How many Zones can be in Conventional type fire alarm system & how can we detect the fire in Conv. type FAS?

1679

what is the IEC standard for Power Cable installation in onshore (like in direct buried ground or above groung)

2488

how many types are their in switchyard or substation(like D,I TYPE), what is differant between them

1973

234 MVA Generator 3 phase Short circuit current Values required? Gen set Rating-234 MVA, Gen Voltage-18kv, PF;0.8, Xdv:23.5 %, Transformer Rating-18/380KV, 680MVA,Yndd1 two winding, Step up TR, ZT:35.50 %,X/R 4.33 Gen CB Position, CB open ,Disconnected open, Generator Running Voltage 18 Kv, Bi mistakes generator side earth switch Closed during that time short circuit current level in 3 Phase required, and how to test on site 234MVA Generator Short circuit current,

2061

1))why we run three phase or three different circuit from a single conduit 2)) why not two circuit of different phase run in same conduit?? and why we run same three cicuit of same phae run in single conduit??

2270

how can service sitting be setted for MCCB?Example for sittings IR (CURRENT RATING),IS(CURRENT STARTING)IO (current operating)?

2277

what is physical distance of isolator to VCB in 33/11kv sub stations

1989

Define steady state error.

936

how balanced in star delta connection ?

1936

What is real time power factor control panel(RTPFC)?

4150

what is the significance of terminal voltage and phase sequence in the operation of paralleling of two generators?

2345

Meaning of ingrace protection for motor.for ex IPXY

2701

what is the importance of Partial Dischage test for Electrical Equipments

1764

what is the relationship between current&voltage in practical purpose ?

4773

what is the effect of higher value of GD???

1624