Sungrow SC1200UD - Page 5

III
6.3 Parts for Cabling...........................................................................................44
6.3.1 Copper Wire Connection......................................................................45
6.3.2 Aluminum Wire Connection..................................................................45
6.4 Preparation Before Electrical Connections......................................................47
6.4.1 Opening PCS Door .............................................................................47
6.4.2 Removing the Protective Mesh.............................................................47
6.4.3 Checking Cables.................................................................................48
6.4.4 During Connection ..............................................................................48
6.5 Cable Requirements .....................................................................................48
6.6 DC Connection.............................................................................................50
6.6.1 Checking Before Connection................................................................50
6.6.2 Cable Connection ...............................................................................51
6.7 AC Connection .............................................................................................54
6.7.1 Safety Instructions ..............................................................................54
6.7.2 Cable Layout ......................................................................................55
6.7.3 AC Cable Connection ..........................................................................55
6.8 Ground Connection ......................................................................................58
6.8.1 Connection of Ground Copper Bar........................................................59
6.8.2 Equipotential Connection of Multiple Devices ........................................59
6.8.3 Ground of the Shielded Layer of Communication Cable .........................60
6.9 Communication Connection ..........................................................................60
6.10 Inspection After Cable Connection ...............................................................61
6.11 Installation Checklist ...................................................................................62
7 Commissioning ...............................................................................................64
7.1 Commissioning Requirements.......................................................................64
7.2 Checking before Commissioning ...................................................................64
7.2.1 Checking Cable Connection.................................................................64
7.2.2 Checking the PCS...............................................................................65
7.2.3 Checking Batteries ..............................................................................65
7.2.4 Checking Grid Voltage.........................................................................65
7.3 Preparation before Starting ...........................................................................66
7.4 Starting PCS ................................................................................................66
7.5 Completing Commissioning...........................................................................67
7.6 On-site Commissioning of Two-stage PCS .....................................................68
8 PCS Start/Stop ...............................................................................................69
8.1 Starting the PCS...........................................................................................69