Answer / taufic

splip ring induction motor, high starting torge motor

Answer / arpan

d.c series motor , because in lift high starting torque and
fast breaking is required.

Answer / sayan

Squirrel cage induction motors with VFD is also used for
lifts & elevators now-a-days.
The main consideration is the duty cycle of the motor.It
has to be S3 or S4 rating because of its frequent starting
& stopping.

Answer / taufic

slip ring motor and Dc series motor

Answer / anamika

d.c series motor bec it is having high starting torque

Answer / sanjeet swarnakar

cumilitive compound motor

Answer / senindra123

dc serious motor .

Answer / shubham

cumulatively compounded
nd
series motor
both motos have high starting torque

Answer / mragang

Commulate motor used in lift....

Answer / nagaraju d m

3 phase Induction motor with VFD

WHAT IS THE CURRENT CARRYING CAPACITY OF 2.5/3 CORE HI TUFF CABLE,WILL IT SAFLEY CARRY 8.6 AMPS OVER 120 METRES,CAN YOU ALSO ANSWER WITH FORMULA FOR WORKINGS OUT ,THANK YOU 3RDYR APPRENTICE.

0 Answers  

How can I model an open-delta ground transformer for a network supplied by 4 unit GTG and power transformer in ETAP?

0 Answers  

IF DISTANCE IS 100METERS B/W AMP.METER AND CURRENT TRANSFORMER WHAT WILL BE AFFECT IN ACCURACY .METER CAN SHOWING ACCURATE CURRENT OR NOT IF NOT WHAT CAN I DO TO GET 100% ACCURACY.

0 Answers  

What is the difference between resistance grounding system and resistance earthing system?

0 Answers  

Going in for a three phase motor or a single phase motor, what factor should be considered for this? For eg., to pump water to certain height and such domestic applications, which motor is suitable?

1 Answers  

I'm generating a pulse of 3V with frequency 80Hz (12.5ms time period) and pulse duration 0.125ms and feeding it to a transformer since i want the pulse to get amplified around 60V. At the output amplification s happening but the pulse is changed to a spike, can you tell me what could be the reason? (an ordinary transformer 220V-12V stepdown transformer is reverse connected ie. now it is 12V-220V stepup and voltage amplification happens)

0 Answers  

What is Procedure the procedure to select CT's & PT's in 66kV and above substation?

3 Answers   Infotech, Vijai Electricals,

Iam deepthi.i completed my b.tech from electrical engineering.i want to prepare for civil services.i dont have much knowledge about these exams,but i have great zeal of cracking exams.plz provide me suggestions to which options i can select for optionals

7 Answers  

How to find the maximum load that can supply by a particular(say 315kva) KVA rated transformer?

2 Answers   ME,

why transformer rating in kva and motor rating in kw

11 Answers  

how we can know the rating of transmission line by no. of insulators disk ??????????

3 Answers   NTPC,

How to calculate 33 kv panther conductor line losses.

1 Answers   Construction, Orange,