Photovoltaic Grid-Connected Inverter SG750MX
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- China Main Port
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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 voltage regulation during sudden load changes?
- A solar inverter handles voltage regulation during sudden load changes by continuously monitoring the voltage levels and adjusting the power output accordingly. When there is a sudden increase in load, the inverter will automatically increase its power output to meet the demand and maintain a stable voltage. Conversely, if there is a sudden decrease in load, the inverter will reduce its power output to prevent voltage spikes and maintain a consistent voltage level. This dynamic response allows the solar inverter to effectively regulate voltage during sudden load changes and ensure the stability and reliability of the solar power system.
- Q:Installation and maintenance of photovoltaic grid - connected inverter
- , any failure that affects the safety performance of the inverter must be immediately removed before turning on the inverter again.
- Q:What is the importance of insulation resistance measurement in a solar inverter?
- Insulation resistance measurement in a solar inverter is crucial as it helps ensure the safety and efficiency of the electrical system. By measuring the insulation resistance, any potential faults or deteriorations in the insulation can be detected, preventing electrical leakage or short circuits. This measurement also helps identify any insulation breakdowns that may compromise the performance and reliability of the solar inverter. Ultimately, insulation resistance measurement is essential for maintaining the integrity of the solar inverter and ensuring the safety of both the electrical system and the people using it.
- Q:Can a solar inverter be installed in a multi-storey building?
- Installing a solar inverter in a multi-storey building is indeed possible. The process of installation in such a building is similar to that in any other structure. Usually, the solar panels are placed on the rooftop or another open area that allows for maximum sunlight exposure. The solar inverter then converts the DC power generated by the panels into AC power. In a multi-storey building, the solar inverter can be positioned either on the rooftop or in a dedicated room or space on one of the floors. Factors like accessibility, ventilation, and proximity to the solar panels should be considered when deciding where to install it. Compliance with local building codes and regulations is crucial to ensure the inverter is placed in a safe and secure location. Furthermore, proper installation of the wiring and cabling necessary for connecting the solar panels to the inverter is essential. The vertical distance between the panels and the inverter should be taken into account. Additionally, precautions must be taken to prevent any harm or electrical risks during the installation process. By carefully planning and using appropriate installation techniques, a solar inverter can be readily installed in a multi-storey building. This installation will enable the utilization of solar energy and reduce electricity costs for the building's residents or occupants.
- Q:Can a solar inverter be used with a smart home system?
- Yes, a solar inverter can be used with a smart home system. Many modern solar inverters have the capability to integrate and communicate with smart home systems through protocols such as Wi-Fi, Bluetooth, or Zigbee. This integration allows users to monitor and control their solar energy production, consumption, and other related parameters using their smart home system's interface or mobile app.
- Q:How does a solar inverter handle variations in battery charge levels?
- A solar inverter manages variations in battery charge levels by continuously monitoring the battery voltage and adjusting the charging and discharging rates accordingly. It optimizes the power flow and ensures that the battery is neither overcharged nor depleted, thus maximizing its lifespan and efficiency.
- 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 allow for real-time monitoring and management of the solar power generation and inverter performance from a remote location. It provides valuable insights into the system's efficiency, troubleshooting capabilities, and helps ensure optimal performance and timely maintenance. Additionally, a remote monitoring system allows for data analysis, performance tracking, and can facilitate predictive maintenance to maximize the overall efficiency and longevity of the solar inverter system.
- Q:Can a solar inverter be used with solar-powered water pumps?
- Yes, a solar inverter can be used with solar-powered water pumps. A solar inverter is responsible for converting the direct current (DC) produced by solar panels into alternating current (AC) that can power electrical devices, including water pumps. This allows the solar panels to directly power the water pumps, making them suitable for off-grid or remote locations where access to electricity is limited.
- Q:Can a solar inverter be used with different types of solar panel mounting systems?
- Yes, a solar inverter can be used with different types of solar panel mounting systems. The function of a solar inverter is to convert the direct current (DC) produced by solar panels into alternating current (AC) that can be used to power household appliances or fed into the grid. The compatibility of the inverter with different mounting systems depends on the electrical specifications and requirements of the panels and the inverter. As long as the electrical connections and voltage requirements are met, a solar inverter can be used with various types of solar panel mounting systems such as roof-mounted, ground-mounted, or pole-mounted systems.
- Q:How does a solar inverter handle temperature variations?
- A solar inverter handles temperature variations by employing various cooling mechanisms such as heat sinks, fans, or liquid cooling systems. These components help dissipate excess heat generated during operation, ensuring the inverter remains within its optimal temperature range. Additionally, advanced inverters are equipped with temperature sensors that continuously monitor the internal temperature and adjust the system's performance to maintain efficiency and protect against overheating.
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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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