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MP-SG36/40/50CX-P2 Three Phase String Inverter-7056

MP-SG36/40/50CX-P2 Three Phase String Inverter-7056

3-Phase String Inverter

SG36/40/50CX-P2 supports DC input up to 15A and works with 500Wp+ PV modules. Its dynamic shading optimization mode ensures optimal energy output under partially shaded conditions, and the built-in PID recovery function maintains long-term module performance. Maximum efficiency reaches 98.5%.

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Maximize Commercial and Industrial PV Output

Commercial and industrial solar installations often face challenges like partial shading, high-power modules, and long-term efficiency degradation. These factors can limit energy production and increase O&M complexity.

The China Moneypro SG36/40/50CX-P2 3-Phase String Inverter delivers high efficiency, smart monitoring, and robust protection, making it ideal for medium to large-scale C&I PV systems.

High Yield for Maximum Energy Capture

Compatible with high-power modules

SG36/40/50CX-P2 supports DC input up to 15A and works with 500Wp+ PV modules. Its dynamic shading optimization mode ensures optimal energy output under partially shaded conditions, and the built-in PID recovery function maintains long-term module performance. Maximum efficiency reaches 98.5%.

User benefits:

  • Optimized output in shaded conditions

  • Enhanced long-term PV module efficiency

  • Compatibility with high-power PV modules

  • Increased energy generation and ROI

Smart O&M for Efficient Operations

Intelligent monitoring and diagnostics

Key component diagnosis, smart IV curve analysis, and grid fault recording simplify remote operations and maintenance. Operators can detect issues quickly and maintain uninterrupted energy production.

Advantages:

  • Reduced downtime and maintenance costs

  • Quick fault detection for remote monitoring

  • Improved system performance and reliability

Lower Investment, Easier Handling

Lightweight, plug-and-play design

The inverter features a 34% weight reduction and a convenient buckle system, simplifying transportation, installation, and commissioning.

Operational benefits:

  • Easier handling and faster installation

  • Reduced labor costs

  • Shorter commissioning time

Proven Safety and Durability

Built for harsh environments

SG36/40/50CX-P2 includes IP66 protection and C5 anti-corrosion design. Built-in DC Type I+II SPD and AC Type II SPD provide lightning protection, and AFCI 2.0 ensures arc fault detection to prevent fire hazards.

Safety advantages:

  • Reliable protection in wet, dusty, or corrosive environments

  • Lightning and arc fault prevention

  • Enhanced operational safety and longevity

Technical Highlights

  • Max PV Input Voltage: 1100V

  • Rated AC Output Power: 36–50kW

  • Rated AC Voltage: 400V

  • Max Efficiency: 98.5%

Applications

Medium to Large Commercial Rooftops

Ideal for factories, warehouses, office buildings, and retail facilities requiring 36–50kW three-phase inverters.

Distributed PV Installations

Supports high-power modules with flexible string design.

Shaded or Harsh Environments

Dynamic shading optimization and IP66/C5 protection ensure reliable performance.

Remote or Weak-Grid Areas

Stable operation even in challenging electrical networks.

FAQ – Key Questions

Q1: What system size is SG36/40/50CX-P2 suitable for?
It is ideal for 36–50kW commercial and industrial PV systems.

Q2: How does it maximize energy yield?
Dynamic shading optimization and built-in PID recovery maintain peak output and long-term module efficiency.

Q3: Can it operate safely in harsh conditions?
Yes. IP66 protection, C5 anti-corrosion, and AFCI 2.0 ensure reliable operation in challenging environments.

Q4: Is installation simplified?
Yes. Lightweight design and plug-and-play buckle system reduce handling and installation effort.

Q5: Does it support remote monitoring?
Yes. Smart IV curve diagnostics and grid fault recording allow efficient remote O&M.

Why Choose China Moneypro

China Moneypro provides high-efficiency, reliable, and easy-to-maintain C&I inverters. The SG36/40/50CX-P2 is perfect for 36–50kW commercial PV projects, high-power rooftop systems, shaded or harsh environments, and cost-effective O&M, ensuring maximum energy output and long-term system safety.

Specifications

Type designation SG36CX-P2SG40CX-P2SG50CX-P2
Input (DC)
Recommended max. PV input power 50.4 kWp56 kWp70 kWp
Max. PV input voltage* 1100 V
Min. PV input voltage / Startup input voltage 160 V / 200 V
Rated PV input voltage 600 V
MPPT voltage range** 160 V – 1000 V
No. of independent MPP inputs 4
No. of PV strings per MPPT 2
Max. PV input current 120 A ( 30 A * 4 )
Max. DC short-circuit current 160 A ( 40 A * 4 )
Max. current for DC connector 30 A
Output (AC)
Rated AC output power 36 kW40 kW50 kW
Max. AC output apparent power 40 kVA44 kVA55 kVA
Max. AC output current 60.2 A66.9 A83.6 A
Rated AC output current( at 230V ) 52.17 A58 A72.5 A
Rated AC voltage 3 / N / PE, 220 / 380 V, 230 / 400 V
AC voltage range 312 V – 480 V
Rated grid frequency 50 Hz / 60 Hz
Grid frequency range 45 Hz – 55 Hz / 55 Hz – 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 / AC connection 3 / 3-N-PE
Effciency
Max. effciency / European effciency 98.5 % / 98.3 %
Protection
Grid monitoring Yes
DC reverse polarity protection Yes
AC short-circuit protection Yes
Leakage current protection Yes
Surge protection DC Type I+II / AC Type II
Ground fault monitoring Yes
DC switch Yes
PV string current monitoring Yes
Arc fault circuit interrupter (AFCI) Yes
PID recovery function Yes
Optimizer compatibility *** Optional
General data
Dimensions ( W * H * D ) 645 mm * 575 mm * 245 mm
Weight 40 kg 41 kg
Mounting method Wall-mounting bracket
Topology Transformerless
Degree of protection IP66
Night power consumption < 7 W
Corrosion C5
Operating ambient temperature range -30 ℃ to 60 ℃
Allowable relative humidity range (non-condensing) 0 % – 100 %
Cooling method Smart forced air cooling
Max. operating altitude 4000 m
Display LED, Bluetooth+APP
Communication RS485 / Optional: WLAN, Ethernet
DC connection type Evo2 ( Max. 6 mm² )
AC connection type OT terminal (16-35 mm²) OT or DT terminal (35-50 mm²)
AC cable specifcation Outside diameter 18 mm – 38 mm
Grid compliance IEC 62109, IEC 61727, IEC 62116, VDE-AR-N 4105:2018, IEC 61000-6-3, EN 50549-1, CEI 0-21 2019,CEI0-16 2019, VDE 0126-1-1/A1 VFR 2019, UTE C15-712-1:2013, UNE

206007-1/RD 1699, UNE 217002, G99, IEC 63027
Grid support Q at night function, LVRT, HVRT,active & reactive power control and power

ramp rate control

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