... without people Save energy, lose little power without emergency power supplied Stable capability,reliable safety and long ... pulse width, four in one desigmm,constructer simplified Supply power to any inductive or capacityve loads Link with ... there is city power, placed without noise, otherwise, the noise<55dB, larger than EPS-75KW, the noise ... 315,400,500,630,800KW Emergency power supply( EPS) Series