Installing The Dc Input Power Cable - Huawei Iris Hellas SUN2000 Series User Manual

SUN2000-(175KTL-H0, 185KTL-INH0, 185KTL-H1
User Manual
Figure 5-10 Cable connection
----End

5.7 Installing the DC Input Power Cable

Precautions
● Before connecting the DC input power cable, ensure that the DC voltage is
● When the inverter operates in grid-tied mode, do not perform maintenance or
Ensure that the following conditions are met. Otherwise, the inverter may be
damaged, or even a fire could happen.
● The open-circuit voltage of each PV string must always be 1500 V DC or lower.
● The polarities of electric connections are correct on the DC input side. The
Issue 05 (2020-08-30)
D ANGER
within the safe range (lower than 60 V DC) and that the three DC switches on
the inverter are set to OFF. Failure to do so may result in electric shocks.
operations on the DC circuit, such as connecting or disconnecting a PV string or
a PV module in the PV string. Failure to do so may cause electric shocks or
arcing, which may also cause fire.
WARNING
positive and negative terminals of a PV module connect to corresponding
positive and negative DC input terminals of the inverter.
Copyright © Huawei Technologies Co., Ltd.
5 Electrical Connections
41