Hybrid Inverter HYD20KTL-3PH 3F Sofar

The three-phase SOFAR HYD20KTL-3PH hybrid inverter is a device for energy storage and cooperation with PV installations, designed for home applications and small multi-phase installations. It enables on-grid and back-up operation, supports the connection of lithium-ion batteries, and has two MPPT inputs for photovoltaic panels.

The manufacturer is SOFAR (Sofar Solar), a company specializing in photovoltaic solutions and energy storage. The HYD model belongs to the series of hybrid inverters integrated with battery management functions and the possibility of parallel operation and communication via CAN/RS485/Bluetooth/Wi-Fi/GPRS (optional).

Electrical and Technical Parameters

• Nominal AC power (grid): 20,000 W
• Maximum output AC power to the grid: 22,000 VA
• Maximum AC power from the grid: 40,000 VA
• Nominal grid voltage: 3/N/PE, 220/380 VAC or 230/400 VAC
• Grid voltage range: 184 VAC–276 VAC
• Output power factor: –1 (0.8 absolute to 0.8 lagging)
• THDi: <3%
• Battery input (type): lithium-ion battery, number of battery inputs: 2
• Battery voltage range: 80 V–800 V (full charge: 400 V–800 V for the 20 kW variant)
• Nominal battery charging/discharging power: 20,000 W; maximum charging/discharging current: 50 A (25 A/25 A)
• MPPT: 2 MPPT; MPPT voltage range: 180 V–960 V; full power MPPT range: 450 V–850 V
• Maximum recommended PV input power: 30,000 Wp (15,000 Wp/15,000 Wp)
• Maximum input current: 25 A/25 A; maximum short-circuit current: 30 A/30 A
• Switching time (back-up): <15 ms
• Efficiency: MPPT efficiency 99.9%; maximum efficiency 98.2%; European efficiency 97.7%

Mechanical and Installation Parameters

• Dimensions: 571.4 × 515 × 264.1 mm
• Weight: 37 kg
• Topology: transformerless
• Cooling: forced air flow
• Protection degree: IP65
• Operating temperature range: –30°C to +60°C
• Operating humidity: 0–100%
• Noise: <45 dB
• Maximum operating altitude: <4000 m above sea level