... protection 3.Applicable:power failure, solar, wind power, other power system Solar inverter SR-IV1.pure sine wave2. ... various protection3.Applicable:power failure, solar, wind power, other power systemSolar inverterThis inverter ... frequency45—65HzInverter output voltage220VAC±5%/50Hz±1%Inverter output waveshapepure sine-waveTransfer time<15msCharge currentMax ...