Powering On The System - Huawei SUN2000-M0 Series User Manual

SUN2000-(5KTL, 6KTL)-M0
User Manual

6.2 Powering On the System

Precautions
Before turning on the AC switch between the SUN2000 and the power grid, use a multimeter
set to the AC position to check that the AC voltage is within the specified range.
Procedure
Step 1 Turn on the AC switch between the SUN2000 and the power grid.
If you perform
starts normally only after the fault is automatically rectified.
Step 2 Set the DC SWITCH at the bottom of the SUN2000 to the ON position.
Step 3 Wait for about 1 minute, and then observe the LED indicators of the inverter to check the
running status.
Table 6-2 LED indicator description
Issue 03 (2019-07-19)
Step 2 before
Category Status
Running LED 1
indication
Steady green
Blinking green at
long intervals (on
for 1s and then
off for 1s)
Blinking green at
long intervals (on
for 1s and then
off for 1s)
Off
Off
Blinking red at
short intervals
(on for 0.2s and
then off for 0.2s)
Copyright © Huawei Technologies Co., Ltd.
Step 1, the SUN2000 reports a Grid Loss alarm. The SUN2000
LED 2
Steady green
Off
Blinking green at
long intervals (on
for 1s and then
off for 1s)
Blinking green at
long intervals
Off
N/A
6 Commissioning
Meaning
N/A
The SUN2000 is operating in
grid-tied mode.
The DC is on and the AC is
off.
The DC is on, the AC is on,
and the SUN2000 is not
exporting power to the power
grid.
DC is off and AC is on.
DC and AC are both off.
DC environmental alarm
52