2.4 Working Principles
2.4.1 Circuit Diagram
A SUN2000 can connect to a maximum of eight PV strings and has four MPPT
circuits inside. Each MPPT circuit tracks the maximum power point of two PV
strings. The SUN2000 converts DC power into single-phase AC power through an
inverter circuit. Surge protection is supported on both the DC and AC sides.
Figure 2-5 Schematic diagram
2.4.2 Working Modes
The SUN2000 can work in Standby, Operating, or Shutdown mode.
Figure 2-6 Working modes
SUN2000-(50KTL-ZHM3, 50KTL-M3)
User Manual 2 Overview
Issue 05 (2023-02-28) Copyright © Huawei Technologies Co., Ltd. 18
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