If the feeder rating is 7.5 kw or 10 HP star-delta feeder, MCCB is taken as 63 a, contactors-32 a, how much will be the OLR rating or which range OLR should be considered when we concern about type-2 coordination?
499Post New Electrical Engineering Questions
How to arrange a hous hold earthing system to keep minimum earth resistance( below 7ohms).
What is meant by stator? What is meant by rotor?
list the advantages of RCCB over other circuit breakers?
What is the effect of positive feedback on stability of the system?
how can i determine the KVA/MVA rating of transformer precisely?? is there any standard test?????
How can we checked Killo Watts of Motor & Alternator?
how the testing of protection CT Testing done through Primary injection kit please describe in detail procedure...
What are the different losses In a de mac1une'! t.xplam
what happens to the water pump if ground water level is slowly decreasing?our water pump is varying from no-load full-load due to this problem
can I improve the furnace power factor (10 mva transformer) by adding a capacitor bank before the transformer.Does system power factor vary a lot with the furnace PF?
Form S and "c" license application both are same? @ tneb portal
how to calculate the lightning arrester conductor @ no of earth pits required
Define the term Capacitance and Inductance?
When we use 3 terminal resistor?
what is the use of the puls transformer in UPS & how it works???????????
