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000315DG
1- Introduction and general information
Safety and accident prevention ..................................................................................................... 35
Safety instructions and general information ....................................................................................35
Hazardous areas and operations .......................................................................................................36
Environmental conditions and risks ......................................................................................36
Signs and Labels ..................................................................................................................36
Thermal hazard ....................................................................................................................37
Clothing and protective devices for staff ...............................................................................37
Residual risks .......................................................................................................................................38
Table of residual risks ...........................................................................................................38
Lifting and transport ........................................................................................................................ 39
General conditions ...............................................................................................................................39
Transport and handling .......................................................................................................39
Lifting .....................................................................................................................................39
Unpacking and checking ...................................................................................................... 39
List of components supplied .................................................................................................40
Weight of the groups of device .............................................................................................41
Installation ......................................................................................................................................... 42
General conditions ..............................................................................................................................42
Environmental checks ........................................................................................................... 43
Installations above 2000 metres ...........................................................................................43
Installation position ................................................................................................................44
Wall mounting .......................................................................................................................................45
Opening the front cover ...................................................................................................................... 46
Operations preparatory to PV generator connection ....................................................................... 47
Checking the correct polarity of the strings ..........................................................................47
Checking of leakage to ground of the photovoltaic generator .............................................. 47
Choice of differential protection downstream of the inverter ................................................47
Independent or parallel input channels configuration ..................................................................... 49
Channel configuration examples ..........................................................................................50
Independent channel configuration (default configuration) ..................................................51
Parallel channel configuration .............................................................................................. 51
Input connection to PV generator (DC side) .....................................................................................53
Connection of inputs - Standard Models ..............................................................................53
Connection of inputs - Models with disconnect switch (-S) ..................................................54
Installation procedure for quick fit connectors ......................................................................56
Grid output connection (AC side) ....................................................................................................... 58
Characteristics and sizing of the protective earthing cable ..................................................58
Load protection switch (AC disconnect switch) ....................................................................58
Characteristics and sizing of the line cable ..........................................................................59
Connection to terminal block AC side ...................................................................................59
Installation of the second protective earthing cable .............................................................60
Communication and control board ....................................................................................................61
Connections to the communication and control board ...................................................................62
Remote control connection ...................................................................................................62
Configurable Relay connection (ALARM) ............................................................................. 63
Serial Connection Communication (RS485 PC) ..................................................................64
Monitoring and control systems ........................................................................................................ 65
Procedure for RS485 connection to a monitoring system .................................................... 65
Closing the front cover ........................................................................................................................66
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