Huawei SUN2000-20KTL User Manual

SUN2000 (8KTL-28KTL)
User Manual
7 LCD
Issue 07 (2014-07-30)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
99
7.2.13 Restoring Factory Settings
This topic describes how to restore factory settings for the SUN2000 on the monitoring panel.
After restoring factory settings is complete, all parameters except the current date and time
will restore the default factory settings. However, the operating information, alarm records,
and system logs do not change.
Context

Perform this operation with caution because all parameters except the current date and
time will restore to factory settings!

To ground PV arrays, install a three-phase four-wire isolation transformer and the
parameter of Isolation is set to Input Grounded, With TF.
Procedure

The following table describes the procedure for restoring factory settings. The parameter
values in the figures are for reference only.
LCD
Operation Procedure
1. On the default page, press to enter the
main menu.
2. Choose and press .

Huawei SUN2000-20KTL Specifications

General

Max. efficiency	98.6%
Rated AC output power	20, 000 W
Max. apparent power	22, 000 VA
No. of MPP trackers	2
Max. input voltage	1100 V
Protection degree	IP65
Max. DC Power	30, 000 W
Start Voltage	200 V
Nominal DC Voltage	600 V
Max. Input Current per MPPT	26 A
Nominal AC Grid Frequency	50 Hz / 60 Hz
Adjustable Power Factor Range	0.8 leading to 0.8 lagging
Total Harmonic Distortion (THD)	<3%
DC Reverse-Polarity Protection	Yes
AC Overcurrent Protection	Yes
AC Short-Circuit Protection	Yes
DC Insulation Resistance Detection	Yes
Residual Current Monitoring	Yes
AC Overvoltage Protection	Yes
DC Switch	Yes
Cooling Method	Natural Convection
AC output voltage	220 V / 380 V, 230 V / 400 V
MPPT operating voltage range	200 V - 1000 V
Operating temperature range	-25°C to +60°C
Relative Humidity	0% - 100%
Operating Altitude	Up to 4000 m
Surge Protection	Type II DC & AC