(7) DC switch (DC SWITCH)
(9) Grid-tied output
(11) CT access port
(13) DC input terminals
(8) Ground point
(10) Self-supporting output
(12) Battery terminal (BAT-/BAT+)
(14) Communications and signal
ports
Table 2-2 LED description 1
Category Status Description
Running indication LED1 LED2 N/A
Steady green Steady green The SUN2000 is
operating in grid-tied
mode.
Blinking green slowly
(On for 1s and O for
1s)
O The DC is on and the
AC is o.
Blinking green slowly
(On for 1s and O for
1s)
Blinking green slowly
(On for 1s and O for
1s)
Both the DC and AC
are on, and the
SUN2000 is not
connected to the
power grid.
O Blinking green slowly The DC is o and the
AC is on.
Steady orange Steady orange The SUN2000 is
operating in the o-
grid mode.
Blinking orange slowly O The DC is on, and the
SUN2000 has no
output in the o-grid
mode.
Blinking orange slowly Blinking orange slowly The SUN2000 is
operating in the
overload in backup
mode.
O O Both the DC and AC
are o.
SUN2000-4.95KTL-JPL1
User Manual 2 Product Overview
Issue 05 (2023-02-17) Copyright © Huawei Technologies Co., Ltd. 16