• Grid Connected Solar Inverter 18000-20000TL3-HE System 1
  • Grid Connected Solar Inverter 18000-20000TL3-HE System 2
  • Grid Connected Solar Inverter 18000-20000TL3-HE System 3
Grid Connected Solar Inverter 18000-20000TL3-HE

Grid Connected Solar Inverter 18000-20000TL3-HE

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Loading Port:
Shekou
Payment Terms:
TT OR LC
Min Order Qty:
10 watt
Supply Capability:
10000 watt/month

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Grid Connected Solar Inverter 18000-20000TL3-HE


Wide input voltage, DC input voltage up to 1000V

Maximum efficiency of 99%

Internal DC switch

compact design, easy maintenance

MTL-string

IP65 compatible

Easy installation

DC surge arrestor optional

RS232/485 communication interface(Wi-Fi optional)


Grid Connected Solar Inverter 18000-20000TL3-HE


Grid Connected Solar Inverter 18000-20000TL3-HE


Grid Connected Solar Inverter 18000-20000TL3-HE





18000TL3-HE

20000TL3-HE

Input data
Max.DCpower18700W20800W
Max. DC voltage500V500V
Start voltage400V400V
PV voltage range580V-1000V580V-1000V
MPP voltage range
/nominal voltage
580V-1000V/580V580V-1000V/580V
Full load DC voltage range580-800V580-800V
Number of MPP trackers
/strings per MPP tracker
1/61/6
Max. input current/per string33A/33A33A/33A
Output (AC)

Rated AC output power
Max. AC apparent power
Max. output current
AC nominal voltage,range
AC grid frequency,range
Power factor
THDI
AC connection

18kW                        
18kVA
26A
3/N/PE,230V/400V
50/60Hz,45Hz-55Hz/55Hz-65Hz
0.8leading-0.8lagging
<3%
Three phase

20kW
20kVA
29A
3/N/PE,230V/400V
50/60Hz,45Hz-55Hz/55Hz-65Hz
0.8leading-0.8lagging
<3%
Three phase

Efficiency

Max. efficiency
Euro-eta
MPPT efficiency

99%
98.5%
99.5%      

99%
98.5%
99.5%

Protection Devices
DC reverse polarity protectionyesyes
DC switch rating for each MPPTyesyes
Output over current protectionyesyes
Output overvoltage
protection-varistor
yesyes
Ground fault monitoringyesyes
Grid monitoringyesyes
Integrated all-pole sensitive
leakagecurrent monitoring unit
yesyes
General data
Dimensions(W/H/D) in mm360/421/152360/421/152

Weight52KG52KG

Operating temperature range-25℃ ... +60℃-25℃ ... +60℃

Noise emission(typical)≤45dB(A)≤45dB(A)

Standby consumption/night consumption<0.5W<0.5W

TopologyTransformerlessTransformerless

Cooling conceptNaturalNatural

Environmental Protection ratingIP65IP65

Altitude2000m without derating2000m without derating

Relative Humidity0~95%0~95%

DisplayLCDLCD

Interface:RS232/RS485/
Bluetooth/RF/Wi-Fi
yes/yes/
opt/opt/opt
yes/yes/
opt/opt/opt


DC connectionH4/MC4(opt)H4/MC4(opt)

AC connectionScrew terminalScrew terminal

Warranty: 5years/10yearsyes/optyes/opt

Certificates and ApprovalsCE, VDE 0126-1-1, VDE-AR-N4105, G83,IEC 62109, CEI 0-21, AS4777, AS/NZS3100


Q: What is the impact of temperature on the performance of a solar inverter?
The impact of temperature on the performance of a solar inverter is significant. High temperatures can cause the efficiency of the inverter to decrease, resulting in a reduction in power output. This is due to the fact that electronic components inside the inverter operate less efficiently at high temperatures. Additionally, elevated temperatures can lead to increased thermal stress on the inverter, potentially shortening its lifespan. Therefore, it is important to carefully consider the temperature conditions and provide adequate cooling or ventilation for optimal performance and longevity of the solar inverter.
Q: How does a solar inverter handle overloading?
A solar inverter handles overloading by constantly monitoring the power output from the solar panels and the load demand. If the load demand exceeds the maximum capacity of the inverter, it will automatically reduce the power output or shut down to prevent any damage or overheating. This ensures the safety and optimal performance of the inverter and the connected devices.
Q: How does a solar inverter handle grid frequency deviations?
A solar inverter handles grid frequency deviations by continuously monitoring the frequency of the grid and adjusting its output accordingly. If the grid frequency deviates from the set nominal frequency, the inverter uses its internal control algorithm to regulate the power output from the solar panels to match the grid frequency. This ensures that the inverter stays synchronized with the grid and helps maintain stability in the overall power system.
Q: Can a solar inverter be used with batteries for energy storage?
Yes, a solar inverter can be used with batteries for energy storage. The solar inverter converts the DC (direct current) electricity generated by the solar panels into AC (alternating current) electricity that can be used to power household appliances. When connected to batteries, the excess solar energy generated during the day can be stored in the batteries for later use, such as during nighttime or when the solar panels are not producing enough electricity. This allows for a more efficient and reliable use of solar energy.
Q: What are the key features to consider when purchasing a solar inverter?
When purchasing a solar inverter, some key features to consider are the capacity and efficiency of the inverter, its compatibility with your solar panel system, the type of inverter technology used (such as string or microinverters), the warranty and reliability of the brand, and any additional features or smart capabilities offered by the inverter.
Q: Are there any specific installation requirements for solar inverters?
Yes, there are specific installation requirements for solar inverters. They need to be installed in a well-ventilated area, away from direct sunlight and extreme temperatures. Additionally, they should be mounted securely on a wall or a rack, with proper clearance for maintenance and airflow. The installation should follow electrical safety guidelines and be performed by a qualified professional.
Q: What is the power factor correction capability of a solar inverter?
The power factor correction capability of a solar inverter refers to its ability to adjust and optimize the power factor of the electricity it generates. This is important because a low power factor can cause inefficiencies and increase energy consumption. A good solar inverter should have a high power factor correction capability, meaning it can actively correct and improve the power factor, resulting in a more efficient utilization of electricity and reduced energy wastage.
Q: What is the role of maximum power control in a solar inverter?
The role of maximum power control in a solar inverter is to ensure that the photovoltaic (PV) system operates at its maximum power point (MPP) to optimize energy production. It continuously adjusts the operating voltage and current of the PV panels to maintain the MPP, despite changes in environmental conditions such as temperature and sunlight intensity. This control mechanism maximizes the efficiency and overall performance of the solar inverter, allowing it to extract the highest possible amount of energy from the solar panels.
Q: What is the role of galvanic isolation in a solar inverter?
The role of galvanic isolation in a solar inverter is to provide electrical safety and prevent potential hazards. It separates the input and output circuits electrically, using transformers or optocouplers, to eliminate any potential voltage differences, ground loops, or electrical noise that could cause damage to the inverter or connected devices. Additionally, galvanic isolation helps to protect against electric shocks and ensures the safety of both the system and individuals working with or around the solar inverter.
Q: Are there any limitations on the angle of the solar panels when using a solar inverter?
Yes, there are limitations on the angle of the solar panels when using a solar inverter. The optimal angle for solar panels is typically determined based on the geographical location and the season. Deviating too much from the recommended angle can result in decreased energy production.

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