Off Grid Solar Sine Wave Inverter

Off Grid Solar Sine Wave Inverter

Send Inquiry


Model SDP-250KW
Isolation mode Low Frequency Transformer
DC Input Rated voltage(Vdc) 600V
Input voltage range(V) 540-850V
Rated current(A) 416.7A
AC Output Rated power(KW) 250KW
Rated voltage 440VAC±3%
Output phases 3 phase + N + PE
Rated current (A) 328A (phase current)
Output frequency 50Hz or 60Hz
Output waveform Pure Sine Wave
Voltage accuracy Load balance 1%,  Unbalance load 5%
Waveform distortion rate (THD) Linear load 2%,  Nonlinear load 3%
Dynamic Response   5%,50ms( load 0 ~ 100%)
Power Factor (PF) 0.95
Inverter Efficiency >94%
Electrical insulation properties 2000Vac, 1 Minute
Running mode Working continuously, can work 24h*7
Start mode Step down voltage start or variable frequency start
Protection Function Overload Ability 120% - 35 seconds,  150% - 5 seconds

Input reverse polarity, under voltage, over voltage,

output over-current,short circuit, overheating etc.

Display LCD
Communication port RS485(Optional)
Cooling method Fan-cooled
Short-circuit protection No automatic recovery, need to restart the machine
Working environment
Mechanical dimension
Degree of protection IP20(indoor)
Working Altitude (m) 2500m
Working temperature -15~+50℃
Relative humidity 0~90% non-condensing
Noise ( 1 meter) 50dB
Depth* Width * Height 1200x1200x1860mm
Weight (Kg) 1300Kg
Certification European CE(EMC & LVD)