ABB UNO-DM-4.0-TL-PLUS - Table of Contents

- 5 -
000678AG
1- Introduction and general information
Table of Contents
1. Introduction and general information .......................................................................................... 4
Warranty and supply conditions ...........................................................................................................4
Not included in the supply ....................................................................................................... 4
Table of Contents ....................................................................................................................................5
Reference number index .......................................................................................................................9
Graphical representation of references ...............................................................................................9
Accessory Board UNO-DM-COM KIT (Only -X models or as optional accessory)
.......................10
Accessory Board UNO-DM-PLUS-COM Ethernet KIT (Only -E models or as optional accessory)
............ 11
REACT-MTR-1PH energy meter ..........................................................................................................12
ABB B23 3PH energy meter ................................................................................................................12
The document and intended audience .............................................................................................13
Purpose and structure of the document ...............................................................................13
List of annexes .....................................................................................................................13
Staff characteristics ...............................................................................................................13
Symbols and signs ............................................................................................................................... 14
Field of use, general conditions ........................................................................................................16
Intended or allowed use ........................................................................................................ 16
Limits in field of use ...............................................................................................................16
Improper or prohibited use ................................................................................................... 16
2. Characteristics ............................................................................................................................. 17
General conditions ...............................................................................................................................17
Models and range of equipment .........................................................................................................18
Identification of the equipment and manufacturer ................................................................19
Characteristics and technical data .....................................................................................................21
Tightening torques ................................................................................................................27
Overall dimensions ...............................................................................................................27
Bracket dimensions ...............................................................................................................28
Efficiency curves ..................................................................................................................................29
Power limitation (Power Derating) ...................................................................................................... 31
Power reduction due to environmental conditions ................................................................31
Power reduction due to the input voltage .............................................................................32
Characteristics of a photovoltaic generator ......................................................................................33
Strings and Arrays ................................................................................................................. 33
Description of the equipment ..............................................................................................................34
Operating diagram ................................................................................................................34
Mutual connection of multiple inverters ................................................................................35
Notes on the system sizing ...................................................................................................35
Operating diagram ................................................................................................................................36
Functionality and components of the equipment ................................................................. 37
Topographic diagram of the equipment UNO-DM-1.2/2.0-TL-PLUS ...................................40
Topographic diagram of the equipment UNO-DM-3.3/4.0/4.6/5.0-TL-PLUS .......................42
Safety devices ....................................................................................................................................... 44
Anti-Islanding ........................................................................................................................44
Ground fault of the photovoltaic panels ................................................................................44
Other safety devices .............................................................................................................44