... High profit: low operation cost, supply of electricity and thermal power at thesame time, low maintenance cost6) ... high quality monitor instrument, with sound and light alarm devices, auto shutdown8) Protection function: over-current, under-voltage, auto-regulate voltage, reverse power9 ... /kWh11) Supply connection: 3 phase, 4 lines12) Rated voltage: 400V13) Rated speed: 1,500rpm/1,800rpma14) Rated ...