Huawei SUN2000-50KTL-ZHM3 User Manual page 46

SUN2000-(50KTL-ZHM3, 50KTL-M3)
User Manual
Procedure
Step 1 Connect the DC power cable.
Use the positive and negative Amphenol Helios H4 metal terminals and DC
connectors supplied with the solar inverter. Using incompatible positive and
negative metal terminals and DC connectors may result in serious consequences.
The caused device damage is not covered under any warranty.
● You are advised to use the H4TC0003 (Amphenol) crimping tool and do not use
● The H4TW0001 (Amphenol) open-end wrench is recommended.
● Cables with high rigidity, such as armored cables, are not recommended as DC
● Before assembling DC connectors, label the cable polarities correctly to ensure
● After the positive and negative connectors snap into place, pull the DC input
Issue 03 (2022-08-30)
Number Terminal Selection
of PV
Strings
3 PV1, PV3 and PV7
5 PV1, PV2, PV3, PV5 and
PV7
7 PV1, PV2, PV3, PV4, PV5,
PV7 and PV8
CA UTION
NO TICE
it with the positioning block. Otherwise, the metal terminals may be damaged.
input power cables, because poor contact may be caused by the bending of the
cables.
correct cable connections.
cables back to ensure that they are connected securely.
Copyright © Huawei Technologies Co., Ltd.
5 Electrical Connections
Number Terminal Selection
of PV
Strings
4 PV1, PV3, PV5 and PV7
6 PV1, PV2, PV3, PV5, PV7
and PV8
8 PV1, PV2, PV3, PV4, PV5,
PV6, PV7 and PV8
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