Sungrow MVS6840-LV - Page 4

II
4.1 Identifying the MV Station..............................................................................20
4.2 Checking for Transport Damages...................................................................20
4.3 Storage........................................................................................................20
5 Mechanical Installation ..................................................................................22
5.1 Transport .....................................................................................................22
5.2 Hoisting the MV Station.................................................................................23
5.2.1 Safety Precautions ..............................................................................23
5.2.2 Hoisting..............................................................................................24
5.2.3 Fastening of Connectors......................................................................25
5.3 Foundation...................................................................................................26
5.3.1 Selection of Installation Site .................................................................26
5.3.2 Recommended Foundation Construction Plan.......................................27
5.3.3 Securing the MV Station(optional) ........................................................27
5.4 Installation Verification ..................................................................................29
5.5 Clearance Requirement ................................................................................29
5.6 Removing Rain cover and Sealing Tapes .......................................................29
6 Electrical Connection .....................................................................................31
6.1 Safety Instructions ........................................................................................31
6.1.1 Generals Rules ...................................................................................31
6.1.2 Five Safety Rules ................................................................................33
6.2 Circuit Diagram ............................................................................................33
6.3 Preparation before Cable Connections ...........................................................34
6.3.1 Installation Tools .................................................................................34
6.3.2 Opening the Door................................................................................35
6.3.3 Checking the Cables ...........................................................................35
6.3.4 During Connection ..............................................................................36
6.4 Cable Connection.........................................................................................36
6.4.1 Ground Connection .............................................................................36
6.4.2 LV Side Connection.............................................................................37
6.4.3 MV Side Connection............................................................................42
6.4.4 Communication Connection .................................................................43
6.4.5 Auxiliary Power Supply Cable Connection.............................................45
6.5 Checking after Electrical Connection..............................................................46
7 Power On the MV Station ..............................................................................48
7.1 Checking before Power on ............................................................................48
7.1.1 MV Station Container ..........................................................................48