DEAR ALL
I have motors ( 10 units )each one is 90kw 380V 50 HZ 1000rpm
but new local pwer is 220v 60 hz
requierd rpm should be 1000
pleas what the beast solution is used frequncy converter or
rewinding all motos or chang all motors
thanks
Answer Posted / shoeb
yuo need two cdevice one is auto transformer from which yuo
can adjust the voltage and other is cyclo converters whisc
can vary that 60hz frequency to 50 hz
| Is This Answer Correct ? | 3 Yes | 0 No |
Post New Answer View All Answers
what is the use of power transformer in GSS.
what are the application of over current relay?
When calculating the speed of a rotor required for a particular frequency of synchronous generator we use the equation 60f/p Is this p is the number of pole pairs of rotor & do we consider the number of pole pairs in the stator is 1?
Explain how you can give the overload setting to any Motor Protection Relay for a HT motors with formula and example?
how can i get the formula to find out the cable size if i know the load of main fuse protection.
What safety precaution are to be taken for avoiding electric hazards ?
Explain what is clipper and clamper circuits?
Electrical Engineering
what are the effects when a salient pole alternator is run at high speed like 3000 r.p.m?
what is the difference between 50 hz freq. and 60 hz freq.? which is better and economic in them ?
What are the different types of controllers?
What is the basis for selecting Vk/2 or Vk/4 for REF and Differential protection of Transformer and What is the significance of magnetising current
What the main causes of transient interruptions on Over-Head Distribution Lines?
In DC generator, we use commutator, having no. of segments. Then how it is possible to get a half wave of voltage and current for half rotation of armature?
A low wet bulb temperature indicates