Answer Posted / lnp
IP stands for Ingress Protection . i.e. Protection against Ingress of solid particles and water. The first Digit indicates solid particles up to 1mm can not enter the equipment and second digit indicates that water sprayed from any directon cannot enter the equipment.
Is This Answer Correct ? | 6 Yes | 1 No |
Post New Answer View All Answers
I have 440v power coming to facility,( not being used ) can I buy large generator, (gas) to sell power back to electrical co.
Define demand factor?
Define the three phase formula fuse.
how generator load test is conducted?what are the steps?
why is control bus bi-directional?
If the rated speed of a d.c. Shunt motor is1440 r.p.m, which method of speed control would you suggested to obtain a speed of 1500 r.p.m?
1. Can a 12v DC choke operate a 60v/12w PL lamp ? 2. Can a 230v ballast fire / operate a 60v/12w PL lamps.
Difference between field rheostat and armature rheostat.
What do you mean by ratio correction factor of instrument transformer?
my UPS suddenly goes off and all panel light also blow off.This happens even main electric supply is not interrupted.After some time it automatically starts functioning normally.Batteries are new.
A well system is when , no. of bus bar is less or more. Tell me the concept of it.
Generator,motor and alternator Working principal Please explain easily
what is the pre charge circuit,what will be work which function it will be use plz tell me
what is diff btw electric,magnetic & eletromagnetic field
Trafo ratio is 11kV/6.6kv,Vector group is YND11. What will be the effect if secondary is used for earthed system.