ABB UNO-DM-3.3-TL-PLUS

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Introduction and General Information4
Warranty and Supply Conditions4
Not Included in the Supply4
Table of Contents5
Reference Number Index9
Graphical Representation of References9
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 Meter12
ABB B23 3PH Energy Meter12
The Document and Intended Audience13
Purpose and Structure of the Document13
List of Annexes13
Staff Characteristics13
Symbols and Signs14
Field of Use, General Conditions16
Intended or Allowed Use16
Limits in Field of Use16
Improper or Prohibited Use16
Characteristics17
General Conditions17
Models and Range of Equipment18
Identification of the Equipment and Manufacturer19
Characteristics and Technical Data21
Tightening Torques27
Overall Dimensions27
Bracket Dimensions28
Efficiency Curves29
Power Limitation (Power Derating)31
Power Reduction Due to Environmental Conditions31
Power Reduction Due to the Input Voltage32
Characteristics of a Photovoltaic Generator33
Strings and Arrays33
Description of the Equipment34
Operating Diagram34
Mutual Connection of Multiple Inverters35
Notes on the System Sizing35
Operating Diagram36
Functionality and Components of the Equipment37
Topographic Diagram of the Equipment UNO-DM-1.2/2.0-TL-PLUS40
Topographic Diagram of the Equipment UNO-DM-3.3/4.0/4.6/5.0-TL-PLUS42
Safety Devices44
Anti-Islanding44
Ground Fault of the Photovoltaic Panels44
Other Safety Devices44
Safety and Accident Prevention45
Safety Instructions and General Information45
Hazardous Areas and Operations46
Environmental Conditions and Risks46
Signs and Labels46
Thermal and Electrical Hazard47
Clothing and Protection of Personnel47
Residual Risks48
Lifting and Transport49
General Conditions49
Transport and Handling49
Lifting49
Unpacking and Checking49
List of Components Supplied50
Weight of the Modules of the Equipment51
Installation52
General Conditions52
Environmental Checks53
Installations above 2000 Metres53
Wireless Signal Environmental Checks54
Recommendations for the Wireless Signal Power56
Installation Position57
Wall Mounting58
Wireless Antenna Mounting59
Opening the60
Preliminary Operations for Connection of the PV Generator61
Checking the Correct Polarity of the Strings61
Checking of Leakage to Ground of the Photovoltaic Generator61
Selection of Differential Protection Downstream of the Inverter62
Independent or Parallel Input Channels Configuration63
Channel Configuration Examples64
Independent Channel Configuration (Default Configuration)65
Parallel Channel Configuration65
Input Connection to PV Generator (DC Side)66
Installation Procedure for Quick-Fit Connectors68
Distribution Grid Output Connection (AC Side)72
Characteristics and Sizing of the Line Cable72
Load Protection Switch (AC Disconnect Switch)73
Installation of the Cable on the AC Output Connector74
Connection for the AC Output Connector to the Inverter76
Installation of the External Protective Grounding Cable77
Communication and Control Signal Connections to the UNO-DM-COM KIT Board (Only for -X / -E Version)78
Description of Terminal Blocks on the UNO-DM-COM KIT Board (Only for -X Version)79
Description of Terminal Blocks on the UNO-DM-PLUS-COM Ethernet KIT Board (Only for -E Version)80
Connection of the RS485 Line81
Remote Control Connection83
Demand Responce Mode 0 (Request by AS/NZS 4777)83
Configurable Relay Connection (ALARM / LOAD MANAGER)84
Connection of the Energy Meter85
Connection of the REACT-MTR-1PH (Single-Phase)85
Connection and Configuration of the ABB B23 3PH (Three-Phase)87
Closing the90
Instruments91
General Conditions91
Description of Keyboard and LED Panel92
Operation93
General Conditions93
Monitoring and Data Transmission94
User Interface94
Measurement Tolerance94
Commissioning (Via Internal Webserver)95
Commissioning (Using the Inverter Display)104
Power, Alarm, GFI Leds Behaviour106
Specifications on Operation of the Leds107
LED Insulation Fault107
COMM Status, RSSI Leds Behaviour107
Description of the Internal Webserver108
Access to the Internal Webserver108
Webserver Menu Structure111
MAIN Section112
SETUP Section113
EVENTS Section115
USER Section116
NETWORK Section117
TOOLS Section122
INFORMATION Section133
Description of the Display Menus134
General Information134
Menu Structure135
System Menu136
Inverter Menu138
Display Menu152
WLAN Logger Menu153
Maintenance155
General Conditions155
Routine Maintenance156
Troubleshooting157
Internal Webserver and Wireless Communication Troubleshooting157
Alarm Messages of the Inverter159
Power Limitation Messages168
Dismantling the Inverter170
Registration on "Registration" Website and Calculation of Second-Level Password (Service Menu, Admin Plus)171
Resetting the Remaining Time for Grid Standard Variation from Display174
Verification of Ground Leakage175
Behaviour of a System Without Leakage175
Behaviour of a System with Leakage176
Measuring the Insulation Resistance of the PV Generator177
Storage and Dismantling178
Storage of an Uninstalled Inverter for Long Periods178
Storage of an Installed Inverter for Long Periods of Non-Use178
Disposal178
Attachments179
Port and Network Services Used by the Inverter179
IP Network Services179
Network Hosts180
Inverter Network Configuration180
Further Information181
Contact Us182

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