Huawei SUN2000L User Manual page 14

SUN2000L-(2KTL-5KTL)
User Manual
No.
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Networking Application
The SUN2000L applies to a residential rooftop grid-tied system. Typically, a grid-tied system
consists of the PV string, grid-tied inverter, AC switch, and power distribution unit.
Figure 2-2 Network diagram (dashed boxes indicate optional components)
(A) PV string
(D) AC switch
(G) Power meter
(J) Battery switch
Supported Power Grid
The power grids supported by the SUN2000L include TN-S, TN-C, TN-C-S, and TT. In a TT
power grid, the N-PE voltage should be lower than 30 V.
Issue 06 (2020-03-19)
Meaning
Power level
Topology
indicates a power cable,
indicates a signal cable.
(B) DC switch
(E) Power distribution unit
(H) Power grid
(K) Alarm beacon
Copyright © Huawei Technologies Co., Ltd.
Description
 2K: The power level is 2K.

3K: The power level is 3K.
 3.68K: The power level is 3.68K.

4K: The power level is 4K.
 4.6K: The power level is 4.6K.

5K: The power level is 5K.
TL: transformerless
indicates the power flow direction, and
2 Product Overview
(C) SUN2000L
(F) Smart Power Sensor
(I) Battery
(L) Residential load
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