Off-Grid Solar Inverter 10KVA-120KVA Made In China High Intelligence
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Off-Grid Solar Inverter 10KVA-120KVA
EA-GF series products use high speed DSP control unit, advanced high speed IGBT, MOSFET components, with pulse width modulation (SVPWM) technique disturbance type MPPT control, and double conversion system configuration. Under high-speed DSP system control, the system can quickly track panels to do high-power, load change and efficient multi-level control system, even if the mains input voltage and frequency suddenly change, over/under voltage, or power disturbances, it also can ensure provide the load with regulated voltage and frequency power. System has a reliable, environmentally friendly, high intelligence and other characteristics.
Villa, hotel, residential security, large base station, office, small manufacturing enterprises, computing centers, industrial automation equipment, network room, IDC data center, banking equipment, securities, health care, transportation, petrochemical and other solar systems.
● High reliability:
※ High-speed micro-controller DSP digital control technology to achieve real-time control, parameter setting, data detection, self-test function to ensure high reliable operation of the system.
※ With high speed switching characteristic, high voltage, high current, low internal resistance, low dissipation IGBT, MOSFET power components based, to ensure system security and reliability.
● N+1 modularized MPPT tracking system:
※ Multipath MPPT control system access, independent input, operation. More suitable for roof project, to improve power generation efficiency of the panels.
● PV proactive power supply function:
After detects PV energy, system will enter MPPT status automatically, and it will also adjust the power distribution, priority in the use of PV energy.
● Intelligent battery management system:
※ In this system, AC rectifier 、MPPT controller controlled by intelligent data exchange and communication system，user can set the battery capacity by themselves；battery configuration can be set by the operator interface，system will automatically
adjust the charging current ,charging voltage and charging mode.
※ In special cases，international technical engineer can adjust the charging rate and battery number according to the system configuration.
● Plenteous communication interface:
※ RS485、RS232 (standard)，SNMP(Option).
※ Input dry contacts to switch on/off inverter, clear abnormal, EPO remotely. Output dry contacts singles for remote alarm.
● Intelligent storage staggering features:
System with intelligent peak load shifting function, the user can set the appropriate time period electricity according to the local electricity policy, to achieve load shifting features directly in order to bring economic value;
Model | 10KVA | 20KVA | 30KVA | 40KVA | 50KVA | 60KVA | 80KVA | 100KVA | 120KVA | |
Rated Power（KW） | 9KW | 18KW | 27KW | 36KW | 45KW | 54KW | 72KW | 90KW | 108KW | |
Rated Current (A) | 15A | 30A | 45A | 60A | 76A | 91A | 133A | 151A | 182A | |
Output Power Factor | 0.9 | |||||||||
Rated Input Voltage | 380V±20% | |||||||||
Rated Output Voltage | 380V±1% | |||||||||
Battery Voltage | 360Vdc | |||||||||
Battery Quantity | 30 units, 12V | |||||||||
Working Mode | PV、AC replenish | |||||||||
PV Input | Max Voltage | 750Vdc | ||||||||
Best Working Voltage(Vmp) | 444-550Vdc | |||||||||
Float Charging Voltage | 414V±1% | |||||||||
Max Efficiency | ≥98% | |||||||||
Equalize Charging Voltage | 428V±1% | |||||||||
Max Current | 40A | 60A | 120A | 180A | 240A | 300A | 360A | |||
PV Input Ways | 1+1(reserved) | 2+1(reserved) | 3+1(reserved) | 4+4(reserved) | 5+3(reserved) | 6+2(reserved) | ||||
MPPT Modular | 1+1(reserved) | 2+1(reserved) | 3+1(reserved) | 4+4(reserved) | 5+3(reserved) | 6+2(reserved) | ||||
AC Rectifier | Input Voltage Range | Three phases 380V ±20%（-10%~+20% can charge the battery） | ||||||||
