
MP-SG3300UD-MV-191
The SG3300UD-MV packs everything you need for large-scale solar into one compact container—say goodbye to complex on-site wiring and hello to plug-and-play deployment. With 99% peak efficiency and full power at 45°C, it keeps your energy production high even in the hottest climates. You’ll also love the smart monitoring and modular design that slash downtime and maintenance costs. Plus, it meets global grid standards, so you can install with confidence anywhere. Simply put, this 3.3MW solution delivers faster setup, lower expenses, and reliable performance for utility-scale projects.
Built for Large-Scale Solar with Integrated Medium-Voltage Power
The China Moneypro SG3300UD-MV is a containerized medium-voltage PV inverter solution engineered for utility-scale efficiency, simplified deployment, and lower system costs. Designed around a 1500Vdc architecture, it integrates the inverter, MV transformer, switchgear, and auxiliary systems into one compact 20-foot container, enabling faster commissioning, reduced cabling, and dependable full-power performance even under high ambient temperatures up to 45°C.
Enhanced Energy Harvest
High-Efficiency Conversion Technology
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Advanced three-level topology delivers up to 99% maximum efficiency
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Optimized cooling system supports full-load operation at 45°C
Benefits:
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Higher daily energy production
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Stable output in hot climates
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Better long-term project returns
Intelligent O&M Experience
Smarter Monitoring, Faster Service
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Integrated zone monitoring for real-time analysis and remote troubleshooting
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Modular internal structure for quick component replacement and easy maintenance
Advantages:
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Reduced downtime
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Faster fault localization
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Lower maintenance costs
Lower Installation Investment
Pre-Integrated Container Solution
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20-foot container design minimizes transportation and on-site construction work
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1500V DC system reduces BOS and cable costs
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Built-in MV transformer, switchgear, and LV auxiliary supply
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Optional Q-at-night function for optimized energy management
Results:
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Faster project deployment
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Simplified wiring
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Lower total installation expenses
Grid Compatibility & Stable Operation
Designed for Utility Grid Requirements
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Compliant with IEC 61727, IEC 62116, IEC 62271-202, IEC 62271-200, IEC 60076
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Supports Low/High Voltage Ride Through (L/HVRT)
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Active & reactive power control with ramp-rate regulation
Benefits:
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Strong grid adaptability
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Improved voltage and frequency stability
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Meets global utility standards
Why Choose China Moneypro SG3300UD-MV?
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All-in-One MV Integration: Inverter + transformer + switchgear in one container
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High Efficiency: 99% peak conversion performance
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Quick Commissioning: Factory pre-assembled, plug-and-play setup
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Reliable Outdoor Design: Built for harsh environments
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Lower LCOE: Reduced installation, operation, and maintenance costs
Key Specifications
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Max PV Input Voltage: 1500 V
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Rated Output Power: 3300 kVA
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Rated AC Voltage Range: 10–35 kV
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Inverter Max. Efficiency: 99%
Typical Applications
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Utility-scale solar power plants
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Centralized PV stations with MV interconnection
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Containerized turnkey substations
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Projects requiring rapid installation and reduced civil works
FAQ – Common Questions
Q1: What makes SG3300UD-MV faster to deploy?
Its factory-integrated container design eliminates complex on-site assembly and reduces wiring time.
Q2: Can it operate reliably in hot climates?
Yes, it maintains full power output at 45°C with advanced thermal management.
Q3: Does it meet international standards?
Yes, it complies with multiple IEC grid and MV equipment standards.
Q4: How is maintenance simplified?
Zone monitoring + modular design allows quick fault detection and rapid replacement.
Q5: Is this model suitable for large utility plants?
Absolutely. Its 3.3MW MV integrated architecture is ideal for high-capacity solar farms.
Specifications
| Type Designation | MP-SG3300UD-MV MP-SG4400UD-MV | |
| Input (DC) | ||
| Max. PV input voltage | 1500 V | |
| Min. PV input voltage / Startup input voltage | 895 V / 905 V | |
| MPP voltage range | 895 V – 1500 V | |
| No. of independent MPP inputs | 34 | |
| No. of DC inputs | 15 ( optional: 21 )20 ( optional: 28 ) | |
| Max. PV input current | 3 * 1435 A4 * 1435 A | |
| Max. DC short-circuit current | 3 * 3528 A4 * 3528 A | |
| PV array confguration | Negative grounding or foating | |
| Output (AC) | ||
| AC output power | 3300 kVA @ 45 ℃
3399 kVA @ 40 ℃ 3795 kVA @ 22.5 ℃ |
4400 kVA @ 45 ℃
4532 kVA @ 40 ℃ 5060 kVA @ 22.5 ℃ |
| Max. inverter output current | 3 * 1160 A4 * 1160 A | |
| Max. AC output current | 219.2 A292.2 A | |
| Rated voltage range | 10 kV – 35 kV | |
| Nominal grid frequency / Grid frequency range | 50 Hz / 45 Hz – 55 Hz, 60 Hz / 55 Hz – 65 Hz | |
| Power factor at nominal power / Adjustable power factor | > 0.99 / 0.8 leading – 0.8 lagging | |
| Feed-in phases / AC connection | 3 / 3 | |
| Effciency | ||
| Inverter max. effciency / Inverter European effciency | 99.0 % / 98.8 % | |
| Transformer | ||
| Transformer rated power | 3300 kVA4400 kVA | |
| Transformer max. power | 3795 kVA5060 kVA | |
| LV / MV voltage | 0.63 kV / ( 10 – 35 ) kV | |
| Impedance | 7 % ( 0 – ± 10 % ) @ 3300 kVA8 % ( 0 – ± 10 % ) @ 4400 kVA | |
| Transformer vector | Dy11 | |
| Transformer cooling type | ONAN | |
| Oil type | Mineral oil ( PCB free ) | |
| Protection & Function | ||
| DC input protection | DC load switch + fuse | |
| Inverter output protection | AC circuit breaker | |
| AC MV output protection | AC circuit breaker | |
| Surge protection | DC Type II / AC Type II | |
| Grid monitoring / Ground fault monitoring | Yes / Yes | |
| Insulation monitoring | Yes | |
| Overheat protection | Yes | |
| Q at night function | Optional | |
| General data | ||
| Dimensions (W*H*D) | 6058 mm * 2896 mm * 2438 mm | |
| Weight | 17.5 T20 T | |
| Degree of protection | Inverter: IP65 / Others: IP54 | |
| Auxiliary power supply | 15 kVA ( optional: max. 40 kVA ) | |
| Operating ambient temperature range * | -35 ℃ – 60 ℃ ** | |
| Allowable relative humidity range | 0 % – 100 % | |
| Cooling method | Temperature controlled forced air cooling | |
| Max. operating altitude | 1000 m ( standard ) / > 1000 m ( optional ) | |
| Display | LED indicators, Ethernet + WebHMI | |
| Communication | Standard: RS485, Ethernet | |
| Compliance | CE, IEC 62109, IEC 61727, IEC 62116, IEC 60068, IEC 61683, IEC62271-202, VDE-
AR-N 4110:2018, VDE-AR-N 4120:2018, EN 50549-2, UNE 206007-1:2013, NTS 631, UTE C15-712-1:2013 |
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