Dc Connection; Safety Instructions For The Dc Connection; Wiring Requirements For The Dc Connection - Ingeteam INGECON SUN 30TL M3 Installation And Operation Manual

DC connection

10. DC connection
This chapter explains the requirements and process for connecting the DC wiring to the unit.
Read carefully before starting the connection process.
INFO
Consult section "Important safety instructions"

10.1. Safety instructions for the DC connection

DANGER
Make sure there is no voltage present on the unit before starting the connection.
Do not switch on the powerto the unit until you have successfully made the rest of the connections.
Use the Personal Protective Equipment specified in the section
When the PV array is exposed to sunlight the inverter has DC voltage.
CAUTION
Ingeteam accepts no liability for any damages caused by an incorrect connection.

10.2. Wiring requirements for the DC connection

CAUTION
The type of cabling for the connection must have dimensions in line with current regulations in the country of
installation and according to the type of installation and maximum current and voltage of the PV array.
The strings connected to the unit's connectors must be electrically independent of each other. That is, there
must not be any strings with a current higher than that permitted separated into several connectors, as the
current distribution is never guaranteed.
INGECON SUN 30TL M3
Wiring diameter
Maximum current per string group
INGECON SUN 50TL M4
Wiring diameter
Maximum current per string group
The inverter includes the aerial photovoltaic connectors required for connecting each string to the unit.
ACL2013IQM01_ - Installation and Operation Manual
and the following instructions before working on the unit.
"Personal Protective Equipment
String groups
1-2
40 Adc
String groups
1-2 3-4
40 Adc 30 Adc
Ingeteam
(PPE)".
3-4 5-6
5 ~ 8 mm
30 Adc 30 Adc
5-6 7-8
5 ~ 8 mm
30 Adc 30 Adc
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