American Power Conversion 240-320kW 480V Manuel d'utilisateur télécharger pdf (Page 9)

Stop/Start UPS and Operating the External Service Bypass

990-4039

User Guide APC Silcon 240-320kW 480V UPS 9

2.5 Operating the External Service Bypass Switch (single systems)

2.5.1 Bypassing the Single System UPS

APC Silcon

UPS

Load

Service Bypass

Switch

APC Silcon

UPS

Load

Service Bypass

Switch

Utility

Utility 2

Single Utility

Dual Utility

Utility 1

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 light indication on the bypass panel

6. Set the external bypass switch (Q003) to position 1

7. Set the output switch (Q002) to position 0

8. Open the front door and press the red OFF button.

The acoustic alarm sounds for 30 seconds*

9. Set the input switch (Q001) to position 0.

Set the bypass input switch (Q010) to position 0 (dual

utility).

The red alarm LED below the display lights up and

the acoustic alarm sounds for 30 seconds*

*Use the key to reset the acoustic alarm

Display shows

Bypass operation

: NO

**System OFF**

Bypass operation

: YES

Lamp indication on

Bypass Panel

Green light (H003)

above the bypass switch

handle (Q003) lights up

Green light (H002)

above the output switch

handle (Q002) lights up

Only the light (H002)

above the output switch

handle (Q002) is now on

Display shows

1 2 3 4 5 6 7 8 9 10 11 12 13 14 ... 30 31

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American Power Conversion 240-320kW 480V Manuel d'utilisateur Page 9

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