Infinity Solar Inverter SG3K6TL-S

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1. Structure of Solar Photovoltaic Grid-Connected Inverter SG3K6TL-S Description

A solar inverter, or PV inverter, or Solar converter, converts the variable direct current (DC) output of a photovoltaic (PV) solar panel into

autility frequency alternating current (AC) that can be fed into a commercial electrical grid or used by a local, off-grid electrical network.

It is acritical BOS–component in a photovoltaic system, allowing the use of ordinary AC-powered equipment. Solar inverters have

special functions adapted for use with photovoltaic arrays, including maximum power point tracking and anti-islanding protection.

Suitable for 50Hz/60Hz grid, could be used in Asia, Africa and Europe. Available for hand installation, no need for lifting machinery

assistance.

2. Main Features of the Solar Photovoltaic Grid-Connected Inverter SG3K6TL-S

• Max. input voltage 600V, compatible with different PV panel and string design

• Only 9kg, easy for handling and installation

• Max. Efficiency at 98.0%

• Ultra-quiet, suitable for residential use

• Access to home WiFi system, easy to enjoy the online monitoring

• Wireless communication design, intelligent mobile phone local and remote monitoring

• Product certification: TÜV, CE, AS4777, AS/NZS 3100, VDE AR N 4105

• Manufacturer certification: ISO 9001, ISO 14001, OHSAS 18000

3. Solar Photovoltaic Grid-Connected Inverter SG3K6TL-S Images

Solar Photovoltaic Grid-Connected Inverter SG3K6TL-S 1. Structure of Solar Photovoltaic Grid-Connected Inverter SG3K6TL-S Descri

4. Solar Photovoltaic Grid-Connected Inverter SG3K6TL-S Specification

Input Side Data
Max. PV input power	3900W
Max. PV input voltage	600V
Startup voltage	150V
Nominal input voltage	345V
MPP voltage range	125~560V
MPP voltage range for nominal power	220~520V
No. of MPPTs	1
Max. number of PV strings per MPPT	2
Max. PV input current	18A
Max. current for input connector	20A
Output Side Data
Nominal AC output power	3680W
Max AC output power（PF=1）	3680W
Max. AC output apparent power	3680VA
Max. AC output current	16.0A
Nominal AC voltage	230Vac (Single phase)
AC voltage range	180~276Vac (May vary as per corresponding country’s grid standard)
Nominal grid frequency	50Hz/60Hz
Grid frequency range	45～55Hz/55～65Hz (May vary as per corresponding country’s grid standard)
THD	< 3 % (Nominal power)
DC current injection	<0.5 %In
Power factor	>0.99@default value at nominal power, (adj. 0.8 overexited~0.8 underexcited)
Protection
Anti-islanding protection	YES
LVRT	NO
DC reverse connection protection	YES
AC short circuit protection	YES
Leakage current protection	YES
DC switch	Optional
DC fuse	NO
Overvoltage protection	Varistors
System Data
Max. efficiency	98.00%
Max. European efficiency	97.50%
Isolation method	Transformerless
Ingress protection rating	IP65
Night power consumption	<1W
Operating ambient temperature range	-25~60℃ (>45℃ derating)
Allowable relative humidity range	0~100%
Cooling method	Natural cooling
Max. operating altitude	4000m (>2000m derating)
Display	LED, LCD(optional)
Communication	WiFi (optional)
DC connection type	MC4
AC connection type	Plug and play connector
Certification	IEC61000-6-2,IEC61000-6-3,
	AS/NZS3100,AS4777.2,AS4777.3
	VDE-AR-N-4105, VDE0126-1-1,CE,G83/2, C10/11,EN50438,CGC
Mechanical Data
Dimensions (W×H×D)	300370125 mm
Mounting method	Wall bracket
Weight	9kg

5. FAQ of Solar Photovoltaic Grid-Connected Inverter SG3K6TL-S

Q1. What is the difference between inverter and solar inverter?

