Huawei SUN2000-40KTL-M3 User Manual

Check Item Check Method Maintenance
Interval
Grounding
reliability
Check whether ground cables are
securely connected.
6 months after the
rst commissioning
and once every 6 to
12 months after that
Sealing Check whether all terminals and ports
are properly sealed.
Once 12 months
Vegetation
around the
inverter
● Perform inspection and weeding as
required.
● Clean the site promptly after
weeding.
Based on the local
wilting season
8.3 Alarm Reference
For details about alarms, see Inverter Alarm Reference.
SUN2000-(20KTL, 29.9KTL, 30KTL, 36KTL, 40KTL)-
M3
User Manual 8 Maintenance
Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd. 82

Huawei SUN2000-40KTL-M3 Specifications

General

Max. Efficiency	98.7%
European Efficiency	98.4%
Max. Input Voltage	1100 V
MPPT Operating Voltage Range	200 V - 1000 V
Max. Input Current per MPPT	26 A
Number of MPPTs	4
Rated Output Power	40000 W
Rated AC Voltage	400 V
Rated AC Frequency	50 Hz / 60 Hz
Adjustable Power Factor Range	0.8 leading - 0.8 lagging
Total Harmonic Distortion (THD)	<3%
DC Reverse-Polarity Protection	Yes
AC Overcurrent Protection	Yes
DC Surge Protection	Type II
AC Surge Protection	Type II
Insulation Monitoring	Yes
Residual Current Monitoring	Yes
DC Switch	Yes
Protection Class	IP66
Operating Temperature Range	-25°C to +60°C
Relative Humidity (Operating)	0% - 100%
Cooling	Natural Convection
Max. Apparent AC Power	44000 VA
AC Voltage Range	320 V - 480 V
Operating Altitude	4000 m
Display	LED Indicators
Communication	RS485, WLAN
Weight	43 kg
Max. DC Power	60000 W