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Contents
Introduction and safety....................................................................................................................... 7
Warnings in this document....................................................................................................................7
Equipment safety warnings..................................................................................................7
General installation warnings..............................................................................................8
Assembly warnings...............................................................................................................8
Electrical connection warnings............................................................................................8
Safety instructions..................................................................................................................................9
General information...............................................................................................................9
Thermal and voltage hazards...............................................................................................9
Clothing and protective devices..........................................................................................9
Location of safety notices and labels................................................................................10
Appropriate usage.................................................................................................................................11
Conditions of use.................................................................................................................11
Environmental conditions...................................................................................................11
Improper or prohibited use.................................................................................................11
Arc fault detection (AFD)......................................................................................................................12
Available models...................................................................................................................................12
Regulatory nameplate.........................................................................................................13
Installation location........................................................................................................................... 15
Transportation and handling................................................................................................................15
Incoming inspection..............................................................................................................................15
Select the installation location.............................................................................................................17
Environmental check...........................................................................................................17
Installation position.............................................................................................................18
Labeled illustration of UNO inverter....................................................................................................21
Wall mounting........................................................................................................................................23
Wiring details.........................................................................................................................................25
Wiring box components......................................................................................................26
Electrical connection to the PV field - DC side..................................................................................27
Independent or parallel configuration of inputs..............................................................27
Installing jumpers for parallel configuration....................................................................28
UNO 8.6kw - External string combiner with single MPPT input ....................................30
Optional DC fused inputs....................................................................................................31
Grid output connection (AC side)........................................................................................................34
Connection to AC terminal block.......................................................................................35
Grid standard setting of the country.................................................................................35
Communication card connections......................................................................................................36
Opening the hinged inverter cover....................................................................................36
Serial communication connection (RS-485).....................................................................37
Daisy chain units for connection to a monitoring system.............................................39
Addressing each inverter....................................................................................................40
Monitoring system via serial (RS-485)..............................................................................40
Optional monitoring system via RADIOMODULE............................................................40
Configurable relay connection (Alarm).............................................................................41
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002TC
Mounting and wiring........................................................................................................................ 21