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MP-SG4400UD-5984

MP-SG4400UD-5984

Modular Inverter

For large PV installations, challenges such as high energy loss, complex grid integration, and harsh environmental conditions are common. The China Moneypro SG4400UD addresses these with a robust 1500Vdc PV inverter that ensures high efficiency, intelligent O&M, and cost-effective deployment.

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Maximize Utility-Scale Solar Potential

For large PV installations, challenges such as high energy loss, complex grid integration, and harsh environmental conditions are common. The China Moneypro SG4400UD addresses these with a robust 1500Vdc PV inverter that ensures high efficiency, intelligent O&M, and cost-effective deployment.

High Energy Yield

Advanced Power Conversion

  • Three-level technology achieves up to 99% inverter efficiency.

  • Optimized cooling system allows full power output at 45??C.

Benefits:

  • Maximizes energy harvested from PV modules

  • Stable performance in hot climates

  • Improved ROI for utility-scale projects

Intelligent Operations & Maintenance

Simplified Fault Management

  • Integrated zone monitoring enables real-time online analysis and troubleshooting.

  • Modular design ensures fast and easy maintenance.

Advantages:

  • Minimal downtime

  • Reduced O&M costs

  • Quick fault resolution

Cost-Effective Deployment

Lower System Investment

  • Outdoor-ready design reduces transportation and installation complexity.

  • DC 1500V system lowers overall system cost.

  • Optional Q-at-night function enhances energy efficiency.

Grid Support & Compliance

Stable Grid Integration

  • Complies with IEC 61727 and IEC 62116 standards.

  • Supports Low/High Voltage Ride Through (L/HVRT).

  • Active & reactive power control with controlled ramp rates.

Benefits:

  • Maintains stable grid performance

  • Meets international compliance requirements

  • Supports advanced utility grid management

Why Choose China Moneypro SG4400UD?

  • Proven Reliability: 1500Vdc design with robust outdoor operation and modular maintenance.

  • Maximized ROI: High efficiency and intelligent O&M reduce energy losses and downtime.

  • Global Compliance: Meets international grid codes for safe and stable operation.

  • Scalable Solution: Modular design allows flexible deployment for utility-scale PV projects.

  • Brand Trust: China Moneypro inverters are globally deployed, ensuring quality and support.

Key Specifications

  • Max PV Input Voltage: 1500 V

  • AC Output Power: 4400 kVA

  • Nominal AC Voltage: 630 V

  • Maximum Efficiency: 99%

Typical Applications

  • Utility-Scale PV Plants: High-efficiency inverter lowers total system costs.

  • Smart Grid Integration: Provides reactive power support and voltage stabilization.

  • Harsh Environments: Thermal management ensures reliable operation in extreme conditions.

FAQ ?C Common Questions

Q1: How does SG4400UD boost system yield?
Through advanced three-level technology and full power operation at 45??C, ensuring maximum energy capture.

Q2: How is maintenance simplified?
Its modular design and zone monitoring allow rapid maintenance and fault detection.

Q3: Can it handle voltage fluctuations?
Yes, it supports L/HVRT and active/reactive power control for grid stability.

Q4: Is it suitable for outdoor deployment?
Absolutely. Outdoor-ready design minimizes installation complexity and costs.

Q5: Does it save energy during low-sun periods?
Yes. Optional Q-at-night function reduces energy losses during nighttime.

Specifications

Type designationSG3300UDSG4400UD
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. AC output current 3 * 1160 A4 * 1160 A
Nominal AC voltage 630 V
AC voltage range 536 V – 693 V
Nominal grid frequency / Grid frequency range 50 Hz / 45 Hz – 55 Hz, 60 Hz / 55 Hz – 65 Hz
Harmonic (THD) < 1.5 % ( at nominal power )
Power factor at nominal power / Adjustable power factor > 0.99 / 0.8 leading – 0.8 lagging
Feed-in phases / AC connection 3 / 3
Effciency
Max. effciency / European effciency 99.0 % / 98.8 %
Protection & Function
DC input protection Load break switch + fuse
AC output protection Circuit breaker
Overvoltage protection DC Type II / AC Type II
Grid monitoring / Ground fault monitoring Yes / Yes
Insulation monitoring Yes
Surge protection Yes
Q at night function Optional
General data
Dimensions (W*H*D) 2340 mm * 2300 mm * 1550 mm2900 mm * 2300 mm * 1550 mm
Weight 2.5 T3.3 T
Topology Transformerless
Degree of protection IP65
Night power consumption < 200 W
Operating ambient temperature range * -35 ℃ – 60 ℃
Allowable relative humidity range 0 % – 100 %
Cooling method Temperature controlled forced air cooling
Max. operating altitude 4000 m ( > 3000 m derating )
Display LED Indicators, Ethernet+WebHMI
Communication Standard: RS485, Ethernet
Compliance CE, IEC 62109, IEC 61727, IEC 62116, IEC 60068, IEC 61683, 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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