Power supply: three-phase five-wire AC380V plus or minus 10%‚ frequency 50Hz plus or minus 5%. Rated power: 12 channels * 4KW; Applicable to any load. Overload and short circuit double protection high - grade air breaker. A.B.C three-phase work indicator light. Two and three foot universal socket for convenient use‚ input of inlet terminal‚ single 40A bakelite plug output. Shape size (mm):L515 * W485 * H133. Weight of single machine :12KG.