LIVOLTEK, Grid-tied inverter 3ph, 40KW, With SPD II & Wifi, 4MPPT
84,031 ₴
Published 4 days ago by Solar-Tech
84,031 ₴
In Generators category
вул. Стеценка, 14/44, Київ, Україна
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Grid-tied inverter LIVOLTEK 40 kW
The LIVOLTEK GT3-40KQ1 is a three-phase grid-tied inverter with a capacity of 40 kW, designed for commercial and industrial solar power plants. With four MPPT trackers, high efficiency, and built-in Wi-Fi, it provides flexibility in system design and stable power generation.
Main features:
-
Four MPPT trackers: allow efficient operation with different arrays of solar panels.
-
Built-in Wi-Fi and Ethernet support: convenient monitoring and control via a mobile app or web interface.
-
High efficiency: up to 98.5% — minimal energy losses.
-
SPD II protection and IP65: reliable operation during voltage surges and the possibility of outdoor installation in any weather conditions.
-
Wide MPPT voltage range (200–1000 V): compatibility with different types of solar modules.
-
Low nighttime power consumption: less than 1 W.
Technical specifications:
DC input characteristics
Number of MPPT trackers
4
Max. input current, (A)
25/25/25/25
Max. short-circuit current, (A)
40/40/40/40
Input voltage range, (V)
200-1000
Start-up input voltage, (V)
200
MPPT voltage range, (V)
200-800
Number of DC connectors
2+2+2+2
Maximum output power of PV generator, (kW)
60
AC output characteristics
Rated output power (AC), (W)
40000
Max. output power, (V/A)
48000
Output current, (A)
60
Grid connection (voltage range), (V)
3 phases + N + PE, 230/400 V
AC output frequency, (Hz)
50 / 60 ±5
Total harmonic distortion, (%)
< 3
Power factor (cos φ)
0.85 - 1
Other characteristics
Dimensions W×H×D, (mm)
595 × 485 × 235
Weight, (kg)
47
Protection rating
IP 65
Protection class
1
Overvoltage category
2/3
Nighttime consumption, (W)
< 1
Inverter construction
Transformerless
Cooling
Natural
Ambient temperature range, (°C)
-25 - +60
Allowable humidity, (%)
0-100
Max. altitude above sea level, (m)
4000
DC circuit connection technology
4 screw terminal connectors per positive (+/-) with cross-section 2.5-16 mm²
AC circuit connection technology
3-pole screw terminal connectors for AC with cross-section 2.5-16 mm²
Max. efficiency, (%)
98.1
EU efficiency, (%)
97.5
MPPT adaptation efficiency, (%)
> 99.9
Insulation measurement in the DC circuit
Yes
Behavior on restart
Operating point shift. Power limitation.
DC fuse
Yes
Reverse polarity protection
Yes
WLAN / Local Ethernet
Yes
6 inputs or 4 digital inputs/outputs
Control signal receiver interface
USB (Type A)
Type A (for firmware updates and data logging)
2 x RS422 (RJ45)
2 ports (RJ45)
Signal output
Present (for control and monitoring)
Data logger and web server
Included
External input
Present (for connecting external devices and meters)
RS485
Supported (for Modbus RTU and meter connection)
Read morePublished on 2026/10/11
Description
Grid-tied inverter LIVOLTEK 40 kW
The LIVOLTEK GT3-40KQ1 is a three-phase grid-tied inverter with a capacity of 40 kW, designed for commercial and industrial solar power plants. With four MPPT trackers, high efficiency, and built-in Wi-Fi, it provides flexibility in system design and stable power generation.
Main features:
-
Four MPPT trackers: allow efficient operation with different arrays of solar panels.
-
Built-in Wi-Fi and Ethernet support: convenient monitoring and control via a mobile app or web interface.
-
High efficiency: up to 98.5% — minimal energy losses.
-
SPD II protection and IP65: reliable operation during voltage surges and the possibility of outdoor installation in any weather conditions.
-
Wide MPPT voltage range (200–1000 V): compatibility with different types of solar modules.
-
Low nighttime power consumption: less than 1 W.
Technical specifications:
DC input characteristics
Number of MPPT trackers
4
Max. input current, (A)
25/25/25/25
Max. short-circuit current, (A)
40/40/40/40
Input voltage range, (V)
200-1000
Start-up input voltage, (V)
200
MPPT voltage range, (V)
200-800
Number of DC connectors
2+2+2+2
Maximum output power of PV generator, (kW)
60
AC output characteristics
Rated output power (AC), (W)
40000
Max. output power, (V/A)
48000
Output current, (A)
60
Grid connection (voltage range), (V)
3 phases + N + PE, 230/400 V
AC output frequency, (Hz)
50 / 60 ±5
Total harmonic distortion, (%)
< 3
Power factor (cos φ)
0.85 - 1
Other characteristics
Dimensions W×H×D, (mm)
595 × 485 × 235
Weight, (kg)
47
Protection rating
IP 65
Protection class
1
Overvoltage category
2/3
Nighttime consumption, (W)
< 1
Inverter construction
Transformerless
Cooling
Natural
Ambient temperature range, (°C)
-25 - +60
Allowable humidity, (%)
0-100
Max. altitude above sea level, (m)
4000
DC circuit connection technology
4 screw terminal connectors per positive (+/-) with cross-section 2.5-16 mm²
AC circuit connection technology
3-pole screw terminal connectors for AC with cross-section 2.5-16 mm²
Max. efficiency, (%)
98.1
EU efficiency, (%)
97.5
MPPT adaptation efficiency, (%)
> 99.9
Insulation measurement in the DC circuit
Yes
Behavior on restart
Operating point shift. Power limitation.
DC fuse
Yes
Reverse polarity protection
Yes
WLAN / Local Ethernet
Yes
6 inputs or 4 digital inputs/outputs
Control signal receiver interface
USB (Type A)
Type A (for firmware updates and data logging)
2 x RS422 (RJ45)
2 ports (RJ45)
Signal output
Present (for control and monitoring)
Data logger and web server
Included
External input
Present (for connecting external devices and meters)
RS485
Supported (for Modbus RTU and meter connection)
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