If carbon brushes spring tension either loose or tight,
what happen on Motor performance During Full load Operation?

Answer Posted / sanjiv

If loose it will craate spark. If it is tighte it is
requirement only

Is This Answer Correct ?    1 Yes 0 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

How much load can be taken for chiller from 1500 kva transformer

863


How many wall/floor flange will i use in bus duct system if we have in our design a 35th floor building.

1044


What are the basic elements used for modeling mechanical rotational system?

618


I am getting above 60 V as open delta voltage against single phase unit ICT at tertiary delta formed and ICT getting trippped on NDR. ICT tested and found in order. PTs provided on tertiary are tested and in order. what may be the reason?

1498


What is the meaning of HT Trivector Meter ?

1950






Dear Sir/Madam, I have one questions we have three steam turbines and one Gas turbine and our industry linked with the public network, we have protection system one of the protection is reverse power we can export just four MW only i would like to ask about how to calculate the reverse power. Thank you in advance best regards

1638


USE OF 8 WAY PAN ASSEMBLY

1495


List out the the types of Mounting Light fixture?

1203


In power transmission using open belts or horizontal shafts it is preferable to have the slack side of the belt on the top because

775


A system absorbs 100 k J of heat and the increase in its internal energy is 100 kJ; the work done is

767


Capacitor is load free component but why ampere meter shows current when capacitor bank breaker close?

690


How to measure size of cable on a given load

1385


what is the use of commutator in dc motor if we supply ac ? commutator is used to convert ac to dc.and it is used to arrange the flux in unidirectional in case of dc supply. if we give ac as supply to dc motor what is the use of commutator?

1646


for a 500 KVA connected load, I calculated 30% of capactor for power correction. Even after using 225 KVR capactor PF is not improving. What could be reason for low Phase correction factor?

1535


Why colled 440V to 3-phase supply.

1683