Sma Solar Inverter Photovoltaic Grid-Connected Inverter SG4KTL-S
- Ref Price:
-
- Loading Port:
- China Main Port
- Payment Terms:
- TT or LC
- Min Order Qty:
- 50000 unit
- Supply Capability:
- 3000000 unit/month
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1. Structure of Photovoltaic Grid-Connected Inverter SG4KTL-S 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 SG4KTL-S
• Max. input voltage 600V, compatible with different PV panel and string design
• Only 9kg, easy for handling and installation
• Max. Efficiency at 98.0%
• Ultra-quiet, suitable for residential use
• Access to home WiFi system, easy to enjoy the online monitoring
• Wireless communication design, intelligent mobile phone local and remote monitoring
• Product certification: TÜV, CE, AS4777, AS/NZS 3100, VDE AR N 4105
• Manufacturer certification: ISO 9001, ISO 14001, OHSAS 18000
3. Photovoltaic Grid-Connected Inverter SG4KTL-S Images
4. Photovoltaic Grid-Connected Inverter SG4KTL-S Specification
Input Side Data | |
| Max. PV input power | 4300W |
| Max. PV input voltage | 600V |
| Startup voltage | 150V |
| Nominal input voltage | 345V |
| MPP voltage range | 125~560V |
| MPP voltage range for nominal power | 240~520V |
| No. of MPPTs | 1 |
| Max. number of PV strings per MPPT | 2 |
| Max. PV input current | 18A |
| Max. current for input connector | 20A |
| Output Side Data | |
| Nominal AC output power | 4000W |
| Max AC output power（PF=1） | 4210W |
| Max. AC output apparent power | 4210VA |
| Max. AC output current | 18.3A |
| Nominal AC voltage | 230Vac (Single phase) |
| AC voltage range | 180~276Vac (May vary as per corresponding country’s grid standard) |
| Nominal grid frequency | 50Hz/60Hz |
| Grid frequency range | 45～55Hz/55～65Hz (May vary as per corresponding country’s grid standard) |
| THD | < 3 % (Nominal power) |
| DC current injection | <0.5 %In |
| Power factor | >0.99@default value at nominal power, (adj. 0.8 overexited~0.8 underexcited) |
| Protection | |
| Anti-islanding protection | YES |
| LVRT | NO |
| DC reverse connection protection | YES |
| AC short circuit protection | YES |
| Leakage current protection | YES |
| DC switch | Optional |
| DC fuse | NO |
| Overvoltage protection | Varistors |
| System Data | |
| Max. efficiency | 98.00% |
| Max. European efficiency | 97.50% |
| Isolation method | Transformerless |
| Ingress protection rating | IP65 |
| Night power consumption | <1W |
| Operating ambient temperature range | -25~60℃ (>45℃ derating) |
| Allowable relative humidity range | 0~100% |
| Cooling method | Natural cooling |
| Max. operating altitude | 4000m (＞2000m derating) |
| Display | LED, LCD(optional) |
| Communication | WiFi (optional) |
| DC connection type | MC4 |
| AC connection type | Plug and play connector |
| Certification | IEC61000-6-2,IEC61000-6-3, |
| AS/NZS3100,AS4777.2,AS4777.3 | |
| VDE-AR-N-4105, VDE0126-1-1,CE,G83/2，C10/11,EN50438,CGC | |
| Mechanical Data | |
| Dimensions（W×H×D） | 300*370*125 mm |
| Mounting method | Wall bracket |
| Weight | 9kg |
5. FAQ of Photovoltaic Grid-Connected Inverter SG4KTL-S
Q1:Which payment terms can you accept?
A1:T/T,L/C,Moneygram,Paypal are available for us.
Q2:Can we visit your factory?
A2:Sure,welcome at any time,seeing is believing.
- Q: Is it possible to monitor the performance of a solar inverter remotely?
