Max kW demand = 800 kW 

(i) Leading kVAR taken by the phase advancing equipment = 337.05 kVAR 
    Capacity of phase advancing equipment = 337.05 kVAR 

(ii) Max demand charges = 50 kW 
     Expenditure on phase advnacing equipement = Rs. 10.00 /kVAR/annnum 
     Max demand at 0.8 pf = 1000.00 kVA 
     Max demand at 0.9 pf = 842.11 kVA 
     Annual saving in max demand charges = Rs. 7894.74 
     Annual expenditure in max demand charges = Rs. 3370.53 
     Net Annual saving = Rs. 4524.21 

