American Power Conversion 480kW 400V manual Switching from External Bypass to Normal UPS Operation

Models: 480kW 400V

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6.1.3.1 Switching from External Bypass to Normal UPS Operation

Options/Accessories

6.1.3.1 Switching from External Bypass to Normal UPS Operation

Action

1.Turn the input switch (Q002) to position ”0“

2.Open the UPS front door and press the green "ON” key

Display shows

** System OFF **

Normal operation

load power %

3. Press ** System OFF ** on the keyboard

4. Press Normal operation load power xx % or Manual background on the keyboard until

5. Press

on the keyboard

6.Press Manual background on the keyboard

7.Check lamp indication on the bypass panel

8.Turn the output switch (Q002) to position ”1“

9.Turn the bypass switch (Q003) to position ”0“

10.Press Manual background on the keyboard

11.Press Manual background or Manual background on the keyboard until

12. Press

on the keyboard

11.Press Manual background on the keyboard

11.Press Manual backgroundManual background on the keyboard

Bypass operation :NO

Bypass operation :YES

Lamp indication

on Servive Bypass Panel

The Green lamp (H002) above the output switch handle (Q002) lights

Now also the green lamp (H003) above the bypass switch handle (Q003) lights

Only the Green lamp (H003) above the bypass switch handle (Q003) lights

Display shows

Bypass operation :YES

Bypass operation :NO

Normal operation load power xx %

No lamps on the Service Bypass Panel light any longer

990-4059

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Installation Guide APC Silcon 480kW 400V UPS

Page 44
Image 44
American Power Conversion 480kW 400V manual Switching from External Bypass to Normal UPS Operation, Options/Accessories