Rated Frequency | 50 Hz / 60Hz（can be set backstage） | |||||||||
Frequency Range | 50Hz/60Hz±5Hz | |||||||||
Soft Start | 0-100% 10s | |||||||||
Power Factor | 0.8 | |||||||||
Float Charging Voltage(20℃) | 410V±1% | |||||||||
Max Voltage | 415V±1% | |||||||||
Max Charging Current(A) Battery Capacity Allowed | 12 | 25 | 38 | 50 | 62 | 75 | 80 | 100 | 120 | |
Inverter | Inverter Voltage | Three phases four lines +G 380Vac | ||||||||
Phase Voltage Setting | 220-230-240Vac（can be set backstage） | |||||||||
Output Voltage Accuracy | ±1% | |||||||||
Voltage Transients Range | ±5% | |||||||||
Transient Recovery Time | 20ms | |||||||||
Rated Frequency | 50Hz/60Hz±1% | |||||||||
Frequency Tracking Range | 50Hz/60Hz±3Hz | |||||||||
Crest Factor | 3:1 | |||||||||
Wave | Pure sine wave | |||||||||
THD | ≤3%（linear load） | |||||||||
Voltage Unbalance Degree | ±3%（100%unbalance load） | |||||||||
Overload | ≥105%-110%: transfer to bypass 1 hours later, recover when reduce load ≥110%-125%: transfer to bypass10 min later, recover when reduce load ≥125%-150%: transfer to bypass 1 min later, recover when reduce load ≥150%: transfer to bypass 10 s later, recover when user confirmed ≥200%: shutdown immediately, recover when user confirmed | |||||||||
Short Circuit | System current limited, shut down immediately, boot by user | |||||||||
Max Efficiency % | ≥90% | ≥91% | ≥92% | ≥92% | ≥93% | ≥93% | ≥93% | ≥93% | ≥93% | |
Bypass | Rated Voltage(V) | Three phases four lines+G 380Vac | ||||||||
Voltage Range | ±20% | |||||||||
Rated Frequency(Hz) | 50/60Hz±5Hz | |||||||||
Max Current | 19 | 38 | 57 | 76 | 95 | 114 | 122 | 152 | 182 | |
Battery Management | End of Discharge | 315VDC | ||||||||
Charging Current Setting | Factory setting is 0.15C10 ; user can set 0.05-0.3 C10 | |||||||||
Charging Current Setting | Equalizing charging and float charging automatically transfer, automatic temperature compensation for battery (when battery detection not connected, default environment temperature) | |||||||||
Staggering Depth of Discharge Settings | 1.85V-2.1V; can be set by user | |||||||||
Transfer Time | Inverter/Bypass Transfer Time | 0ms | ||||||||
Inverter/Bypass Transfer Time | 0ms | |||||||||
Communication Interface | Remote Control Input | Inverter on、off、abnormal clear、emergency power off | ||||||||
PC Monitoring Interface | RS232、RS485、SNMP (optional) | |||||||||
Dry Contact | Bypass input abnormal、rectifier input abnormal、system fault、system warning、 low battery、overload 、fans fault、generator ON/OFF | |||||||||
Environment | Operation Temperature | 0-42℃ | ||||||||
Max. Relative Humidity | 90% (non condensed) | |||||||||
Max. Working Altitude | 1000m (100 m higher, 1% derated; max 4000m) | |||||||||
Other | Cooling Way | Forced ventilation (Fans speed varies with the load) | ||||||||
Noise(1m varies with load and temperature )dB | 65 | |||||||||
Mean Time Between Failures(MTBF) | 200,000 hours | |||||||||
Defend Grade(EN60529) | IP20 | |||||||||
Power Line Input | Bottom | |||||||||
Standard | IEC62040-1-1、EN62109-1:2010, EN62109-2:2011 | |||||||||
Dimensions(WxDxH)mm | 600×700×1750 | 1000×800×1700 | ||||||||
Packing Dimensions(WxDxH)mm | 690×790 ×1850 | 1090×890 ×1800 | ||||||||
Weight | 250 | 280 | 300 | 320 | 345 | 360 | 400 | 420 | 445 | |
· Q. What is an UPS and What it is for ?
An uninterruptible power supply (UPS) is a device that allows your computer or telephone switch or critical equipement to keep running for at least a short time or longer time when the primary power source is lost. It also provides protection from power surges, spikes, brownouts, interference and other unwanted problems on the supported equipment.
· Q. How long the UPS to run when power goes?
This can take 3 paths.
1.You can pick a UPS that is rated for pretty much the full VA you need so it will be running at 100% of capability and will thus last 'n' minutes.
