Stop/Start UPS and Operating the External Service Bypass

2.5Operating the External Service Bypass Switch (single systems)

2.5.1 Bypassing the Single System UPS

Mains

Load

Service Bypass

Switch

APC Silcon

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 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 green ON and the red OFF button simultaneously

The acoustic alarm sounds for 30 seconds*

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

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

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

**System OFF**

 

990-4055

 

 

User Guide APC Silcon 120-160kW 400V UPS

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APC 2AP9604S manual Operating the External Service Bypass Switch single systems, Bypassing the Single System UPS