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Huawei SUN2000-M3 User Manual

Huawei SUN2000-M3
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If an aluminum alloy cable is used, use copper-aluminum transition wiring
terminals, or aluminum wiring terminals along with copper-aluminum
transition spacers.
NO TICE
Do not connect aluminum wiring terminals to the AC terminal block. Otherwise
the electrochemical corrosion will occur and aect the reliability of cable
connections.
Comply with the IEC61238-1 requirements when using copper-aluminum
transition wiring terminals, or aluminum wiring terminals along with copper-
aluminum transition spacers.
If copper-aluminum transition spacers are used, pay attention to the front and
rear sides. Ensure that the aluminum sides of spacers are in contact with
aluminum wiring terminals, and copper sides of spacers are in contact with the
AC terminal block.
Figure 5-4 Requirements for the OT/DT terminal
Procedure
Step 1 Remove the AC terminal box and install partition boards.
SUN2000-(20KTL, 29.9KTL, 30KTL, 36KTL, 40KTL)-
M3
User Manual 5 Electrical Connections
Issue 11 (2023-01-10) Copyright © Huawei Technologies Co., Ltd. 40

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Huawei SUN2000-M3 Specifications

General IconGeneral
TypeString Inverter
Rated AC Grid Frequency50 Hz / 60 Hz
DC Connection TypeMC4
Protection DegreeIP65
Cooling MethodNatural convection
CategoryInverter
Adjustable Power Factor Range0.8 leading - 0.8 lagging
Total Harmonic Distortion (THD)≤ 3 %
Operating Temperature Range-25°C to 60°C
CommunicationRS485
Efficiency98%
Protection LevelDC reverse polarity protection, AC overcurrent protection, AC short-circuit protection, Overvoltage protection, Insulation monitoring, Residual current monitoring unit, Arc fault detection

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