PV Grid-tied Inverter & Solar Power Isolation type :Power frequency transformer ecommended maximum power of PV array :60kWP Maximum array open-circuit voltage :880V Maximum power point tracing (MPPT) scope of PV :450~880V Connection type of battery board :Terminal inserting Maximum array input current :130A Rated AC output power :50kW Total Harmonic Distortion (THD) :<3% (at rated power) Power factor : >0.99 Maximum efficiency : 94.5% European efficiency :93.5% Allowed voltage scope of grid (three phase ) :320~440VAC Allowed frequency scope of grid : 47~51.5Hz Self consumption at night : <10W Communication interface :RS485/ Ethernet Protection class :IP20 (Indoor) Temperature of application environment :-20 C~+40 C Noise class :<45dB Cooling :Wind cooled Size (W x H x D):820 x1,900 x650 mm Weight : 700kg