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MP-3~4kW SG3.0/3.6/4.0RS 1-Phase String Inverter-01

1-Phase String Inverter

With support for high-power and bifacial PV modules, this inverter unlocks the full potential of modern solar panels. Its wide MPPT voltage range ensures quick startup, even in low-light conditions, helping you generate more electricity throughout the day. Built-in smart PID Zero technology protects your system from potential power degradation, ensuring consistent long-term performance.

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Overcoming Solar Energy Challenges

The solar industry faces persistent challenges: low conversion efficiency, energy loss from high-voltage PV modules, and system downtime due to electrical faults. Many residential and commercial PV installations struggle with unreliable monitoring, complex setup, and unpredictable weather conditions that impact yield.

The China Moneypro 1-Phase String Inverter is designed to tackle these problems head-on, maximizing energy production while ensuring safety, reliability, and ease of use.


Maximize Your Solar Yield

With support for high-power and bifacial PV modules, this inverter unlocks the full potential of modern solar panels. Its wide MPPT voltage range ensures quick startup, even in low-light conditions, helping you generate more electricity throughout the day. Built-in smart PID Zero technology protects your system from potential power degradation, ensuring consistent long-term performance.

Key Benefits:

  • Higher energy output with advanced MPPT tracking

  • Faster startup in variable sunlight

  • Maintains panel efficiency over time


Safety and Reliability You Can Trust

Safety is a top priority in solar installations. This inverter comes equipped with an integrated arc fault circuit interrupter, preventing potential fire hazards. Type II DC & AC surge protection safeguards your system against lightning or grid fluctuations, while corrosion-resistant materials ensure durability in harsh outdoor environments.

Benefits for Users:

  • Peace of mind with advanced electrical safety

  • Longer system lifespan in coastal or industrial environments

  • Reduced maintenance and unexpected downtime


Simplified Installation and User-Friendly Management

Installing and managing solar systems doesn’t have to be complicated. The China Moneypro inverter features plug-and-play installation, lightweight design, and optimized heat dissipation for improved efficiency. With a single click, users can connect to the iSolarCloud monitoring platform, giving easy access to real-time system performance data.

Advantages:

  • Quick setup saves installation time and cost

  • Remote monitoring from anywhere, anytime

  • Compact design for flexible installation


Smart Monitoring and Performance Insights

Stay informed about your solar system at all times. The inverter offers real-time data updates every 10 seconds, 24/7 live monitoring, and integrated display access. Its online IV curve scan and diagnostic functions allow early detection of system issues, helping maintain optimal energy production.

User-Oriented Benefits:

  • Detect performance dips before they become costly

  • Easy system diagnostics without technical expertise

  • Data-driven insights for optimizing energy usage


Applications

The China Moneypro 1-Phase String Inverter is ideal for:

  • Residential rooftops requiring high-efficiency solar output

  • Small commercial and industrial PV installations

  • Bifacial solar module systems for urban and rural projects

  • Energy-conscious homes aiming to maximize ROI on solar investments


FAQ – Everything You Need to Know

Q1: Can this inverter work with bifacial solar panels?
A: Yes, it’s fully compatible with bifacial modules, maximizing energy capture from reflected sunlight.

Q2: How easy is the installation process?
A: The plug-and-play design allows for quick installation without complex wiring, making it suitable for both professionals and DIY enthusiasts.

Q3: What safety features does it offer?
A: Integrated arc fault detection, Type II DC & AC surge protection, and corrosion-resistant materials ensure a safe, long-lasting system.

Q4: Can I monitor my system remotely?
A: Absolutely. Connect with the iSolarCloud platform for real-time monitoring, performance diagnostics, and alerts from anywhere.

Q5: How does this inverter improve overall solar yield?
A: Its wide MPPT voltage range, fast startup, and smart PID Zero function ensure maximum energy output, even in challenging sunlight conditions.


Specifications

Type designation SG3.0RSSG3.6RSSG4.0RS
Input ( DC )
Recommended max. PV input power 4.5 kWp5.4 kWp6 kWp
Max. PV input voltage 600 V
Min. operating PV voltage / Start-up input voltage 40 V / 50 V
Rated PV input voltage 360 V
MPP voltage range 40 V – 560 V
No. of independent MPP inputs 2
Default No. of PV strings per MPPT 1
Max. PV input current 32 A ( 16 A / 16 A )
Max. DC short-circuit current 40 A ( 20 A / 20 A )
Output ( AC )
Rated AC output power 3000 W3680 W4000 W
Max. AC Output power 3000 VA3680 VA4000 VA
Rated AC output current ( at 230 V ) 13.1 A16 A17.4 A
Max. AC output current 13.7 A16 A18.2 A
Rated AC voltage 220 V / 230 V / 240 V
AC voltage range 154V-276V
50 Hz / 45 – 55 Hz,
Rated grid frequency / Grid frequency range 60 Hz / 55 – 65 Hz
Harmonic ( THD ) < 3 % ( at rated power )
Power factor at rated power / Adjustable power factor > 0.99 / 0.8 leading – 0.8 lagging
Feed-in phases / Connection phases 1 / 1
Effciency
Max. effciency / European effciency 97.9 % / 97.0 %97.9 % / 97.0 %97.9 % / 97.2 %
Protection
Grid monitoring Yes
DC reverse polarity protection Yes
AC short-circuit protection Yes
Leakage current protection Yes
Surge Protection DC type II / AC type II
DC switch Yes
PV string current monitoring Yes
Arc fault circuit interrupter ( AFCI ) Yes
PID Zero function Yes
Optimizer compatibility * Optional
General Data
Dimensions ( W * H * D ) 410 mm * 270 mm * 150 mm
Weight 10 kg
Mounting method Wall-mounting bracket
Topology Transformerless
Degree of protection IP65
Operating ambient temperature range -25 ℃ to 60℃
Allowable relative humidity range ( non-condensing ) 0 % – 100 %
Cooling method Natural cooling
Max. operating altitude 4000 m
Display LED digital display & LED indicator
Communication Ethernet / WLAN / RS485 / DI ( Ripple control & DRM )
DC connection type MC4 ( Max. 6 mm² )
AC connection type Plug and play connector ( Max. 6 mm² )
Grid compliance IEC / EN62109-1/2, IEC / EN62116, IEC / EN61727, IEC / EN61000-6-2/3, EN50549-1,

AS4777.2, ABNT NBR 16149, ABNT NBR 16150, UNE 217002:2020, NTS V2 TypeA,

CEI 0-21:2020, VDE0126-1-1/A1 ( VFR-2019 ), UTE C15-712, C10/11, G98/G99,

Grid Support Active & reactive power control and power ramp rate control