System Power-On - Huawei SUN2000 Series User Manual

SUN2000-(20KTL, 29.9KTL, 30KTL, 36KTL, 40KTL)-
M3
User Manual

6.2 System Power-On

Prerequisites
● Before turning on the AC switch between the SUN2000 and the power grid,
check that the AC voltage is within the specified range using a multimeter.
● If the DC power supply is connected but the AC power supply is disconnected,
the SUN2000 will report a Grid Loss alarm. The SUN2000 can start properly
only after the power grid recovers.
Procedure
Step 1 Turn on the AC switch between the SUN2000 and the power grid.
Step 2 (Optional) Remove the locking screw beside the DC switch.
Figure 6-1 Removing the locking screw beside the DC switch
Step 3 Turn on the DC switch at the bottom of the SUN2000.
Step 4 Observe the LED indicators to check the operating status of the SUN2000.
Table 6-2 Indicator description
Category
Running
indicator
Issue 01 (2020-10-15)
NO TICE
Status
LED1
Steady green
Blinking green
slowly (on for 1s
and off for 1s)
Copyright © Huawei Technologies Co., Ltd.
LED2
Steady green
Off
6 Commissioning
Description
–
The SUN2000 is
operating in grid-
tied mode.
The DC is on and
the AC is off.
48