Primary electrical power is provided by two engine driven generators which supply three-phase, 115 volt 400 cycle alternatingcurrent.
主电力是由两个发动机驱动发电机供应三相，115伏400周期交流电。
2
You can operate the coil directly from the 110-volt, alternatingcurrent house-supply line; or, if you find that it overheats rapidly, you can interpose a resistance in series with one of the leads.