- Yes, it is possible to monitor the performance of a solar inverter remotely. Many modern solar inverters come with built-in monitoring capabilities that allow users to track and analyze the system's performance from a remote location. This can be done through dedicated monitoring portals or mobile applications which provide real-time data on energy production, system efficiency, and any potential issues or faults. Remote monitoring enables users to optimize the performance of their solar inverter, identify any maintenance or operational requirements, and ensure the system is operating at its maximum potential.
- Q: Can a solar inverter be used with a smart home automation system?
- Yes, a solar inverter can be used with a smart home automation system. Many modern solar inverters are equipped with communication interfaces such as Wi-Fi or Zigbee, allowing them to integrate seamlessly with smart home automation systems. This integration enables homeowners to monitor and control their solar energy production, consumption, and storage remotely, and optimize their energy usage for increased efficiency and cost savings.
- Q: Can a solar inverter be used with different types of tracking systems?
- Yes, a solar inverter can be used with different types of tracking systems. The function of a solar inverter is to convert the DC (direct current) generated by the solar panels into AC (alternating current) that can be used to power electrical devices. As long as the tracking system is capable of generating DC power from the solar panels, the solar inverter can be used to convert it into usable AC power.
- Q: What is the role of a grid protection relay in a solar inverter?
- The role of a grid protection relay in a solar inverter is to monitor the performance and safety of the grid connection. It helps to ensure that the solar inverter operates within the specified parameters and protects the grid from any potential issues such as overvoltage, undervoltage, or frequency deviations. The relay acts as a safeguard by quickly disconnecting the solar inverter from the grid in case of any abnormalities, preventing any damage to the inverter or the grid itself.
- Q: Can a solar inverter be used with solar-powered outdoor lighting?
- Yes, a solar inverter can be used with solar-powered outdoor lighting. The solar inverter is responsible for converting the direct current (DC) produced by the solar panels into alternating current (AC) that is suitable for powering outdoor lighting fixtures. By using a solar inverter, the solar energy collected during the day can be efficiently utilized to power outdoor lighting systems during the night.
- Q: Can a solar inverter be used with different battery chemistries?
- Yes, a solar inverter can be used with different battery chemistries as long as the inverter is compatible with the specific chemistry. However, it is important to ensure that the inverter is designed to support and optimize the charging and discharging characteristics of the specific battery chemistry being used for optimal performance and longevity.
- Q: What are the safety features of a solar inverter?
- The safety features of a solar inverter typically include protection against overvoltage, overcurrent, and short-circuit conditions. They also often have built-in ground fault protection and insulation monitoring to detect any faults in the system. Additionally, many solar inverters have anti-islanding features to prevent them from operating during a power outage, ensuring the safety of utility workers.
- Q: Can a solar inverter be used with smart home systems?
- Yes, a solar inverter can be used with smart home systems. Smart home systems are designed to integrate and control various devices and appliances, including solar inverters. By connecting the solar inverter to a smart home system, users can monitor and manage their solar energy production, track energy consumption, and optimize energy usage for maximum efficiency. This integration allows for greater control and automation of the solar power system within the smart home ecosystem.
- Q: In a photovoltaic grid-connected project, the role of the inverter is to convert the voltage into AC 220V or 380V for the grid, since the transformer will raise the voltage again
- Self-use, do you mean off-grid system? Or else? Europe and Sweden side of the grid project electricity situation is also self-use? If not for their own use or spontaneous use is not used up, sent to other places electricity, you need a transformer?
- Q: Generally a large grid-connected photovoltaic power plant will have several inverters
- , This method is simple to design, easy maintenance, but also for the power grid harmonics smaller, good power quality!
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Sma Solar Inverter Photovoltaic Grid-Connected Inverter SG4KTL-S
- Ref Price:
-
- Loading Port:
- China Main Port
- Payment Terms:
- TT or LC
- Min Order Qty:
- 50000 unit
- Supply Capability:
- 3000000 unit/month
OKorder Service Pledge
OKorder Financial Service
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