When the generator stator winding insulation resistance has met the starting requirements, and the rotor winding insulation resistance value is not less than 2000Ω, it can be allowed to put into operation;
When the generator tator winding insulation resistance has met the starting requirements, and the insulation resistance value of the rostator winding is not less than 2000 ohm, it can be allowed to put into operation;
When the insulation resistance of the stator winding of the generator meets the starting requirements and the insulation resistance of the rotor winding is not less than 2000 Ω, it can be put into operation;<br>