DEYE SUN-3.6K-SG05 LP1-EU Low Voltage Inverter

DEYE SUN-3.6K-SG05 LP1-EU Inverter is a single-phase device designed for on-grid and off-grid operation in photovoltaic installations with energy storage. The device allows operation with lead-acid and lithium-ion batteries, supports battery charging and discharging, has AC-coupling functionality for upgrading existing PV systems, and an AC pass-through mode (grid-to-load).

The manufacturer is Ningbo Deye Inverter Technology Co., Ltd., a Chinese manufacturer specializing in photovoltaic inverters and energy storage solutions. The company provides complete solutions with advanced energy management features, and the devices have protections and certifications compliant with international standards.

Key Electrical Parameters

• Rated AC Power: 3600 W
• Max AC Apparent Power: 3960 VA
• Rated AC Input/Output Current: 16.4 / 15.7 A
• Max Battery Charge/Discharge Currents: 90 A / 90 A
• Battery Type and Voltage Range: Lead-acid or Lithium-ion, 40–60 V
• Max PV Access Power: 7200 W; Max PV Input Power: 5760 W
• Max PV Input Voltage: 500 V; MPPT Range: 150–425 V; Start-up Voltage: 125 V; Rated PV Voltage: 370 V
• Max PV Input Operating Current: 13 + 13 A; Max PV Input Short-Circuit Current: 17 + 17 A
• Power Factor: adjustment from 0.8 leading to 0.8 lagging
• Max Efficiency / Euro / MPPT: 97.6% / 96.5% / >99%
• THDi: < 3% (at rated power); DC Injection Current: < 0.5% In
• Grid Connection: L + N + PE; Grid Frequency Range: 50 Hz (45–55 Hz)
• Off-Grid Peak Power Mode: 2 times rated power for 10 s

Mechanical and Environmental Parameters

• Dimensions (W×H×D): 330 × 580 × 232 mm (without connectors and brackets)
• Weight: 24.9 kg
• Protection Rating: IP65
• Topology: Non-Isolated
• Operating Temperature Range: -40 to +60 °C (above 45 °C derating)
• Permissible Ambient Humidity: 0–100%
• Permissible Altitude: 2000 m
• Noise: < 30 dB
• Cooling: Intelligent air cooling
• Integrated Protections: DC reverse polarity, AC output overcurrent, thermal, AC overvoltage, AC short circuit, DC component monitoring, anti-islanding, DC switch, insulation, residual current detection; additionally optional AFCI and surge protection (TYPE II DC/AC)
• Interfaces and Communication: LCD, WiFi, RS485, CAN
• Warranty: standard 5 years, option to extend