APC 480kW 400V Set input switches Q001 to position, Press the green on button on all systems

Page 16

Stop/Start UPS and Operating the External Service Bypass

Action

Display shows

 

1.Check that the output switch (Q004) is set to position 0

2.Check that all output switches (Q002) are set to position 1

3. Set input switches (Q001) to position 1

**System OFF**

4.Wait 10 secs.

Open the UPS front door and

press the green ON button on all systems

Normal operation

load power 0%

 

 

5. Press

on the keyboard

 

6.

Press

or

on the keyboard until

7.

Press

on the keyboard

8.Press on the keyboard

All systems switch to bypass operation

Note!

If Q002s are in position 0 off, only programmed systems will switch to bypass

9.Set the output switch (Q004) to position 1

10.Turn the bypass switch (Q003) to position 0

The following can be carried out on any UPS

11. Press

on the keyboard

12. Press

or

on the keyboard until

13. Press

on the keyboard

14. Press

on the keyboard

All the systems will transfer to normal operation

990-4041

Bypass operation

: NO

Bypass operation

: YES

Bypass operation

Lamp indication on Bypass Panel

H002 and H004 light up

Green light (H003) above bypass switch lights up

The green lamps (H002) and (H004) are switched off, but (H003) is lit until normal operation.

Display shows

Bypass operation

: YES

Bypass operation

: NO

Normal operation

load power 0%

No lamps on the bypass panel are lit

16

User Guide APC Silcon 480kW 400V UPS

Image 16
Contents 480kW 400V UPS User Guide Copyright 2000 APC Denmark ApSUser Guide APC Silcon 480kW 400V UPS Safety Symbols used in this manualThank You Contents Introduction IntroductionDisplay Unit Stop/Start UPS and Operating the External Service Bypass Normal operation Load power xx%Stop UPS for stand-by Start UPS from stand-byStop UPS for complete power down Switching off the UPSBlank Start UPS from complete power down UPS start-upSystem OFF Normal operation load power XX% Display showsBypassing the Single System UPS Operating the External Service Bypass Switch single systemsBypass operation Stop/Start UPS and Operating the External Service Bypass System OFF Normal operation Load power 0% Bypass operation Bypass operation Normal operation Load power 0%Bypassing the Parallel UPS System All UPSs Acoustic alarm sounds for 30 secs Stop/Start UPS and Operating the External Service Bypass Press the green on button on all systems Set input switches Q001 to positionPress On the keyboard Isolating one UPS in a Parallel/Redundant System Stop/Start UPS and Operating the External Service Bypass Operation OperationKeyboard Display of Measured Values Using the Remote DisplayBatt. load Batt. tank Economy Mode Parameter Settings Parameter SettingsParameter Settings Programming Keys Switching to Bypass OperationProgramming Example Load power xx% Alarms and Events Alarms and EventsDisplaying the Alarm Stack Mode CommentsPossible Alarms Alarms Description ActionDisplay will show invalid UPS data Parallel Operation Alarms Rectifying Alarm MessagesCorrection of false alarm situations during service Maintenance & Testing Maintenance & TestingBattery Monitoring Test Battery Capacity TestBattery capacity Test UntilTest Xxx Press Test PressWarranty WarrantyAPC Silcon UPS Limited Factory Warranty How to Contact APC How to Contact APCAPC Corporate APC Denmark