Photovoltaic Grid-Connected Inverter SG750MX
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- Min Order Qty:
- 50 unit
- Supply Capability:
- 1000 unit/month
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1. Structure of Photovoltaic Grid-Connected Inverter SG750MX 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, North America and Europe.
2. Main Features of the Photovoltaic Grid-Connected Inverter SG750MX
• Transformerless inverter, max. efficiency of 98.7%, CEC efficiency of 98.5% for SG800MX,max. efficiency of 98.6%, CEC efficiency of 98.0% for SG750MX
• Employing a patented thermal management system, the inverter is able to operate from -13˚F to 140˚F (-25˚C to 60˚C), and up to 19,600’ (6,000 m).
• High power density, small equipment footprint
• DC disconnect, AC circuit breaker, separate DC & AC cabinets
• Max. DC input voltage is 1000V, can be mounted on a skid or an e-house, giving maximum design flexibility and lowering installation costs
• Continuous active power control
• Advanced grid support functionality, meet grid requirements around the world
• Full remote and local power curtailment, PF, HVRT, LVRT, FRT controls via ModBus & Ethernet
• Designed for 20+ years of operating life
• NEMA4X electronics cabinet
3. Photovoltaic Grid-Connected Inverter SG750MX Images
4. Photovoltaic Grid-Connected Inverter SG750MX Specification
Input Side Data |
|
Max. PV input power | 850kW |
Max. PV input voltage | 1000V |
Start voltage | 520V |
Min. operation voltage | 500V |
Max. PV input current | 1600A |
MPP voltage range | 500~820V |
No. of DC inputs | 1, 6-12 |
PV array configuration | Negative ground (standard), Floating or Positive Ground (optional) |
Output Side Data |
|
Nominal AC output power | 750kW |
Max. AC output apparent power | 825kVA |
Max. AC output current | 1512A |
THD | <3% (nominal power) |
Nominal AC voltage | 315V |
AC voltage range | 277~347Vac |
Nominal grid frequency | 50/60Hz |
Grid frequency range | 47~52Hz/57~63Hz |
Power factor | >0.99@default value at nominal power, adj. 0.8 overexcited~0.8 underexcited |
Isolated transformer | No |
DC current injection | <0.5 % In |
Efficiency |
|
Max. efficiency | 98.60% |
European efficiency | 98.30% |
CEC efficiency | 98.00% |
Protection |
|
Input side disconnection device | DC load switch |
Output side disconnection device | Breaker |
DC overvoltage protection | Yes |
AC overvoltage protection | Yes |
Grid monitoring | Yes |
Ground fault monitoring | Optional |
Over temperature protection | Yes |
Insulation monitoring | Optional |
General Data |
|
Dimensions（W×H×D） | 2598x2164x1000mm |
Weight | 2340kg |
Operating ambient temperature range | -25~+60℃(＞55℃ derating) |
Noise emission | <70dB |
Night power consumption | <100W |
External auxiliary supply voltage | 480/600V(3/N/PE) |
Cooling method | Temperature controlled air-cooling |
Ingress protection rating | NEMA 3R（IP54） |
Allowable relative humidity range | 0~95% no condensing |
Max. operating altitude | 6000m (＞3000m derating) |
Fresh air consumption | 4425 m³/h |
Display | LCD |
Communication | RS485/Modbus, Ethernet(Opt.) |
5. FAQ of Photovoltaic Grid-Connected Inverter SG750MX
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 excess power production?
- A solar inverter handles excess power production by converting the surplus electricity generated by the solar panels into AC power, which can then be either used in the household or fed back into the grid for others to use.
- Q:What is the function of a solar inverter in a solar power system?
- The function of a solar inverter in a solar power system is to convert the direct current (DC) electricity generated by the solar panels into alternating current (AC) electricity, which is the type of electricity that is used in homes and businesses. This conversion allows the solar power system to feed electricity into the grid or power household appliances directly.
- Q:Can a solar inverter be used with thin-film solar panels?
- Yes, a solar inverter can be used with thin-film solar panels. Thin-film solar panels have different electrical characteristics compared to traditional crystalline solar panels, but a suitable solar inverter can be selected to match the voltage and current requirements of the thin-film panels.
- Q:What is the role of a remote monitoring system in a solar inverter?
- The role of a remote monitoring system in a solar inverter is to provide real-time data and analysis of the solar inverter's performance and energy generation. It allows for remote access and control, enabling the monitoring and management of the solar system from a central location. This includes monitoring the system's output, identifying and diagnosing any issues or faults, optimizing energy production, and ensuring overall system efficiency and reliability.
- 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 performance and efficiency of the solar PV system. It ensures that the solar panels are operating at their maximum power point, allowing them to generate the highest possible amount of electricity from the available sunlight. This control mechanism adjusts the voltage and current levels to match the load requirements, enabling the inverter to deliver the maximum power output to the grid or connected devices. By actively managing and regulating the power flow, maximum power control helps to maximize the overall energy production and utilization of the solar installation.
- Q:How does a solar inverter handle variations in solar panel cleanliness?
- A solar inverter does not directly handle variations in solar panel cleanliness. However, a decrease in solar panel cleanliness can lead to a decrease in the overall energy output of the solar system. This reduced energy input is then processed by the solar inverter, which converts it into usable electricity. Therefore, while a solar inverter itself does not handle the cleanliness of solar panels, it indirectly adapts to variations by adjusting the energy conversion process based on the input it receives from the panels.
- Q:What is the maximum DC voltage that a solar inverter can handle?
- The maximum DC voltage that a solar inverter can handle varies depending on the specific model and manufacturer. However, most modern solar inverters can typically handle DC voltages up to 1000 volts or higher. It is important to consult the manufacturer's specifications and guidelines to determine the exact maximum voltage rating for a particular solar inverter.
- Q:What are the key factors affecting the installation process of a solar inverter?
- There are several key factors that can affect the installation process of a solar inverter. Some of these factors include the location and orientation of the solar panels, the distance between the panels and the inverter, the type and capacity of the inverter, the wiring and electrical connections, and the availability of appropriate mounting structures. Additionally, factors such as local regulations, building codes, and safety considerations also play a crucial role in the installation process of a solar inverter.
- 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 electrical grid workers by preventing the solar inverter from energizing the grid during a power outage. It is designed to detect grid failures and immediately disconnect the solar system from the grid, avoiding a potentially dangerous situation known as islanding. This protection feature helps maintain the stability and integrity of the electrical grid and protects both the grid workers and the solar system itself.
- Q:What is the importance of surge protection in a solar inverter?
- Surge protection is crucial in a solar inverter as it safeguards the system against voltage spikes or power surges. These surges can occur due to lightning strikes, grid fluctuations, or other electrical disturbances, and can potentially damage the sensitive electronics in the inverter. Surge protection devices divert excessive voltage away from the solar inverter, preventing costly damage and ensuring the efficient and uninterrupted operation of the solar power system.
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Photovoltaic Grid-Connected Inverter SG750MX
- Ref Price:
-
- Loading Port:
- China Main Port
- Payment Terms:
- TT or LC
- Min Order Qty:
- 50 unit
- Supply Capability:
- 1000 unit/month
OKorder Service Pledge
OKorder Financial Service
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