Contents - Ingeteam INGECON SUN PowerMax TL U B 1000 Vdc Series Installation And Operation Manual

Ingeteam
6.7. Requirements for DC feed fuses .................................................................................................... 49
6.8. Requirements for transformers ...................................................................................................... 52
6.8.1. Grid connection transformer ................................................................................................. 52
6.8.2. Auxiliary transformer ............................................................................................................ 54
6.9. Measuring equipment connected to the power grid .......................................................................... 55
7. Installing the unit ................................................................................................................................ 56
7.1. Fixing the unit to the floor ............................................................................................................ 56
7.2. Opening the ventilation system protections ..................................................................................... 56
7.3. Connection process sequence ....................................................................................................... 60
8. Ground connection ............................................................................................................................... 61
8.1. Safety instructions for the ground connection ................................................................................. 61
8.2. Connection area ........................................................................................................................... 62
8.3. Wiring requirements for the ground connection ............................................................................... 62
8.4. Ground connection via a terminal .................................................................................................. 62
8.4.1. Requirements for the ground connection via a terminal ........................................................... 62
8.4.2. Making the ground connections via a terminal ........................................................................ 63
9. DC connection ..................................................................................................................................... 64
9.1. Safety instructions for the DC connection ....................................................................................... 64
9.2. Connection area ........................................................................................................................... 65
9.3. Wiring requirements for the DC connection ..................................................................................... 65
9.4. DC connection via a terminal ........................................................................................................ 65
9.4.1. Requirements for DC connection via a terminal....................................................................... 65
9.4.2. DC connection process ......................................................................................................... 68
9.5. Connection/disconnection of the DC fuses ...................................................................................... 73
10. Connection of the PV array grounding kit [optional] ............................................................................... 74
10.1. Units connected to independent transformer windings ................................................................... 74
10.2. Units connected to the same transformer windings ........................................................................ 74
10.2.1. Two units connected to the same transformer winding ........................................................... 74
10.2.2. Three units connected to the same transformer winding ........................................................ 77
10.3. Operating procedure on grounded inverters ................................................................................... 80
10.3.1. Inverters with -TSGND card ................................................................................................ 81
10.3.2. Inverters without -TSGND card ............................................................................................ 83
11. Connecting auxiliary services ............................................................................................................... 84
11.1. Safety instructions for connecting auxiliary services ...................................................................... 84
11.2. Connection area ......................................................................................................................... 84
11.3. Wiring requirements for connecting ancillary services .................................................................... 84
11.4. Ancillary services connection process ........................................................................................... 84
12. Connection of the communication accessories ...................................................................................... 86
12.1. Safety instructions for connecting the communication accessories .................................................. 86
12.2. Ethernet communication ............................................................................................................ 87
12.3. Communication via 3G ............................................................................................................... 89
13. Connection of the DCAC connections module ........................................................................................ 91
13.1. Safety instructions for the synchronization connection ................................................................... 91
13.2. Connection area ......................................................................................................................... 91
13.3. Wiring requirements for the synchronization connection ................................................................. 92
13.4. Synchronization connection process ............................................................................................. 92
13.4.1. Configuring the synchronization ........................................................................................... 93
14. Connection options ............................................................................................................................ 97
14.1. Safety instructions for connecting optional equipment ................................................................... 97
14.2. Connection area ......................................................................................................................... 98
14.3. Wiring requirements for connecting optional equipment ................................................................. 98
14.4. Connection process for monitoring components external to the unit ................................................ 98
14.5. Inverter remote manual stop connection process ......................................................................... 100
15. Optional kit connection ..................................................................................................................... 102
15.1. Safety instructions for connecting optional kits ........................................................................... 102
15.2. Connection of the status indicator auxiliary contact ..................................................................... 102
15.3. Connecting the ancillary services feeder kit ................................................................................ 103
10 ABK2027IQE01_A - Installation and Operation Manual

Contents