What is the effect on in Zone and out zone fault if Phase side CT is Vk/2<30 mA and Neutral side is CT is Vk/4<30 mA for Transformer REF protection
1973What is effect on in zone and out zone fault if CT chosen for phase side is Vk/2<5mA and Neutral side is Vk/2<15mA on REF protection of Transformer
1307What is the basis for selecting Vk/2 or Vk/4 for REF and Differential protection of Transformer and What is the significance of magnetising current
1221what effect on electrical equipment if PF is gone over 0.996 in leading when provider say that its keep in minimum 0.996lagging
3 4540what is the rating of Insulation tester for measure 15 KW, 3 phase 415V 50 HZ induction motor?
2 3987Post New ABB Electrical Engineering Interview Questions
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