نطاق الطاقة: |
14KW / 16KW / 18KW |
نوع البطارية: |
Lead-Acid Batteries / Lithium Batteries / User-defined |
No. Of MPPT Trackers: |
3 |
Protection Degree: |
IP65 |
Application: |
Commercial & Industrial Solar Systems |
عاكس هجين ثلاثي الطور 220 فولت بقوة 14 كيلوواط، 16 كيلوواط، 18 كيلوواط من المصنع مباشرة SEI
SEI 14KW/16KW/18KW 3 Phase 220V Hybrid Inverters are built for high-capacity residential, commercial, and industrial solar energy systems. Featuring advanced three-phase power output and intelligent hybrid energy management, these inverters provide stable performance for large electrical loads and energy storage applications. With high PV input capability, multiple MPPT trackers, and seamless compatibility with lithium batteries and generators, the SEI Series delivers efficient energy conversion, reliable backup power, and flexible system expansion for demanding solar projects.
ملاحظة: يرجى قراءة دليل السلامة والتركيب قبل استخدام المنتج. نحفظ حق التفسير النهائي.
تخضع المواصفات الواردة في ورقة البيانات هذه للتغيير دون إشعار مسبق.
المميزات
- 3 independent MPPT ports, up to 1.6 times the rated photovoltaic power.
- AC coupling function.
- PV open-circuit voltage is 600V, and the single-channel current is 40A.
- Up to 9 units can be connected in parallel, forming a 162kW commercial and industrial system.
- Support fast charging, Max. charging/discharging current is 330A.
- Max. 200A Bypass Current (Grid).
- Separate generator port.
- With a dual activation function (grid or PV).
- Smart load function.
- Support time-slot function for peak-valley.
- Three-phase input/output without N wire function.
Basic Parameters
| MODEL | SEI-14K-UH3 | SEI-16K-UH3 | SEI-18K-UH3 |
| AC Input/Output Data | |||
| Rated AC Input/Output Active Power | 14000W | 16000W | 18000W |
| Max. AC Input/Output Apparent Power | 15400VA | 17600VA | 19800VA |
| Rated AC Input/Output Current | 44.5A / 38.8A | 50A / 44.5A | 55.5A / 50A |
| Max. AC Input/Output Current | 44.5A / 38.8A | 50A / 44.5A | 55.5A / 50A |
| Peak Power (off-grid) | 28000VA | 32000VA | 36000VA |
| Power Factor Adjustment Range | 0.8 leading to 0.8 lagging | ||
| Rated Input/Output Voltage/Range | 120/208V, 0.85Un-1.1Un | ||
| Rated Input/Output Grid Frequency/Range | 60Hz / 40Hz-70Hz | ||
| Grid Connection Form | 3L+N+PE | ||
| THD | <3% (of nominal power) | ||
| Battery Input Data | |||
| نوع البطارية | Lead-Acid Batteries / Lithium Batteries / User-defined | ||
| Number of Battery Input | 2 | ||
| Battery Voltage Range | 40V-60V | ||
| Max. Grid/Generator Charging Current | 300A 330A | 350A | |
| Max. Hybrid Charging Current | 300A 330A | 330A | 350A |
| Max. Discharging Current | 300A | 330A | 350A |
| Charging Strategy for Li-ion Battery | Self-adaption to BMS | ||
| PV Input Data | |||
| No. of MPPT Trackers | 3 | ||
| No. of Strings MPPT Tracker | 2+2+2 | ||
| Max. PV Access Power | 28000W | 32000W | 36000W |
| Max. PV Input Power | 22400W | 25600W | 28800W |
| Rated PV Input Voltage | 450V | ||
| Max. PV Input Voltage | 600V | ||
| Start-up Voltage | 120V | ||
| Max. PV Input Current | 40A / 40A / 40A | ||
| Max. Input Short-Circuit Current | 50A / 50A / 50A | ||
| MPPT Voltage Range | 120V-500V | ||
| Grid/Generator Input | |||
| Input Voltage Range | Phase voltage: 90V-140V, line voltage: 156V-243V | ||
| Input Frequency Range | 40Hz-70Hz | ||
| Max. Bypass Overload Current (Grid) | 200 أمبير | ||
| كفاءة | |||
| MPPT Tracking Efficiency | 99.90% | ||
| Max. Efficiency | 97.50% | ||
| CEC Efficiency | 97% | ||
| General Data | |||
| Parallel Capacity | 1~9 Units | ||
| Dimension | 860×480×313mm | ||
| الوزن | 59Kg | ||
| Protection Degree | IP65 | ||
| درجة حرارة التشغيل | -25~60℃, >45℃ Derate | ||
| رطوبة | 0~100% | ||
| Cooling Method | Heat sink + intelligent air cooling | ||
| ضوضاء | <55dB | ||
| الاتصال | RS485 / CAN / USB / Dry Contact | ||
| External Module (Optional) | Wi-Fi / 4G Stick | ||
| Certificate | UL1741-2021, UL1741SB, CSA C22.2 No 107.1-16, IEEE1547-2018 & 1547.1-2020, UL1741 CRD-PCS, UL1699B, CEC, SGIP, CSIP | ||
| Protection | |||
| PV Lightning Protection | Yes | Anti-islanding Protection | Yes |
| Leakage Current Detection | Yes | Insulation Resistor Detection | Yes |
| Output Overcurrent / Shorted Protection | Yes | PV Input Reverse Polarity Protection | Yes |
| Overvoltage Category | AC type III / DC type III | Surge protection | AC type III / DC type III |
Product Highlights
High-Power Three-Phase Performance
Designed for larger electrical loads, the SEI Series supports 14KW, 16KW, and 18KW output options, making it suitable for villas, commercial buildings, workshops, agricultural facilities, and small industrial projects.
