SBV6400：91.18%

（2.8808KWh+2.99KWh）/6438KWh （额定容量）x 100% = 91.18%

SBV4600 AC半载放电转化率：91.21%

（2.1168KWh+2.079 KWh）/4600 KWh（额定容量）x 100% = 91.21%