75-136KTL
User manual
Copyright © Shenzhen SOFARSOLAR Co., Ltd
- 32 -
5.Electrical Connection
Outlines of this Chapter
This section introduces the electrical connection for the product. Please read the
information carefully, it may helpful to understand the grounding wiring, DC input
connection, AC output connection and communication connection.
Caution:
Before performing electrical connections, ensure the DC switch is OFF and AC
circuit breaker is OFF. Waiting 5 minutes for the capacitor to be electrically
discharged.
Installation and maintenance should be done by certified electrical
engineer
Attention
Before the electrical connection, use opaque material to cover the
PV modules or disconnect PV string DC switch. PV arrays will
produce dangerous voltage if it is exposure under sun
Danger
For this product, the open circuit voltage of PV strings should not
greater 1100V
Note
5.1 Electrical Connection
Introduce the electrical connection process.
5.2 Terminal Port
Introduce inverter terminal port layout.
5.3 Grounding Protection (PE)
Connect PE line for grounding protection.
5.4 Connect AC output
（
AC-Output)
Connect AC output for feeding generated electrical into the utility grid. Must meet
the requirement of local utility grid company.
5.5 DC input connection
Connect PV array with inverter by DC cable.
