Description

Product Description

The Sungrow 40 kW PV Inverter combines efficiency, durability, and smart energy harvesting in a compact industrial enclosure. It uses advanced Maximum Power Point Tracking (MPPT) technology across four independent inputs, allowing optimal energy extraction from multiple PV string configurations even in partial shading conditions. The inverter supports high PV input voltages up to 1100 V and integrates a range of protections, including arc fault detection, surge protection, DC reverse polarity protection, and ground fault monitoring, to safeguard both the inverter and the connected PV system. Built‑in functions such as PID recovery, reactive power support, and smart IV curve diagnosis enhance performance and system reliability. With IP66 weather protection and C5 corrosion resistance, it is suitable for outdoor installations. Remote monitoring and communication are supported via RS485 and optional Wi‑Fi or Ethernet, giving installers and operators real‑time visibility into solar performance and system health.

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Technical Specifications (Bullet Form)

DC Input

• Max. PV input voltage: 1100 V

• Startup DC voltage: ~200 V

• MPPT voltage range: 160 V – 1000 V

• Number of MPPT trackers: 4 independent MPPTs

• PV strings per MPPT: 2

• Max. DC short‑circuit current: ~160 A total (≈ 40 A × 4)

• Recommended max. PV input power: ~56 kWp

AC Output

• Rated AC output power: 40 kW

• Maximum AC apparent power: ~44 kVA

• Nominal AC voltage: 230/400 V three‑phase

• AC voltage operating range: 312 – 528 V

• Max. AC output current: ~66.9 A

• Frequency range: 45‑65 Hz

• Power factor: > 0.99, adjustable

• Total harmonic distortion (THD): < 3 %

Efficiency

• Maximum conversion efficiency: ~98.5 %

• European efficiency: ~98.3 %

Protections & Safety

• DC reverse polarity protection

• AC short‑circuit protection

• Ground fault and leakage current protection

• Surge protection (DC Type I/II and AC Type II)

• PID recovery function

• Arc Fault Circuit Interruption (AFCI) support

• Smart IV curve diagnosis

Monitoring & Communication

• Built‑in display: LED status indicators

• Communication interfaces: RS485 standard

• Optional: Wi‑Fi and Ethernet

• Remote diagnostics and performance monitoring support

Physical & Environmental

• Enclosure protection rating: IP66 (suitable for outdoor)

• Corrosion resistance: C5

• Cooling method: Intelligent forced‑air cooling

• Dimensions (approx): 645 × 575 × 245 mm

• Weight: ~40–58 kg depending on variant

• Operating temperature range: ‑30 °C to +60 °C

• Altitude capability: Up to ~4000 m

Standards & Compliance

• Conforms to international grid and safety standards (IEC 62109, IEC 61727, etc.)

Applications

• Commercial rooftop PV systems

• Ground‑mounted solar arrays

• Industrial solar installations requiring high performance and monitoring