2.You can pick a UPS that is rated at a much higher VA value than you really need so, for example, is running at 50% of capability and will thus last for longer than the UPS from option 1.
3．You can use extra external battery packs to run for longer. If charging capability allows, the more and the bigger batteries you take with, the longer time UPS runs.
or using a generator after about 6 hours, it will be more cost-effective, with a short runtime UPS to bridge the generator start-up gap.
- Q:How does a solar inverter handle power quality issues in the grid?
- A solar inverter handles power quality issues in the grid by continuously monitoring the electricity it receives from the grid. If it detects any power quality issues such as voltage fluctuations, harmonics, or frequency variations, it employs various techniques to mitigate these issues. These techniques include voltage regulation, reactive power compensation, filtering, and synchronization with the grid. By actively managing these power quality issues, a solar inverter ensures that the electricity it feeds into the grid is of high quality and complies with the grid's standards and requirements.
- Q:What is the maximum operating altitude for a solar inverter?
- The maximum operating altitude for a solar inverter typically varies depending on the specific model and manufacturer. However, on average, most solar inverters can operate effectively at altitudes up to 4,000 meters (13,123 feet) above sea level. It is important to consult the manufacturer's specifications or user manual for the precise altitude limitations of a particular solar inverter.
- 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 do you calculate the total power capacity for a solar inverter?
- To calculate the total power capacity for a solar inverter, you need to consider the maximum power output of the solar panels connected to it. The total power capacity of the inverter should be equal to or greater than the total maximum power output of all the solar panels combined. This ensures that the inverter can handle the maximum power generated by the solar panels and efficiently convert it into usable electricity.
- Q:Can I connect solar panels directly to the grid without an inverter?
- No, solar panels cannot be directly connected to the grid without an inverter. The inverter is necessary to convert the direct current (DC) generated by the solar panels into alternating current (AC) that is compatible with the electrical grid.
- Q:Can a solar inverter be used in conjunction with a smart home system?
- Yes, a solar inverter can be used in conjunction with a smart home system. Many modern solar inverters are equipped with communication protocols such as Wi-Fi or Zigbee, allowing them to connect to a smart home system. This integration enables users to monitor and control their solar energy production, consumption, and storage conveniently through their smart home devices or applications.
- Q:Can a solar inverter be used with a solar-powered security camera system?
- Yes, a solar inverter can be used with a solar-powered security camera system. A solar inverter is responsible for converting the direct current (DC) produced by solar panels into alternating current (AC) that can be used to power electrical devices, including security cameras. By connecting the solar panels to a solar inverter, the generated solar energy can be efficiently utilized to power the security camera system.
- Q:How does the input frequency range affect the performance of a solar inverter?
- The input frequency range directly affects the performance of a solar inverter. The inverter is designed to convert the variable direct current (DC) generated by the solar panels into stable alternating current (AC) that can be used by household appliances or fed into the grid. If the input frequency deviates from the specified range, it can lead to inefficient or unstable operation of the inverter. A wider input frequency range allows the inverter to handle fluctuations in the solar power generation, ensuring optimal performance and compatibility with different grid conditions.
- Q:What are the typical efficiency ranges for different types of solar inverters?
- The typical efficiency ranges for different types of solar inverters can vary depending on factors such as the technology used, the quality of the inverter, and the specific application. However, in general, string inverters typically have efficiency ranges of around 95% to 98%, while microinverters can achieve efficiencies ranging from 95% to 99%. On the other hand, central inverters, which are commonly used in large-scale solar installations, often have efficiency ranges of 97% to 99%. It's important to note that these are average ranges, and actual efficiency can vary depending on various factors and specific product specifications.
- Q:Can a solar inverter be used with a solar-powered water pump?
- Yes, a solar inverter can be used with a solar-powered water pump. The solar inverter converts the DC power generated by the solar panels into AC power, which is suitable for powering the water pump. This allows for efficient and reliable operation of the pump using solar energy.
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Off-Grid Solar Inverter 10KVA-120KVA Made In China High Intelligence
- Ref Price:
-
- Loading Port:
- China main port
- Payment Terms:
- TT or LC
- Min Order Qty:
- 1 pc
- Supply Capability:
- 1000 pc/month
OKorder Service Pledge
OKorder Financial Service
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