Installation and Operating Instructions V04 II
5.4.2 Grid connection........................................................................................ 19
5.4.3 Grounding connection ............................................................................ 22
5.4.4 Residual current protection ................................................................... 23
5.4.5 Overvoltage category ............................................................................ 24
5.4.6 Rating of AC circuit breaker .................................................................. 24
5.5 DC connection ...............................................................................25
5.5.1 Requirements for the DC connection ................................................... 25
5.5.2 Assembling the DC connectors ............................................................ 26
5.5.3 Disassembling the DC connectors ....................................................... 28
5.5.4 Connecting the PV array ........................................................................ 29
6 Communication ................................................................................................ 30
6.1 System monitoring via RS485 ......................................................30
6.2 System monitoring via Ethernet ..................................................33
6.3 System monitoring via WiFi .........................................................35
6.4 Inverter demand response modes (DRED) ..................................37
6.5 Active power control with smart meter & ComBox ...................39
6.6 Communication with third-party devices ....................................40
7 Commissioning .................................................................................................. 41
7.1 Electrical checks ...........................................................................41
7.2 Mechanical checks ........................................................................42
7.3 Start-up ........................................................................................43
8 Disconnecting the inverter from voltage sources ........................................ 44
9 Operation .......................................................................................................... 46
9.1 Overview of the control panel ......................................................46
9.1.1 Display ........................................................................................................ 47
9.1.2 Control button .......................................................................................... 49
9.1.3 LEDindicators ........................................................................................... 49