Huawei SUN2000-30KTL-A User Manual page 11

SUN2000-(30KTL-A, 33KTL, 40KTL)
User Manual
Network Application
The SUN2000 applies to grid-tied PV power systems for commercial rooftops and large
power stations. Typically, a grid-tied PV power system consists of PV strings, grid-tied
inverters, AC distribution units (ACDUs), and isolation transformer, as shown in
Figure 2-2 Network Application
(A) PV string
(D) Isolation transformer
Supported Power Grids
The SUN2000-33KTL supports the power grid modes TN-S, TN-C, TN-C-S, and TT, as
shown in
grid mode IT, as shown in
Figure 2-3 Power grid modes supported by the SUN2000-33KTL
Issue 04 (2016-06-20)
Figure 2-3. The SUN2000-30KTL-A and SUN2000-40KTL only support the power
Figure
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(B) SUN2000
(E) Power grid
2-4.
2 Overview
Figure 2-2.
(C) ACDU
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