Solar Inverter Panel Photovoltaic Grid-Connected Inverter SG50KTL-M
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- Min Order Qty:
- 500000 unit
- Supply Capability:
- 3000000 unit/month
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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
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 |
(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, |
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: What is the typical lifespan of the capacitors in a solar inverter?
- The typical lifespan of capacitors in a solar inverter can vary depending on various factors such as the quality of the components used, the operating conditions, and the amount of stress placed on the capacitors. However, on average, the lifespan of capacitors in a solar inverter can be expected to be around 10 to 15 years. Capacitors are electronic components that store and release electrical energy, and they play a crucial role in the functioning of a solar inverter. They help regulate voltage, smooth out fluctuations in power, and provide stability to the electrical system. The lifespan of capacitors in a solar inverter is influenced by several factors. One of the most significant factors is the quality of the capacitors themselves. Higher quality capacitors tend to have better performance and durability, resulting in a longer lifespan. Cheaper or lower-quality capacitors may degrade or fail more quickly. Another factor that affects the lifespan of capacitors is the operating conditions. Solar inverters are typically installed outdoors, exposed to temperature variations, moisture, and other environmental factors. Extreme temperatures, excessive humidity, or exposure to direct sunlight can potentially accelerate the deterioration of capacitors and reduce their lifespan. Additionally, the stress placed on the capacitors can impact their lifespan. This stress can be caused by factors such as voltage fluctuations, high-frequency switching, or overloading of the inverter. If a solar inverter is operated beyond its design limits or experiences frequent power fluctuations, it can put additional strain on the capacitors, potentially leading to premature failure. Regular maintenance and monitoring of the solar inverter can help identify any potential issues with the capacitors and address them promptly. Some manufacturers may offer warranties or provide information on the expected lifespan of their capacitors, which can give an indication of their durability. In summary, the typical lifespan of capacitors in a solar inverter is around 10 to 15 years, but this can vary depending on factors such as component quality, operating conditions, and stress placed on the capacitors. Regular maintenance and monitoring can help ensure the longevity and optimal performance of the capacitors in a solar inverter system.
- Q: What are the safety considerations when installing a solar inverter?
- When installing a solar inverter, there are several important safety considerations to keep in mind. Firstly, it is crucial to ensure that the power supply to the inverter is completely disconnected before beginning the installation process. This helps to prevent any electrical shocks or accidents. Additionally, it is important to follow the manufacturer's instructions and guidelines precisely to ensure a safe installation. Another key safety consideration is to make sure that the inverter is properly grounded to prevent the risk of electrical faults or fires. Finally, it is advisable to work with a qualified and experienced electrician to ensure that the installation is done correctly and in compliance with local electrical codes and regulations.
- Q: How does a solar inverter handle temperature variations?
- A solar inverter is designed to handle temperature variations by incorporating advanced thermal management systems. These systems ensure that the inverter operates within a specified temperature range, typically between -25 to 60 degrees Celsius. The inverter uses internal fans, heat sinks, and sometimes liquid cooling mechanisms to dissipate heat generated during operation. Additionally, the inverter may have temperature sensors that monitor the internal and external temperatures, allowing it to adjust its performance and efficiency accordingly. This temperature management enables the solar inverter to operate optimally and maintain its reliability even in extreme temperature conditions.
- Q: Can a solar inverter be used with solar-powered water heaters?
- No, a solar inverter cannot be used with solar-powered water heaters as they operate on different principles. Solar inverters are designed to convert the direct current (DC) generated by solar panels into alternating current (AC) for use in residential or commercial electrical systems. On the other hand, solar-powered water heaters use sunlight directly to heat water, without the need for converting DC to AC. Therefore, these two systems are not compatible with each other.
- Q: Can a solar inverter be used in low light conditions?
- Yes, solar inverters can still be used in low light conditions. However, the efficiency of the solar inverter may be reduced as it relies on sunlight to convert solar energy into usable electricity.
- Q: How does a solar inverter handle voltage regulation during high demand?
- A solar inverter handles voltage regulation during high demand by carefully monitoring the voltage levels from the solar panels and adjusting its output accordingly. When there is high demand, the inverter can increase the voltage to meet the required levels. Additionally, some advanced inverters also have features like reactive power control and voltage regulation algorithms to ensure stable voltage supply during high demand situations.
- 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. A solar inverter is responsible for converting the direct current (DC) electricity generated by solar panels into alternating current (AC) electricity that can be used to power various appliances, including cooling systems. By integrating a solar inverter into a solar-powered cooling system, the system can effectively harness solar energy to operate and provide cooling without relying on external power sources.
- Q: How does a solar inverter communicate with other system components?
- A solar inverter communicates with other system components through various methods such as wired connections or wireless technologies like Wi-Fi or Bluetooth. It exchanges information with components like solar panels, batteries, and control systems to monitor and regulate the flow of electricity, optimize energy production, and ensure safe and efficient operation of the solar power system.
- Q: Can a solar inverter be used with concentrated photovoltaic systems?
- Yes, a solar inverter can be used with concentrated photovoltaic systems. A solar inverter is responsible for converting the direct current (DC) electricity generated by the photovoltaic panels into alternating current (AC) electricity that can be used to power electrical devices. This conversion process remains the same regardless of the type of photovoltaic system being used, including concentrated photovoltaic systems. Therefore, a solar inverter is an essential component for converting the DC electricity produced by concentrated photovoltaic systems into usable AC electricity.
- Q: How does a solar inverter handle voltage fluctuations?
- A solar inverter handles voltage fluctuations by constantly monitoring the input voltage from the solar panels and adjusting its output voltage accordingly. It maintains a stable output voltage even when there are fluctuations in the input voltage, ensuring that the electricity generated by the solar panels is suitable for use in the electrical grid or for powering appliances.
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Solar Inverter Panel Photovoltaic Grid-Connected Inverter SG50KTL-M
- Ref Price:
-
- Loading Port:
- China Main Port
- Payment Terms:
- TT or LC
- Min Order Qty:
- 500000 unit
- Supply Capability:
- 3000000 unit/month
OKorder Service Pledge
OKorder Financial Service
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