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002TC
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
Mounting and wiring ....................................................................................................................... 21
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
D
aisy 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
Remote control connection ...............................................................................................41