Stop/Start UPS and Operating the External Service Bypass

Action

1.Set the input switch (Q001) to position 1. If the system is energized by dual utility,

set the bypass input switch (Q010) 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

Display shows

**System OFF**

Normal operation

load power 0%

4.

Press

or

on the keyboard until

Bypass operation

: NO

 

 

 

 

5.

Press

on the keyboard

Bypass operation

: YES

 

 

 

 

6.

Press

on the keyboard

Lamp indication on

 

 

 

 

 

 

 

 

Bypass Panel

7.

Check light indication on the bypass panel

Green light (H002)

 

 

 

 

above the output switch

 

 

 

 

handle (Q002) lights up

8.

Set the output switch (Q002) to position 1

Green light (H003)

 

 

 

 

above the bypass switch

 

 

 

 

handle (Q003) lights up

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

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 start-up.

 

990-4039

 

 

User Guide APC Silcon 240-320kW 480V UPS

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American Power Conversion 240-320kW 480V manual System OFF Normal operation Load power 0%