Huawei SUN2000-3.8KTL-USL0 - Protection Parameters

SUN2000-(3.8KTL-11.4KTL)-USL0
User Manual
7 Operations on the Local FusionHome App
Issue 01 (2018-05-21)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
103
Parameter
Description
Value Range
upper threshold, the
SUN2000 is not allowed to
connect to the power grid.
Grid re-con voltage lower
limit (V)
For a specific grid code, if
the grid voltage is below the
lower threshold, the
SUN2000 is not allowed to
connect to the power grid.
[45%Vn, 95%Vn]
Grid re-con freq upper limit
(Hz)
For a specific grid code, if
the grid frequency exceeds
the upper threshold, the
SUN2000 is not allowed to
connect to the power grid.
[100%Fn, 112%Fn]
Grid re-con freq lower limit
(Hz)
For a specific grid code, if
the grid frequency is below
the lower threshold, the
SUN2000 is not allowed to
connect to the power grid.
[85%Fn, 100%Fn]
7.4.5.2 Protection Parameters
To set protection parameters, choose Grid-connect config > Expert > Protection
parameters from the Operation console screen.
Figure 7-42 Protection parameters

Vn represents the rated voltage and Fn represents the rated frequency.