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GE manual Switch on the maintenance bypass Q2 I on each unit, = 70% LP 33 40kVA P1

Models: LP 33

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7.2.2Parallel UPS shutdown with load transfer on manual bypass (Q2)

The purpose of this procedure is to supply the load directly by mains through manual bypass Q2.

This procedure is normally performed when the UPS must be completely switched OFF for maintenance or service purpose, performed by an authorized Service Center.

1.Switch OFF the inverter on each unit entering the screen:

MENU/COMMAND MENU/INVERTER OFF

Attention: to switch OFF permanently the inverter the key Enter must be pressed 2 times.

The output will be supplied by the mains through all automatic bypass.

2.Switch ON the maintenance bypass Q2 (I) on each unit.

COMMAND MENU
INVERTER ON
INVERTER OFF	*

LP 33

40kVA P1

APPLICAT. ON UTILITY

= 70%

LP 33 40kVA P1

APPL. ON MANUAL DEV.

= 70%

3.Switch OFF the output switch Q1 (0) on each unit.

4.Perform the command total off on each unit.

5.Remove the battery fuses F5, F6, F7 (and eventual external fuses in case of external battery) on each unit.

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OPM_LPS_3UO_30K_40K_0US_V010.doc

Operating Manual LP 33 Series 30 & 40 kVA

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GE manual Switch on the maintenance bypass Q2 I on each unit, = 70% LP 33 40kVA P1

Contents

Manufactured by LP 33 SeriesModel Date of issue 01/01/2005 File nameRevision Identification No Copyright 2005 by GE Consumer & IndustrialDear Customer Parallel version secured with RPA Table of contents Only Condition Safety RulesGeneral Risk of electric shock PE Earth GND Ground Safety warningsGeneral Description IntroductionDescription Block Diagram and Main Elements DescriptionOperation Modes VFI Voltage Frequency Independent Mode operationThrough the automatic bypass Case of parallel systemAutomatic bypass operation Mains recovery operationManual bypass operation Mains failure operationWith redundant parallel system Parallel system for power capacity RPA Parallel SystemParallel system for redundancy Pay attention to the following recommendations UPS Paralleled on the Same BatteryRiazzino CH Made in Switzerland Service and Technical SupportRecycling AT the END of Service Life Layout LP 33 Series / 30 & 40 kVA LayoutControl Panel System HandlingQ1 UPS output switch Q2 Manual bypass switch Command Push Buttons and SwitchesDo not switch on Q1 and Q2 with Total offApplication on UPS LCD Screen2ms 2ms 5ms 10ms SW VersionAlarms list 4118 Code Alarm Meaning4130 41404530 Code Alarm Meaning 45204531 4563Messages list 4411 Code Message Meaning 43624500 45214603 Code Message Meaning 46024699 4763LP 33 Series Event report LP 33 SeriesMenu Screens Menu Reset Total OFFModem enabled = N Init=BEQV1X3&D0S0=2 Date and time setup = Day = MonthUser parameters screen Date and time set-upECO Mode can only be activated on single units Operation mode selection VFI Mode or ECO ModeECO Mode Telephone numbers set-upExample 2 ECO Mode Stop before ECO Mode Start Example 3 ECO Mode during the night and week-endD1 ÷ d7 Enabling time in function of weekdays ECO Start ECO Stop Operation Switch on the mains power at the input distribution panelStart-up of the LP 33 Series Executing Mainboard Self TestSwitch On the inverter entering the screen Switch On the output switch Q1 PosOperation mode selection Command MenuSwitch on the maintenance bypass Q2 Pos Switch OFF the inverter by entering the screenUPS shutdown with load transfer on manual bypass Q2 Enter must be pressed 2 timesInverter U1= Switch on the inverter by entering the screen Switch OFF the maintenance bypass Q2 PosStart-up following the operation on manual bypass Q2 TestComplete shutdown Udcp= Udcn= Ubp=0VCharge level Autonomy 0min Restore the command total off by entering the screen Restore to normal operation after total off= 0% LED TestRestore to normal operation after EPO Emergency Power Off Reset the UPS by entering the screenActivated Command Menu Inverter on Parallel System start-up of the LP 33 Series Procedures for Parallel System LP 33 SeriesSwitch on the output switch Q1 Pos. I on each unit 40kVA P1Udcp=215V Udcn=215V = 70% LP 33 40kVA P1 Switch on the maintenance bypass Q2 I on each unitSwitch OFF the inverter on each unit entering the screen Open the maintenance bypass switch Q2 Pos on each unit Start-up following the operation on maintenance bypass Q2Switch on the inverter on each unit entering the screen Udcp=215V Udcn=215V Ubp=164V Ubn=164V FWith purpose to separate one unit from the parallel system Shutdown of a single unit in a parallel systemU1= U2= U3= Frequency = 60.0Hz Synchronized Udcp= Udcn= Ubp=0VSwitch on the inverter of this unit entering the screen Switch on the output switch Q1 Pos. I on this unitStart-up an additional unit in a parallel system Executing MainboardComplete shutdown of a parallel system U2= U3= Frequency =Synchronized Udcp= Udcn= Ubp=0V Booster, inverter eand Static-Switch shutdown Reset total off of the parallel system40kVA P1 Menu Comandi Reset all UPS by entering the screenOptions General View OptionsGeneral Maintenance MaintenanceCooling FAN Maintenance Battery MaintenanceService Required Service RequiredDate Description Done by SitePro / Digital EnergyTM SG Series UPS