Insulation light is located on.() of main switchboard.
A、Paralleling panel
B、Load panel
C、Emergency generator control pane
D、Main generator control pane
A、Paralleling panel
B、Load panel
C、Emergency generator control pane
D、Main generator control pane
A、A.Megohm meter, insulation light and synchroscope B、B.Synchroscope, synchro light and megohm meter C、C.Shore power switch, insulation light and synchroscope D、D.Megohm meter, insulation light and shore power switch
A、A.is good for long term preserving since most insulation is organic and contains some amount B、B.lowers the insulation value and is a common cause of fault grounds in idle machines C、C.will enhance insulation resistance only if it is fresh water and contains no salt D、D.reduces the amount of current supplied or drawn by the machine so horsepower is limited
A、The light comes on at sunset B、There is an emergency light if the main light is extinguished C、The height of the light is 24 feet D、The tower is painted with black and white stripes
A、A.The light comes on at sunset B、B.There is an emergency light if the main light is extinguished C、C.The height of the light is 24 feet D、D.The tower is painted with black and white stripes
A、the period of darkness exceeds the period of light B、there is only a partial eclipse of the light C、the periods of light and darkness are equal D、the period of light exceeds the period of darkness
A、the period of darkness exceeds the period of light B、there is only a partial eclipse of the light C、the periods of light and darkness are equal D、the period of light exceeds the period of darkness