i have faced a problem in ro plant grunfos make bm30type pump it is 22kw pump. We start this pump using siemens 3rw 4423-ibc44, 30kw softstarter but this soft starter will frequently failier so we planed to change dol starter. So pls tell anybudy its possible or not.

1375

How time response of the system is divided?

520

Electrical Engineering

1319

Define reserve-generating capacity?

479

Write the analogous electrical elements in force current analogy for the elements of mechanical translational system.

561

two way ckt diagram can be drawn by how many ways? give diagram

1185

A 11KV, 1200 A breaker combination fixed in a cubicle for HT motor.Is normally for 11 KV motor fuse is using? if Yes, What range fuse is required?

1344

hi , i have 150 kw loud and we need 50 m cabil,i want to know wich size cabil we use. thanks

1451

i completed my DEEE. and i want to electrical c license. how to get it..?

1540

how much flux density of CRNO core

2105

what is two point starter?

1424

i want to put single phase load on scott connected transformer,eventhough how to balance the transformer.

1256

what can be the causes of capacitor start motor having a higher current that its actual

1332

What is center gravity load in substation?

1717

why high speed tripping relay will be used in tripping circuit why not normal relay

673