Deye 20kVA/20kW 48V Three-Phase Hybrid Solar Inverter
Technical Specifications
General:
- Model: SUN-20K-SG05LP3-EU-SM2
- Rated Power: 20kVA / 20kW
- Max Apparent Power: 22,000VA
- Topology: Transformer isolated
- Ingress Protection: IP65
- Dimensions (WxHxD): 456 × 750 × 268.5 mm (excluding connectors)
- Weight: 51.9 kg
- Cooling: Intelligent air cooling
- Noise Level: <60 dB
- Operating Temperature: -40°C to +60°C (>45°C derating)
- Altitude: ≤3000m
Battery Input:
- Type: Lead-acid or Lithium-ion
- Voltage Range: 40–60V
- Max Charge/Discharge Current: 350A
- Battery Inputs: 1
- BMS Communication: Self-adaptive
PV Input:
- Max PV Access Power: 40,000W
- Max PV Input Power: 32,000W
- Max PV Input Voltage (Voc): 800V
- Rated PV Voltage: 550V
- Start-up Voltage: 160V
- MPPT Voltage Range: 160–650V
- No. of MPPT Trackers / Strings: 2 / 4
- Max PV Operating Current: 36A × 2
- Max PV Short-Circuit Current: 54A × 2
AC Input/Output:
- Rated Active Power: 20,000W
- Max Apparent Power: 22,000VA
- Rated AC Input/Output Current: 30.4A / 29A
- Max AC Input/Output Current: 33.4A / 31.9A
- Continuous AC Passthrough (grid to load): 70A
- Peak Off-grid Power: 40kW (2× rated, 10s)
- Unbalanced Output: 100% supported (up to 50% rated power per phase)
- Power Factor: 0.8 leading to 0.8 lagging
- Rated Grid Voltage: 220/380V, 230/400V (3L+N+PE)
- Rated Grid Frequency: 50Hz/60Hz (45–55Hz / 55–65Hz range)
Efficiency:
- Max Efficiency: 97.6%
- Euro Efficiency: 97.0%
- MPPT Efficiency: >99%
- THDi: <3% (nominal power)
- DC Injection Current: <0.5% In
Monitoring & Communication:
- Monitoring Modes: Wi-Fi (standard), optional GPRS/Bluetooth/4G/LAN
- Interfaces: RS485 / RS232 / CAN
Protection:
- DC reverse polarity
- AC overcurrent, overvoltage, short-circuit
- Thermal protection
- Anti-islanding protection
- Arc fault circuit interrupter (optional)
- Residual current detection
- SPD Type II (AC & DC)
- DC switch, insulation impedance detection, DC component monitoring
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