• 500KW Solar Inverter For Solar Power Plant or Solar Power System without Transformer System 1
  • 500KW Solar Inverter For Solar Power Plant or Solar Power System without Transformer System 2
  • 500KW Solar Inverter For Solar Power Plant or Solar Power System without Transformer System 3
  • 500KW Solar Inverter For Solar Power Plant or Solar Power System without Transformer System 4
  • 500KW Solar Inverter For Solar Power Plant or Solar Power System without Transformer System 5
500KW Solar Inverter For Solar Power Plant or Solar Power System without Transformer

500KW Solar Inverter For Solar Power Plant or Solar Power System without Transformer

Ref Price:
$22,000.00 - 24,750.00 / unit get latest price
Loading Port:
China main port
Payment Terms:
TT or LC
Min Order Qty:
10 unit
Supply Capability:
1000 unit/month

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1. Structure of 500KW Solar Inverter for Solar Power Plant or Solar Power System without Transformer Description

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

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

a critical 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. 

 

2. Main Features of 500KW Solar Inverter for Solar Power Plant or Solar Power System without Transformer

•  With the advanced system intelligence, highly speed MPPT technology, industrial-grade engineeringand compete fault

    protections,Sunforest series central commercial inerters maximize system uptime and power production, even in harshest

    environments

• DSP-controlled IGBT circuitry to achieve high efficiency, reliability and low installing cost.

•  Sunforest KT series grid-tied inverters are integrated with an isolatin transformer

• Multiple work mode, SVG(Static Var Generator) mode, Anti-Reverse power control mode

 

Utility-read features

•  Open communication protocol, good compatible with any third-party monitoring system and easily integrated into SCADA

   systems

•  Remote control of real and reactive power

•  LVRT(Low voltage ride through)

•  Power factor control

•  Simplified grid interconnection

 

Optimal MPPT technology

•  Rapid and accurate control boost PV plant KWH yield

•  Provides a wide range of operation voltage

 

 

3. 500KW Solar Inverter for Solar Power Plant or Solar Power System without Transformer Images

 

 

4. 500KW Solar Inverter for Solar Power Plant or Solar Power System without Transformer Specification

Max. DC Input Power

285KW

570KW

715KW

Max DC Voltage

1000Vdc

MPPT Operating Range

450~820Vdc

Number of Parallel Inputs

5

12

Number of MPP Trackers

1

Max. Input Current

600A

1200A

1400A

Nominal Output Power

250KW

500KW

630KW

Max. Output Power

275KW

550KW

693KW

Nominal Output Current

535A

1070A

1155A

Max. Output Current

589A

1177A

1270A

Nominal AC Output Voltage

270Vac

270Vac

315Vac

AC Output Voltage Range

243~297Vac

283~347Vac

AC Grid Frequency Range

50Hz

Power Factor (cosφ)

0.9(leading)~0.9(lagging)

THDI

<3%

Max.efficiency

98.40%

98.50%

98.60%

Euro.efficiency

98.00%

98.00%

98.20%

MPPT. efficiency

99.90%

99.90%

99.90%

Operating Temperature

-25°C~+60°C(derated power above50°C)

Altitude

6000m(derated power above 3000m)

Noise (typical)

<65dB(A)

Operating Consumption

<100W

Electrical Isolation

Transformerless

Cooling Concept

Fan Cooling

Protect Level

IP20

Communication

RS485

Dimension (W×D×H)(mm)

1000*900*1850

1700*900*1850

1700*900*1850

Weight (Kg)

890

1427

1677

 

5. FAQ of 500KW Solar Inverter for Solar Power Plant or Solar Power System without Transformer

Q1:Can we visit your factory?

    A1:Sure,welcome at any time,seeing is believing.

Q2:Which payment terms can you accept?

    A2:T/T,L/C,Moneygram,Paypal are available for us.

Q:What is the role of a bypass switch in a solar inverter?
The role of a bypass switch in a solar inverter is to provide an alternate path for the solar energy to flow in case of a fault or failure in the inverter. It allows the solar power to bypass the inverter and directly feed into the grid or another designated load, ensuring continuous power supply and preventing any disruptions in the system.
Q:What is the role of a solar inverter in voltage and frequency regulation during grid disturbances?
The role of a solar inverter in voltage and frequency regulation during grid disturbances is to ensure stable and reliable power supply from solar panels to the grid. It monitors the voltage and frequency of the grid and adjusts the output of the solar panels accordingly to maintain a consistent and synchronized power flow. This helps to prevent power fluctuations and protect the grid from disturbances, ensuring efficient and safe operation of the electrical system.
Q:How does a solar inverter protect against overvoltage?
A solar inverter protects against overvoltage by continuously monitoring the voltage levels of the solar panels. If the voltage exceeds a certain threshold, the inverter automatically reduces the power output or disconnects from the grid to prevent damage to the system and ensure the safety of the electrical components.
Q:Can a solar inverter be used in conjunction with a power factor correction device?
Yes, a solar inverter can be used in conjunction with a power factor correction device. The power factor correction device is designed to improve the power factor of the electrical system and optimize the efficiency of energy usage. When connected to a solar inverter, it helps to correct the power factor of the solar power system, ensuring better utilization of the generated solar energy and reducing any potential power losses.
Q:What are the key factors affecting the compatibility of a solar inverter with other system components?
The key factors affecting the compatibility of a solar inverter with other system components include the voltage and frequency requirements of the inverter, the capacity and type of the solar panels being used, the type and capacity of the battery storage system, and the overall electrical load of the system. Additionally, the communication protocols and interfaces supported by the inverter and other components play a crucial role in ensuring compatibility and seamless integration within the system.
Q:How does a solar inverter protect against overvoltage and overcurrent?
A solar inverter protects against overvoltage by continuously monitoring the voltage levels of the solar panels and adjusting the conversion process to ensure that the output voltage remains within a safe range. In case of overvoltage, the inverter automatically reduces the power output or shuts down to prevent damage to the system. Similarly, the inverter safeguards against overcurrent by constantly monitoring the current flowing through the system. If the current exceeds the safe limits, the inverter utilizes protective measures such as reducing the power output, regulating the current, or triggering a shutdown to prevent any potential damage to the solar panels or connected devices.
Q:What is the role of a fault detection system in a solar inverter?
The role of a fault detection system in a solar inverter is to monitor the performance and health of the inverter and solar panels, and to detect any faults or abnormalities that may occur during operation. It helps to identify issues such as short circuits, voltage fluctuations, overheating, or component failures, which can affect the efficiency and safety of the solar power system. By quickly identifying and alerting the user or system operator about these faults, the fault detection system allows for timely maintenance or repair, ensuring optimal performance and longevity of the solar inverter.
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 is the role of anti-islanding protection in a solar inverter?
The role of anti-islanding protection in a solar inverter is to ensure the safety of utility workers and prevent damage to the electrical grid in the event of a power outage. It detects when the grid goes down and immediately shuts off the solar inverter, preventing it from continuing to generate electricity and potentially sending power back into the grid. This feature is essential to avoid the risk of electricity flowing into the grid, which could pose a danger to technicians working on power lines and disrupt the stability of the electrical system.
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 optimize the power output of the photovoltaic (PV) system by continuously tracking the maximum power point (MPP) of the solar panels. This control mechanism ensures that the inverter extracts the maximum amount of energy from the PV array, despite variations in solar irradiation and temperature. By constantly adjusting the inverter's operating conditions to match the MPP, maximum power control maximizes the overall efficiency and performance of the solar power system.

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