2 Installation and Operating Instructions V00
5.4.2 Grid connection........................................................................................25
5.4.3 Second protective grounding connection............................................27
5.4.4 Residual current protection...................................................................28
5.4.5 Overvoltage category............................................................................29
5.4.6 Grounding conductor monitoring .........................................................29
5.4.7 Rating of miniature circuit-breaker.......................................................29
5.5 DC Connection ..............................................................................30
5.5.1 Requirements for the DC Connection ...................................................30
5.5.2 Assembling the DC connectors............................................................31
5.5.3 Disassembling the DC connectors .......................................................34
5.5.4 Connecting the PV array........................................................................35
6 Communication ................................................................................................36
6.1 System monitoring via RS485/ Ethernet.....................................36
6.2 System monitoring via WLAN .....................................................40
6.3 Inverter demand response modes (DRED)..................................42
6.4 Active power control with Smart meter & AiCom/AiManager...43
6.5 Communication with third-party devices ....................................44
6.6 Earth Fault Alarm ........................................................................44
7 Operation .......................................................................................................... 45
7.1 Overview of the panel...................................................................45
7.1.1 LEDs............................................................................................................46
8 Commissioning................................................................................................. 47
8.1 Electrical checks...........................................................................47
8.2 Mechanical checks .......................................................................48
8.3 Safety code check........................................................................48
8.4 Start-Up........................................................................................49
9 Disconnecting the Inverter from Voltage Sources .......................................50