Description
The CROWN Micro VOLTMORE VMGI-15KW is a high-efficiency 15KW three-phase on-grid solar inverter designed for commercial, industrial, factory, and large rooftop solar power systems.
Featuring dual MPPT technology, a maximum PV input voltage of 1100V DC, and up to 98.6% maximum efficiency, the VMGI-15KW is designed to maximize solar energy generation and provide reliable grid-connected power conversion.
Its IP66 protection, fan cooling system, built-in DC switch, anti-islanding protection, and optional Wi-Fi/4G monitoring make it suitable for demanding commercial and industrial solar installations. The model is also listed by SREDA for Bangladesh’s Net Metering Program.
Key Features
- 15KW Three-Phase On-Grid Solar Inverter
- Model: VMGI-15KW
- Rated Power: 15,000W / 15,000VA
- Maximum AC Output Power: 16,500VA
- Dual MPPT Trackers
- Maximum PV Voltage: 1100V DC
- MPPT Voltage Range: 140V–1000V DC
- Maximum Input Current: 30A / 15A per MPPT
- Maximum Short-Circuit Current: 40A / 20A per MPPT
- Maximum Efficiency: 98.6%
- Euro Efficiency: 98.2%
- Three-Phase Grid Connection
- IP66 Waterproof & Dustproof Protection
- Wi-Fi / 4G Monitoring Optional
- LCD Display
- Fan Cooling
- Transformerless Design
- Built-in DC Switch
- Anti-Islanding Protection
- Overcurrent Protection
- DC Reverse Polarity Protection
- String Fault Detection
- AC & DC Surge Protection
- Insulation Detection
- AC Short-Circuit Protection
- 10-Year Warranty according to the catalogue.
Technical Specifications
| Specification | Details |
|---|---|
| Brand | CROWN Micro |
| Series | VOLTMORE |
| Model | VMGI-15KW |
| Inverter Type | Three-Phase On-Grid |
| Rated Power | 15,000VA / 15,000W |
| Maximum AC Output Power | 16,500VA |
| Maximum DC Voltage | 1100V |
| Nominal DC Voltage | 650V |
| Start-Up Voltage | 250V |
| MPPT Voltage Range | 140–1000V DC |
| Number of MPPT Trackers | 2 |
| Strings per MPPT | 2 / 1 |
| Max. Input Current per MPPT | 30A / 15A |
| Max. Short-Circuit Current per MPPT | 40A / 20A |
| Nominal AC Voltage | 400V, 3L + N |
| Grid Frequency | 50Hz / 60Hz |
| Maximum Output Current | 23.9A |
| Power Factor | 0.8 Leading – 0.8 Lagging |
| THDI | 3% |
| Maximum Efficiency | 98.6% |
| Euro Efficiency | 98.2% |
| Cooling | Fan Cooling |
| Protection Rating | IP66 |
| Communication | RS485 / Wi-Fi / 4G |
| Display | LCD |
| Topology | Transformerless |
| Dimensions | 380 × 483 × 193 mm |
| Weight | 20.7 kg |
| Operating Temperature | -25°C to +60°C |
| Maximum Operating Altitude | 4000m |
| Maximum Humidity | 0–100%, non-condensing |
| AC Output Terminal | Connector |
Specifications are from the CROWN Micro catalogue; some catalogue fields for this series are shared across the 15KW–25KW range.
Protection Features
The CROWN Micro VOLTMORE VMGI-15KW includes multiple protection systems for safe and reliable solar operation:
- DC Switch
- Anti-Islanding Protection
- Output Overcurrent Protection
- DC Reverse Polarity Protection
- String Fault Detection
- DC Surge Protection
- AC Surge Protection
- Insulation Detection
- AC Short-Circuit Protection
- IP66 Protection
The catalogue specifies Type II DC surge protection and Type III AC protection, with Type II AC protection available as an option.
Applications
The CROWN Micro VOLTMORE VMGI-15KW is suitable for:
- 🏭 Factory Rooftop Solar Systems
- 🏢 Commercial Buildings
- 🏬 Shopping Malls
- 🏨 Hotels
- 🏥 Hospitals
- 🏫 Schools & Universities
- 🏪 Commercial Shops
- 🏠 Large Residential Solar Projects
- 🌞 Industrial Solar Power Systems
- ⚡ Grid-Tied Solar Systems
- 🔋 Net Metering Solar Projects
- 🌱 Commercial Renewable Energy Projects
Why Choose CROWN Micro VOLTMORE VMGI-15KW?
High Efficiency
With up to 98.6% maximum efficiency, the VMGI-15KW is designed to convert solar energy efficiently and minimize conversion losses.
Dual MPPT Technology
The inverter features two MPPT trackers, allowing better solar energy harvesting from PV arrays with different orientations or operating conditions.
Wide PV Voltage Range
Its 140V–1000V MPPT operating range and 1100V maximum DC voltage provide flexibility when designing commercial and industrial solar PV systems.
IP66 Protection
The IP66-rated enclosure provides strong protection against dust and water, making the inverter suitable for demanding installation environments.
Smart Monitoring
Optional Wi-Fi and 4G connectivity allows users to monitor solar system performance remotely.
Net Metering Ready
The VMGI-15KW belongs to CROWN’s VOLTMORE three-phase inverter range, and CROWN VMGI models are listed in SREDA’s approved three-phase solar inverter list for Bangladesh’s Net Metering Program.
Product Highlights
- 15KW Three-Phase On-Grid Solar Inverter
- 16.5KVA Maximum AC Output
- 1100V Maximum PV Voltage
- 140–1000V MPPT Range
- 2 MPPT Trackers
- 98.6% Maximum Efficiency
- 98.2% Euro Efficiency
- 23.9A Maximum Output Current
- IP66 Protection
- Wi-Fi / 4G Monitoring
- LCD Display
- Fan Cooling
- Transformerless Technology
- Advanced AC & DC Protection
- 10-Year Warranty






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