Thermal withstand capability under full short circuit conditions, in terms of number of times of occurrence of short circuit and corresponding anticipated percentage reduction in transformer life.

1095

in my working site. momentary jerck in electrical supply ocurred frequently which cause of multiple losses in our electrical equipements. how can we protect our electrical machines and equipements in this situation.

1460

in indoor type circuit breakers why only the corner breaker trips specially during cold season. What is the reason.

696

How many kw will suply from one db

246

Did RMU have ct and pt ?

82

explain all the classes with example

668

ratings of lightning arrester

823

In both 600/1000 V cable and 450/750 V cable, we can supply 415 V. However for distribution, all utilities are using only 600/100 V instead of 450/750 V. What is the reason?

420

The loads are connected with phase and ground then why current flow as the loads ?

741

what is the effect of vector group while phase sequence of a generator changes,whether the vector group changes or not

856

In all analog voltmeters or ammeter showing some small size symbols. as well as a star and in star 2no. digit, resister symbol,and other. what is that's meaning ?

631

use of choke in APFC panels

3334

in parallel operation of power transformer why the distance between power transformer and capacitor bank feeder is necessary to know

628

If you have an earth with pilecap then your resistance is really low. why and how?

691

what's prime importance of protection in electrical system.if protection system don't work properly what can happen in electrical system?

677