PV Powered PVP260kW Technical Information Page 9

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vii
Table of Contents
Preface ..................................................................................................................................i
Safety Information and Conventions ................................................................................. iii
Acronyms and Abbreviations ...............................................................................................v
1. Introduction ......................................................................................................................1
1.1 Design Features .......................................................................................................1
1.2 Product Characteristics ...........................................................................................2
1.3 Product Features ......................................................................................................2
1.4 Major Components and Functional Parts Descriptions ...........................................3
2. Safety .............................................................................................................................11
2.1 General Safety .......................................................................................................11
2.2 Electrical Safety .....................................................................................................12
2.3 Personal Safety ......................................................................................................15
2.4 Wiring Requirement ..............................................................................................15
2.5 De-energize/Isolation Procedures .........................................................................18
3. Planning .........................................................................................................................21
3.1 General Requirements ...........................................................................................21
3.2 Handling ...............................................................................................................21
3.3 Location and Clearances ........................................................................................21
3.4 Conduits and Conductors .......................................................................................22
3.5 Environmental Requirements ................................................................................23
3.6 Grounding and Neutral Requirements ...................................................................23
3.7 Grid Interconnection ..............................................................................................25
3.8 Monitoring .............................................................................................................25
3.9 DC Subcombiner (Optional) ..................................................................................25
3.10 PV Array Input ..................................................................................................... 26
4. Installation .....................................................................................................................27
4.1 Handling and Unpacking .......................................................................................27
4.2 Pre-Installation Inspection Steps ...........................................................................28
4.3 Setting and Anchoring ...........................................................................................32
4.4 Conduit Entry ........................................................................................................33
4.5 Electrical Connections ...........................................................................................34
4.6 AC Wiring ..............................................................................................................36
4.7 DC Wiring ..............................................................................................................41
4.8 Performance Monitoring and Networking .............................................................44
5. Modbus Network Installation ........................................................................................47
5.1 Overview ...............................................................................................................47
5.2 Modbus Communication Protocol .........................................................................47
5.3 Networking Using the Modbus Option .................................................................47
5.4 Modbus TCP/IP Installation Process .....................................................................47
5.5 Modbus TCP/IP Network Conguration Process ..................................................48
5.6 Networking Using the Modbus RS-485 Option ....................................................48
5.7 Modbus RS-485 Installation Process .....................................................................49
CONTENTS
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