American Power Conversion 60-80kW 208/480V manual Acoustic alarm sounds for 30 secs

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Stop/Start UPS and Operating the External Service Bypass

Action

Steps 1-4 apply to all the parallel systems. Note that this will switch all systems into bypass operation

1.

Press

on the keyboard

Display shows

 

2.

Press

or

on the keyboard until

Bypass operation

 

 

 

 

: NO

3.

Press

on the keyboard

Bypass operation

 

 

 

 

: YES

4.

Press

on the keyboard

 

All systems switch to bypass operation

Do not switch off any of the UPS systems until steps 5-8 have been completed

5.Check light indication on the bypass panel

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

7.Set the output switch (Q004) to position 0

8.Set all output switches (Q002) to position 0

9.Open the front door of any one system and press the red OFF button

The acoustic alarm sounds for 30 secs* Repeat for (all) other system(s)

10.Set all input switches (Q001) to position 0

The red alarm LED below the display lights up and

the acoustic alarm sounds for 30 secs*

*Reset the acoustic alarm by pressing thekey.

Bypass operation

Lamp indication on Bypass Panel

Green light (H003) above the bypass switch handle (Q003) lights up

Green light (H004) above the output switch handle (Q004) and green lights (H002) above the output switch handles (Q002) light up

H003 switches off

H002 and H004 still on

H002 and H004 still on

Display shows

**System OFF**

 

990-4035

 

 

User Guide APC Silcon 60-80kW 208V/480V UPS

13

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Contents Copyright 2000 APC Denmark ApS APC Silcon 60-80kW 208/480V UPS User GuideUser Guide APC Silcon 60-80kW 208V/480V UPS Safety Symbols used in this manualThank You Contents Introduction IntroductionDisplay Unit Stop UPS for stand-by Stop/Start UPS and Operating the External Service BypassStart UPS from stand-by Switching off the UPS Stop UPS for complete power downUPS start-up Start UPS from complete power downSystem start-up now completed Bypassing the Single System UPS Operating the External Service Bypass Switch single systemsUPS YES Bypassing the Parallel UPS System All UPSs Acoustic alarm sounds for 30 secs Stop/Start UPS and Operating the External Service Bypass Set input switches Q001 to position Isolating one UPS in a Parallel/Redundant System Stop/Start UPS and Operating the External Service Bypass Operation OperationKeyboard Batt. load Batt. tank Display of Measured ValuesEconomy Mode Using the Remote DisplayParameter Settings Parameter SettingsParameter Settings Programming Keys Switching to Bypass OperationProgramming Example Load power xx% Alarms and Events Alarms and EventsDisplaying the Alarm Stack Mode CommentsAlarms Description Action Possible AlarmsUnlock Rectifying Alarm Messages Correction of false alarm situations during service Parallel Operation AlarmsMaintenance & Testing Maintenance & TestingBattery Monitoring Test Battery Capacity TestUntil Warranty WarrantyAPC Silcon UPS Limited Factory Warranty How to Contact APC How to Contact APCAPC Corporate APC DenmarkUser Guide APC Silcon 60-80kW 208V/480V UPS User Guide APC Silcon 60-80kW 208V/480V UPS