Table of Contents
Introduction and general information ................................................................................................ 4
Warranty and supply conditions ...........................................................................................................4
Not included in the supply ....................................................................................................... 4
Table of Contents ....................................................................................................................................5
Scope and target audience ....................................................................................................................8
Purpose and document structure ...........................................................................................8
List of appendix documents ....................................................................................................8
Operator and maintenance personnel skills/prerequisites .....................................................8
Symbols and signs ................................................................................................................................. 9
Field of use, general conditions ........................................................................................................11
Intended or allowed use ........................................................................................................ 11
Limits in field of use ............................................................................................................... 11
Improper or prohibited use ................................................................................................... 11
Characteristics ..................................................................................................................................12
General conditions ...............................................................................................................................12
Identification of the equipment and manufacturer ................................................................13
Models and range of equipment .........................................................................................................15
List of main reference components ...................................................................................................16
DC wiring box Standard / -S / -SX / -SY version ..................................................................17
AC wiring box Standard -S / -SX version ..............................................................................18
Principal wiring box components .........................................................................................19
Characteristics and technical data .....................................................................................................20
Tightening torques ................................................................................................................22
Cable gland clamping range .................................................................................................22
Overall dimensions ...............................................................................................................23
Dimensions of vertical wall assembly bracket. .....................................................................24
Horizontal wall assembly bracket. ........................................................................................24
Efficiency curves ..................................................................................................................................25
Power limitation (Power Derating) ...................................................................................................... 26
Power reduction due to environmental conditions ................................................................26
Power reduction due to the input voltage .............................................................................27
Power reduction due to the grid voltage ...............................................................................27
P- Q curve capability .............................................................................................................28
Characteristics of a photovoltaic generator ......................................................................................29
Strings and Arrays ................................................................................................................. 29
Description of the equipment ..............................................................................................................30
Operating diagram ................................................................................................................30
Connection of several inverters together .............................................................................. 31
Notes on the system sizing ...................................................................................................31
Functionality and components of the equipment .................................................................. 32
Topographic diagram of the equipment ................................................................................33
Safety devices ....................................................................................................................................... 35
Anti-Islanding ........................................................................................................................35
Ground fault of the photovoltaic panels ................................................................................35
String fuses ...........................................................................................................................35
Overvoltage surge arresters .................................................................................................35
Other safeguards ..................................................................................................................36
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