WE HAVE A LOAD OF 55KW MOTOR ITS VOLTS 380 3PH AND ITS
TAKING 100AMPS (ITS FULL LOAD IS 105AMPS)AND ITS CABLE IS
4CX50SQMM ,NOW ITS GETTING ABNORMAL HEATUP IN CABLE,PLZ
TELL WHY ITS HEAT-UP?(CABLE LENGTH IS 15 METERS ONLY)
- 10 Answers
- 13418 Views
- I also Faced
- E-Mail Answers
Answer Posted / k.prakashchandra
Further, if the armour is earthed at both ends ,there is
likelihood of cable getting heated.
| Is This Answer Correct ? | 1 Yes | 2 No |
Post New Answer View All Answers
Sir, My doubt on cable sizing calculation, Load:74 KW calculated cable 1 run 50mm2. Now client asking us to reduce cable size by increasing runs. Sir, My question now when my mind strikes with 2 options 1) Divide load 74/2 = 36 and calculate cable for 36+36 making it 2 runs or 2) Simply i can divide 50mm2 /2 ie. 2 runs of 25mm2 Please suggest me sir
formula for calculation of switchgears(i.e. contactor, fuse, cb, relay etc.), if load current is given?
what does a string of resistors in a series will do?
I am going to appear for the RRB Chennai junior Engineer online exam. Please send me the previous exams question papers (also solved) to my mail id: rrkhandhar@yahoo.com
when we gave dc supply to 220v dc motor its rpm is 1200. then we gave 180v. how many rpm of its motor. gave answer with calculation at my ID.... ravizak@ymail.com
What are the advantages of the three-phase motor over single phase motor?
Why Utility Distribution System in India is mainly at 11 kV? Why not Utility go for 33 kV?
what is the reactive power what is the use of it in system
sir, what is the importance of Fault MVA. how to calculate fault mva of 33kv substation connected by 6.5 km line(single circuit with equal spacing) with 110/11kv transformer in 110kv susbstation.the fault mva on 11 kv bus in 110kv susbstation is 208mva.
In power transmission using open belts or horizontal shafts it is preferable to have the slack side of the belt on the top because
How does a digital electronic meter work??????
what is level 2 automation?
why ss stablity limit is more transient stablity limit?
do we use links in a dc circuit?if so what s its use in it?
how to define tell me about self
