Insulating coating composition for electrical steel sheet, electrical steel sheet, and method for manufacturing same

An electrical steel sheet comprising:

• an electrical steel sheet substrate and
• an insulating coating placed on a surface of the electrical steel sheet substrate,
• wherein the insulating coating includes:
• 10 to 50 wt % of a first composition including first inorganic particles and second inorganic particles;
• 10 to 50 wt % of a second composition including a metal phosphate;
• and 20 to 60 wt % of a third composition including an organic/inorganic composite in which inorganic nanoparticles are substituted into an organic resin, based on 100 wt % of the total composition.