Solar Inverter Panel Photovoltaic Grid-Connected Inverter SG50KTL-M

Solar Inverter Panel Photovoltaic Grid-Connected Inverter SG50KTL-M System 1

Solar Inverter Panel Photovoltaic Grid-Connected Inverter SG50KTL-M

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1. Structure of Photovoltaic Grid-Connected Inverter SG50KTL-M 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 Photovoltaic Grid-Connected Inverter SG50KTL-M

• High flexibility for complex configurations due to 4 MPP trackers and a wide input voltage range

• High yields due to efficiency up to 98.9% and EU efficiency of 98.5%

• Output power up to 55kVA / 55kW(SG50KTL-M) and 66kVA / 66kW(SG60KTL-M) at power factor of 1

• Integrated combiner box: 12 x MC4 connector pairs with DC string fuses, Type II overvoltage protection and DC switch, more safety and lower the system cost

• Active power continuously adjustable (0~100%)

• Fulfill a variety of reactive power adjustment requirments with power factor 0.8overexited ~0.8 underexited

• Integrated LVRT and HVRT function

• Includes RS-485 interface, compatible with all common monitoring systems

• Product certification: TÜV, CE, G59/3, BDEW, CGC and GB-T19964

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

3. Photovoltaic Grid-Connected Inverter SG40KTL Images

Photovoltaic Grid-Connected Inverter SG50KTL-M

4. Photovoltaic Grid-Connected Inverter SG50KTL-M Specification

Side Data
Max. PV input power	56200W
Max. PV input voltage	1000V
Startup voltage	300V
Nominal input voltage	590V
MPP voltage range	300~950V
MPP voltage range for nominal power	500~850V
No. of MPPTs	4
Max. number of PV strings per MPPT	3
Max. PV input current	104A(26A/26A/26A/26A)
Max. current for input connector	12A
Output Side Data
Nominal AC output power	50000W
Max AC output power（PF=1）	55000W
Max. AC output apparent power	55000VA
Max. AC output current	80A
Nominal AC voltage	3/N/PE, 230/400Vac
AC voltage range	310~480Vac
Nominal grid frequency	50Hz/60Hz
Grid frequency range	45~55Hz /55~ 65Hz
THD	< 3 % (Nominal power)
DC current injection	<0.5 %In
Power factor	>0.99@default value at nominal power
Power factor	(adj. 0.8overexcited ~0.8underexited)
Protection
Anti-islanding protection	Yes
LVRT	Yes
DC reverse connection protection	Yes
AC short circuit protection	Yes
Leakage current protection	Yes
DC switch	Yes
DC fuse	Yes
Overvoltage protection	DC Type II DIN rail surge arrester(40kA)
System Data
Max. efficiency	98.90%
Max. European efficiency	98.50%
Isolation method	Transformerless
Ingress protection rating	IP65
Night power consumption	<1W
Operating ambient temperature range	-25~60℃(>50℃ derating)
Allowable relative humidity range	0~100%
Cooling method	Smart forced air cooling
Max. operating altitude	4000m (＞3000m derating)
Display	Graphic LCD
Communication	RS485
DC connection type	MC4
AC connection type	Screw Clamp terminal
Certification	VDE0126-1-1,EN62109-1,EN62109-2,G59/3,
Certification	BDEW,GB/T 19964, GB/T 29319
Mechanical Data
Dimensions（W×H×D）	665 * 906 * 256 mm
Mounting method	Wall bracket
Weight	70kg

5. FAQ of Photovoltaic Grid-Connected Inverter SG50KTL-M

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: Can a solar inverter be used in conjunction with a smart home system?: Yes, a solar inverter can be used in conjunction with a smart home system. In fact, many modern solar inverters are designed to integrate seamlessly with smart home technologies. This allows homeowners to monitor and control their solar energy production, consumption, and other connected devices through a centralized smart home system or smartphone app.

Q: How does a solar inverter handle anti-islanding protection?: A solar inverter handles anti-islanding protection by constantly monitoring the grid voltage. If the grid goes down or voltage drops below a certain threshold, the inverter automatically disconnects from the grid to prevent feeding power back into the grid during an outage. This ensures the safety of utility workers and prevents damage to the grid.

Q: Can a solar inverter be installed in a residential area?: Yes, a solar inverter can be installed in a residential area. In fact, residential areas are common locations for solar installations, including the installation of solar inverters. These inverters are responsible for converting the direct current (DC) electricity generated by solar panels into alternating current (AC) electricity that can be used by household appliances and fed back into the electrical grid. Installing a solar inverter in a residential area allows homeowners to harness the power of solar energy and reduce their reliance on traditional electricity sources.

Q: What is the role of a solar inverter in reactive power compensation?: The role of a solar inverter in reactive power compensation is to monitor and regulate the reactive power flow in the electrical system. It helps maintain a power factor closer to unity by injecting or absorbing reactive power as needed. This is crucial for improving the overall efficiency and stability of the grid, as well as reducing voltage fluctuations and line losses.

Q: Can a solar inverter be used with both AC and DC power sources?: No, a solar inverter is designed to convert DC power generated by solar panels into usable AC power for household or grid consumption. It cannot be used directly with DC power sources.

Q: Can a solar inverter be used with a solar-powered CCTV system?: Yes, a solar inverter can be used with a solar-powered CCTV system. A solar inverter is responsible for converting the direct current (DC) produced by solar panels into alternating current (AC) that can be used to power electrical devices. In the case of a solar-powered CCTV system, the solar inverter can convert the DC power generated by the solar panels into the AC power required to run the CCTV system, ensuring it functions properly.

Q: What is the role of a solar inverter in a residential system?: The role of a solar inverter in a residential system is to convert the direct current (DC) electricity produced by the solar panels into alternating current (AC) electricity that can be used to power household appliances and be fed into the electrical grid. It ensures efficient use of solar energy and enables easy integration of solar power into the existing electrical infrastructure of a home.

Q: What is the role of a solar inverter in a net metering system?: The role of a solar inverter in a net metering system is to convert the direct current (DC) electricity generated by the solar panels into alternating current (AC) electricity, which is compatible with the electrical grid. The inverter also synchronizes the solar system with the grid, ensuring that excess electricity generated by the solar panels is fed back into the grid, allowing for net metering and the possibility of earning credits for the surplus energy generated.

Q: Can a solar inverter be used with a solar-powered refrigerator?: Yes, a solar inverter can be used with a solar-powered refrigerator. The solar inverter is responsible for converting the direct current (DC) electricity generated by the solar panels into alternating current (AC) electricity, which is required to power the refrigerator. By using a solar inverter, the solar-powered refrigerator can operate efficiently and effectively by utilizing the solar energy collected from the panels.

Q: Can a solar inverter be used with a solar-powered cooling system?: Yes, a solar inverter can be used with a solar-powered cooling system. The solar inverter is responsible for converting the direct current (DC) power generated by the solar panels into alternating current (AC) power, which is required to operate the cooling system. By connecting the solar panels to the inverter, the generated solar energy can be efficiently utilized to power the cooling system, making it a sustainable and eco-friendly solution.

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