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OPM_LPS_3UO_50K_60K_0US_V010.doc Operating Manual LP 33 Series 50 & 60 kVA

Table of contents Page

1 SAFETY RULES................................................................................................................................................ 6

2 INTRODUCTION............................................................................................................................................. 9

2.1 GENERAL DESCRIPTION......................................................................................................................................................................9

3 DESCRIPTION............................................................................................................................................... 10

3.1 BLOCK DIAGRAM AND MAIN ELEMENTS DESCRIPTION.................................................................................................... 10

3.2 OPERATION MODES........................................................................................................................................................................... 11

3.3 RPA PARALLEL SYSTEM.................................................................................................................................................................... 14

3.4 UPS PARALLELED ON THE SAME BATTERY.............................................................................................................................. 15

3.5 SERVICE AND TECHNICAL SUPPORT.......................................................................................................................................... 16

3.6 RECYCLING AT THE END OF SERVICE LIFE .............................................................................................................................. 17

4 LAYOUT......................................................................................................................................................... 18

4.1 LAYOUT LP 33 SERIES / 50 & 60 KVA......................................................................................................................................... 18

5 SYSTEM HANDLING..................................................................................................................................... 19

5.1 CONTROL PANEL ................................................................................................................................................................................ 19

5.2 COMMAND PUSH BUTTONS AND SWITCHES........................................................................................................................ 20

6 LCD SCREEN................................................................................................................................................. 21

6.1 METERING SCREENS (METERING)................................................................................................................................................ 21

6.2 EVENT SCREENS (ALARM)................................................................................................................................................................ 23

6.2.1 Alarms list.................................................................................................................................................................................................... 23

6.2.2 Messages list.............................................................................................................................................................................................. 26

6.2.3 Event report LP 33 Series...................................................................................................................................................................... 29

6.3 MENU SCREENS (MENU).................................................................................................................................................................. 30

6.3.1 User parameters screen....................................................................................................................................................................... 31

7 OPERATION.................................................................................................................................................. 35

7.1 PROCEDURES FOR SINGLE LP 33 SERIES................................................................................................................................. 35

7.1.1 Start-up of the LP 33 Series................................................................................................................................................................. 35

7.1.2 UPS shutdown with load transfer on manual bypass (Q2)................................................................................................... 37

7.1.3 Start-up following the operation on manual bypass (Q2)..................................................................................................... 39

7.1.4 Complete shutdown ............................................................................................................................................................................... 40

7.1.5 Restore to normal operation after “total off” .............................................................................................................................. 41

7.1.6 Restore to normal operation after “EPO – Emergency Power Off”.................................................................................... 42

7.2 PROCEDURES FOR PARALLEL SYSTEM LP 33 SERIES ......................................................................................................... 43

7.2.1 Parallel System start-up of the LP 33 Series................................................................................................................................43

7.2.2 Parallel UPS shutdown with load transfer on manual bypass (Q2)................................................................................... 45

7.2.3 Start-up following the operation on maintenance bypass (Q2)......................................................................................... 47

7.2.4 Shutdown of a single unit in a parallel system .......................................................................................................................... 48

7.2.5 Start-up an additional unit in a parallel system........................................................................................................................ 49

7.2.6 Complete shutdown of a parallel system..................................................................................................................................... 50

7.2.7 Restore to normal operation after “total off” .............................................................................................................................. 51

7.2.8 Restore to normal operation after “EPO – Emergency Power Off”.................................................................................... 52

8 OPTIONS....................................................................................................................................................... 53

8.1 OPTIONS GENERAL VIEW................................................................................................................................................................ 53

9 MAINTENANCE ............................................................................................................................................ 54

9.1 GENERAL MAINTENANCE................................................................................................................................................................ 54

9.2 COOLING FAN MAINTENANCE...................................................................................................................................................... 54

9.3 BATTERY MAINTENANCE................................................................................................................................................................. 54

9.4 SERVICE REQUIRED ........................................................................................................................................................................... 55

10 NOTES........................................................................................................................................................... 56

10.1 NOTES FORM........................................................................................................................................................................................ 56

1 2 3 4 5 6 7 8 9 10 ... 56 57

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