Delta M50A-260 - Sequence of Installation and Commissioning Steps; General Information

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7 Installation
Sequence of installation and commissioning steps
Installation and Operation Manual M50A_260 RPI503M260000 Product version L and M EU V1.3 EN 2023-08-14
7.2 Sequence of installation and commis-
sioning steps
7.2.1 General information
Install optional internal accessories such as AC
and DC combination surge arresters type 1+2
in a dry environment and before connecting the
inverter.
Step Notice Description in chapter
Unpacking the inverter
“7.3 Unpacking the inverter”, page 54
Mounting the inverter
“7.4 Mounting the inverter”, page 55
Grounding the Inverter Housing
“7.5 Grounding the inverter housing”, page 58
Preparing electrical installation
“7.6 Preparing electrical installation”, page 60
Connecting the communication card Optional
“7.7 Connecting the communication card”,
page 63
Connecting the PC to the inverter
This step is only necessary if
commissioning is carried out via
PC.
“7.7.7 Connecting a PC via RS485 (optional)”,
page 75
Install type 1+ 2 DC surge protection
devices
Optional
“11.7 Installing/replacing DC surge protection
devices”, page 115
Install type 1+ 2 AC surge protection
devices
Optional
“11.8 Installing/replacing type 1+2 combined AC
surge protection devices”, page 122
Installing the Wi-Fi module Optional
“11.11 Installing/replacing the Wi-Fi module”,
page 139
Connecting the grid (AC)
“7.8 Connecting the grid (AC)”, page 76
Connecting the solar modules (DC)
“7.9 Connecting the solar modules (DC)”, page 80
Completing electrical installation
“7.10 Completing electrical installation”, page 82
Installing the Sub-1G antenna Optional
“7.7 Connecting the communication card”,
page 63
Commissioning the inverter
“8. Commissioning”, page 84