American Power Conversion 120-160kW manual Load power xx%

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Parameter Settings

To return to normal operation

	Action				Display shows
	6.	Press	to enter parameter stack
	7.	Press	or	until	Bypass operation
	7.	Press	or	until	: YES
					: YES
	8.	Press	until		Bypass operation
	8.	Press	until		: NO
					: NO
	9.	Press	to store
	10. Press		to exit		Normal operation
	10. Press		to exit		load power xx%
					load power xx%

Follow same procedure to program other parameters.

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24	User Guide APC Silcon 120-160kW 400V UPS

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Contents 120-160kW 400V UPS User Guide Copyright 2000 APC Denmark ApSSafety Symbols used in this manual User Guide APC Silcon 120-160kW 400V UPSThank 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 showsOperating the External Service Bypass Switch single systems Bypassing the Single System UPSBypass 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 Set input switches Q001 to position Press the green on button on all systemsPress On the keyboard Isolating one UPS in a Parallel/Redundant System Stop/Start UPS and Operating the External Service Bypass Operation OperationKeyboard Using the Remote Display Display of Measured ValuesBatt. load Batt. tank Economy Mode Parameter Settings Parameter SettingsParameter Settings Switching to Bypass Operation Programming KeysProgramming Example Load power xx% Alarms and Events Alarms and EventsDisplaying the Alarm Stack Mode CommentsPossible Alarms Alarms Description ActionDisplay will show invalid UPS data Rectifying Alarm Messages Parallel Operation AlarmsCorrection 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