
11.Press 
or 
on the keyboard until
12. Press | on the keyboard |
13.Press 
on the keyboard
14.Press 
on the keyboard
15. Press | on the keyboard |
Display shows
**System OFF**
Normal operation
load power 0%
Bypass operation
: NO
Bypass operation
: YES
Lamp indication on Bypass Panel
Green light (H002) above the output switch handle (Q002) lights up
Green light (H003) above the bypass switch handle (Q003) lights up
Only the light (H003) above the bypass switch handle (Q003) is now on
Display shows
Bypass operation
: YES
Bypass operation
: NO
Normal operation
load power 0%
All lights on the bypass panel switched off
NOTICE!
If battery has been disconnected, please refer to section 2.4.1 UPS
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User Guide APC Silcon 480kW 400V UPS | 11 |