Intelligent Multi-Source Energy Management
The inverter intelligently distributes electricity between الألواح الشمسية, batteries, and the utility grid to maximize renewable energy utilization while reducing electricity costs.
High Conversion Efficiency
Advanced MPPT technology ensures maximum photovoltaic power harvesting throughout the day, improving overall system efficiency and energy production.
Flexible Operating Modes
Supports multiple working modes including:
- Self-consumption Mode
- Grid Priority Mode
- Battery Priority Mode
- Backup Power Mode
- Off-grid Operation
Users can configure the inverter according to different energy requirements.
Typical Applications
Residential Solar Systems
Suitable for villas and large residential properties seeking greater energy independence and reliable backup power.
المباني التجارية
Ideal for office buildings, shopping centers, hotels, restaurants, supermarkets, and retail facilities looking to reduce operating costs through intelligent solar energy management.
Agricultural Projects
Provide stable electricity for farms, irrigation systems, livestock facilities, and agricultural processing equipment while lowering energy expenses.
Industrial Workshops
Support manufacturing facilities and light industrial operations by improving energy efficiency and maintaining uninterrupted production during power interruptions.
مشاريع الطاقة الشمسية الموزعة
Perfect for rooftop photovoltaic installations where intelligent power management and battery integration are essential.
Advantages
Improve Solar Energy Utilization
Instead of exporting excess electricity directly to the grid, the inverter stores unused solar energy in batteries for later use, increasing overall energy independence.
خفض فواتير الكهرباء
By intelligently switching between solar generation, battery storage, and grid electricity, users can reduce peak electricity purchases and optimize daily energy consumption.
نسخ احتياطي للطوارئ موثوق
During grid failures, the inverter automatically supplies power from the battery system, ensuring continuous operation of critical household or commercial equipment.
Easy Sstem Expansion
The inverter is compatible with various battery capacities and photovoltaic system sizes, allowing users to expand their solar systems as energy demand increases.
Why Choose the SEI Series?
The SEI Series is engineered to provide a balance between performance, flexibility, and reliability. Featuring advanced MPPT algorithms, intelligent battery management, and seamless grid interaction, it offers an efficient solution for users transitioning toward cleaner and more sustainable energy systems.
Whether your project requires grid-connected solar, battery backup, or hybrid energy management, the SEI Series delivers dependable performance under various operating conditions.
الأسئلة الشائعة
1. ما هو الفرق الرئيسي بين طرازات 14 كيلوواط، و16 كيلوواط، و18 كيلوواط؟
الفرق الأساسي هو إجمالي سعة الإنتاج. طراز 14 كيلوواط مناسب للأنظمة التجارية المتوسطة، وطراز 16 كيلوواط يدعم احتياجات الطاقة الأكبر، بينما تم تصميم طراز 18 كيلوواط للتطبيقات التجارية والصناعية ذات الأحمال العالية.
2. ما هو النموذج الأفضل لأنظمة الطاقة ثلاثية الطور التجارية؟
تم تصميم النماذج الثلاثة للتطبيقات ثلاثية الطور، ولكن عاكس 18 كيلوواط أكثر ملاءمة للمشاريع ذات الآلات الأكبر، أو الاستهلاك اليومي الأعلى، أو الأحمال الكهربائية الثقيلة المتعددة.
3. هل عاكسات الطاقة (Inverters) بقدرة 14 كيلوواط، 16 كيلوواط، و18 كيلوواط مناسبة لمشاريع الطاقة الشمسية الصناعية؟
نعم. إن إخراجها ثلاثي الطور، وقدرتها العالية على إدخال الطاقة الكهروضوئية، وإدارة الطاقة الذكية تجعلها مثالية للمصانع، والمستودعات، ورش العمل، وغيرها من أنظمة الطاقة الشمسية الصناعية.
4. هل تدعم طرازات 14 كيلوواط، 16 كيلوواط، و18 كيلوواط أنظمة تخزين البطاريات الكبيرة؟
Yes. These hybrid inverters are designed to work with high-capacity lithium battery systems, making them suitable for advanced energy storage and backup applications.
5. Why choose a 16KW or 18KW hybrid inverter instead of a smaller system?
Larger inverter models provide stronger load capacity, greater scalability, and improved support for commercial equipment, helping reduce system limitations for future expansion.
