... pure sine wave 2.various protection 3.Applicable:power failure, solar, wind power, other power system Solar inverter SR-IV1.pure sine ... thehigh quality of the product. The output wave is pure sine wave, can suitable for allkinds of load. With ... frequency45—65HzInverter output voltage220VAC±5%/50HzInverter output waveshapepure sine-waveTransfer time<15msCharge currentMax 15AProtectionInput/output over ...