Owner manual

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Gamatronic Electronic Industries Ltd.

POWER

50 KVA, N.Am. Std. – User Guide, Release 1.9

iii

TABLE OF CONTENTS

MPORTANT SAFETY INSTRUCTIONS .............................................................................................XIV

Do’s….............................................................................................................................xiv

Don’ts ..............................................................................................................................xv

1. INTRODUCTION........................................................................................................................1

1.1 POWER

has many unique features:......................................................................1

1.2 Ac input/output main terminals ................................................................................5

1.3 System controller .....................................................................................................5

1.4 UPS module (10 kVA / 8 kW) ..................................................................................6

1.5 Static Switch (ST/SW) module.................................................................................6

2. BATTERY ................................................................................................................................7

2.1 Built-in battery box .................................................................................................10

2.2 External battery cabinet (option)............................................................................12

2.2.1 Dc wiring....................................................................................................12

2.3 Additional battery information ................................................................................15

2.4 Battery replacement instructions ...........................................................................16

2.4.1 To replace the batteries in the built-in battery box: ...................................16

2.4.2 To replace the batteries in the optional external battery box ....................17

3. OPERATING MODES ...............................................................................................................18

3.1 Normal operation ...................................................................................................18

3.2 Battery operation....................................................................................................18

3.3 Bypass operation ...................................................................................................18

3.4 Maintenance bypass..............................................................................................19

4. USER INTERFACE ..................................................................................................................20

4.1 Control Panel .........................................................................................................20

4.2 UPS Module Panel.................................................................................................20

4.3 Static Switch Panel ................................................................................................21

4.4 POWER

control screen........................................................................................22

4.4.1 Load-level bar graph..................................................................................22

4.5 Navigation and Operation Keypad.........................................................................23

4.6 Status Indicators ....................................................................................................24

4.7 Operation Buttons..................................................................................................25

4.8 Network Access Indicator ......................................................................................25

4.9 POWER

Operation Modes...................................................................................26

4.9.1 Normal Operation ......................................................................................26

4.9.2 Battery Operation ......................................................................................27

4.9.3 Bypass Operation (Automatic) ..................................................................28

4.9.4 Bypass Operation (Manual).......................................................................29

4.9.5 Emergency Power off – EPO (Manual) .....................................................29

5. SYSTEM INSTALLATION ..........................................................................................................30

5.1 Cabling...................................................................................................................30

5.2 The Power+ always requires a neutral line............................................................32

5.2.1 A 4-pole switch might disconnect the neutral line .....................................32

5.3 Ground connections...............................................................................................36

5.4 Over-Current Protection.........................................................................................41

5.5 Fuses .....................................................................................................................42

5.6 Dc distribution fuses...............................................................................................43

5.7 Ac input fuses ........................................................................................................43

5.7.1 Input and output terminals.........................................................................43

5.8 Special Terminal Connections...............................................................................44

5.8.1 Load on Bypass Alarm ..............................................................................45

5.8.2 Battery Trip Coil.........................................................................................45

5.8.3 Emergency Power-off................................................................................45

5.9 Inspections to be performed prior to installation....................................................46

5.10 Installation Procedure ............................................................................................47

5.11 First-time Startup ...................................................................................................48

5.11.1 Changing the Power+ output voltage......................................................51

5.11.2 Changing the Power+ output frequency..................................................52