A1. Inverter only has AC inpput, but solar inverter both connect to AC input and solar panel, it saves more power.

Q2. What is the difference between MPPT&PWM?

A2. MPPT has higher efficiency, it can track the max power point and won't waste energy.

Q:How does a solar inverter handle voltage regulation during fault conditions?: During fault conditions, a solar inverter typically handles voltage regulation by implementing various protective mechanisms. These mechanisms can include rapid shut-off of the inverter to disconnect the solar panels from the grid, as well as the activation of voltage control functions to stabilize the output voltage within specified limits. Additionally, some inverters may have built-in features like dynamic voltage support or reactive power injection to help regulate voltage during fault conditions and ensure grid stability.

Q:What is the maximum temperature range for a solar inverter?: The maximum temperature range for a solar inverter typically varies between -25°C to 60°C (-13°F to 140°F), although it can vary depending on the specific model and manufacturer.

Q:What happens to excess solar energy generated by the inverter?: Excess solar energy generated by the inverter can either be stored in batteries for later use or fed back into the grid, depending on the setup.

Q:Can a solar inverter be used in systems with different module types?: Yes, a solar inverter can be used in systems with different module types. Solar inverters are designed to convert the DC power generated by solar panels into usable AC power for homes or businesses. They typically have a wide input voltage range and are compatible with various module types, including monocrystalline, polycrystalline, and thin-film panels. However, it is essential to ensure that the inverter's specifications are compatible with the specific module types being used to optimize efficiency and performance.

Q:What is the cost of a solar inverter?: The cost of a solar inverter can vary depending on various factors such as the brand, size, capacity, and additional features. Generally, residential solar inverters can range from $500 to $2,000, while commercial or larger-scale inverters can cost several thousand dollars. It is recommended to consult with a solar installer or supplier to get an accurate cost estimate based on your specific requirements.

Q:How does the total harmonic distortion affect the performance of a solar inverter?: The total harmonic distortion (THD) can significantly impact the performance of a solar inverter. Higher levels of THD can cause electrical noise, which can interfere with the operation of sensitive equipment connected to the inverter. This can result in reduced efficiency, increased heat generation, and potential damage to the connected devices. Additionally, high THD can also lead to power quality issues, such as voltage and current distortions, which can further degrade the performance of the solar inverter and its associated components. Therefore, it is crucial to minimize THD to ensure optimal performance and reliability of the solar inverter system.

Q:What are the potential risks of overloading a solar inverter?: The potential risks of overloading a solar inverter include overheating, reduced lifespan of the inverter, and even permanent damage to the equipment. Overloading can also result in power fluctuations and instability in the electrical system, leading to potential safety hazards. It is crucial to ensure that the solar inverter is appropriately sized and capable of handling the electrical load to avoid these risks.

Q:Can a solar inverter be used in regions with high altitude conditions?: Yes, a solar inverter can be used in regions with high altitude conditions. However, it is important to consider certain factors such as temperature, air density, and potential voltage fluctuations that can affect the performance of the solar inverter at high altitudes. Specialized inverters or adjustments may be required to ensure optimal functioning in such conditions.

Q:Can a solar inverter be used with a solar-powered agriculture system?: Yes, a solar inverter can be used with a solar-powered agriculture system. A solar inverter is essential for converting the direct current (DC) electricity produced by solar panels into alternating current (AC) electricity required to power electrical devices and equipment used in the agriculture system. This allows for the efficient utilization of solar energy for various agricultural applications such as irrigation systems, pumps, lighting, and other electrical equipment.

Q:Can a solar inverter be used in areas with high levels of electromagnetic interference (EMI)?: Yes, a solar inverter can be used in areas with high levels of electromagnetic interference (EMI). However, it is important to ensure that the inverter is designed and equipped to handle such conditions. Certain models of solar inverters are specifically designed to mitigate the effects of EMI and provide reliable performance even in challenging electromagnetic environments.

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