Huawei SUN2000-M3 User Manual

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● Obtain the initial password for connecting to the solar inverter WLAN from the label on
the side of the solar inverter.
● Use the initial password upon rst power-on and change it immediately after login. To
ensure account security, change the password periodically and keep the new password
in mind. Not changing the initial password may cause password disclosure. A password
left unchanged for a long period of time may be stolen or cracked. If a password is lost,
devices cannot be accessed. In these cases, the user is liable for any loss caused to the
PV plant.
● When you access the Device commissioning screen of the SUN2000 for the
rst time,
you need to manually set the login password because the SUN2000 does not have an
initial login password.
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SUN2000-(20KTL, 29.9KTL, 30KTL, 36KTL, 40KTL)-
M3
User Manual B Device Commissioning
Issue 11 (2023-01-10) Copyright © Huawei Technologies Co., Ltd. 103

Huawei SUN2000-M3 Specifications

General

Type	String Inverter
Rated AC Grid Frequency	50 Hz / 60 Hz
DC Connection Type	MC4
Protection Degree	IP65
Cooling Method	Natural convection
Category	Inverter
Adjustable Power Factor Range	0.8 leading - 0.8 lagging
Total Harmonic Distortion (THD)	≤ 3 %
Operating Temperature Range	-25°C to 60°C
Communication	RS485
Efficiency	98%
Protection Level	DC reverse polarity protection, AC overcurrent protection, AC short-circuit protection, Overvoltage protection, Insulation monitoring, Residual current monitoring unit, Arc fault detection