Huawei SUN2000 MB0 Series User Manual

5 Electrical Connections
Precautions
D ANGER
When exposed to sunlight, the PV arrays supply DC voltage to the inverter. Before
connecting cables, ensure that all DC SWITCH on the inverter are OFF. Otherwise,
the high voltage of the inverter may result in electric shocks.
D ANGER
● The site must be equipped with qualied re ghting facilities, such as re
sand and carbon dioxide re extinguishers.
● Wear personal protective equipment and use dedicated insulated tools to avoid
electric shocks or short circuits.
WARNING
● The equipment damage caused by incorrect cable connections is beyond the
warranty scope.
● Only
certied electrician can perform electrical terminations.
● Operation personnel must wear PPE when connecting cables.
● Before connecting cables to ports, leave enough slack to reduce the tension on
the cables and prevent poor cable connections.
SUN2000-(12K-25K)-MB0 Series
User Manual 5 Electrical Connections
Issue 01 (2023-04-30) Copyright © Huawei Digital Power Technologies Co., Ltd. 35

Huawei SUN2000 MB0 Series Specifications

General

Type	String Inverter
Max Input Voltage	1100 V
MPPT Voltage Range	200 V - 1000 V
Number of MPPTs	2
Max Input Current per MPPT	26 A
Rated Output Frequency	50 Hz / 60 Hz
Max Efficiency	98.6%
Operating Temperature Range	-25°C to +60°C
Protection Degree	IP65
Cooling	Natural Convection
Power Factor Adjustment Range	0.8 leading to 0.8 lagging
Cooling Method	Natural Convection
Protection Level	IP65
Model	SUN2000
Rated Output Voltage	230 V / 400 V
Humidity	0% - 100%
Communication	RS485