Explain working of PIU(Power Interface Unit) in
Telecommunication,

Answer Posted / kuldeep singh

PIU means automaton part of Active parts . PIU same equipment SPS & IIPMS but IIPMS meaning PIU + SMPS .
PIU different parts CPU cards , Contter etc part .

Is This Answer Correct ?    10 Yes 2 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

why the perameters of secondary circuit are more important then that of the primary circuit of induction motor?

1374


In ht capacitor ckt we are using LBS Panel it having isolator with fuse, one of HT fuse flash over, so what is reason behind this event.

1583


y we use neutral,all r told its used to for closed path..k its a just used to closed path,in a transmission line y we put same conductor used n both phase and neutral..if we use less than phase conductor in neutral mean we ll reduce cost its right r wrong..if we use mean any problem occur in transmission line..

1528


Give details on how you intend to handle a challenging position you are posted to manage unexpectedly as a company staff?

2886


how can i find ct ratio of meter by seeing name plate of meter and how it should be used in MF calculation if it shows only-/1???

1251






What is the formula to calculate the rating of a three phase air circuit breaker

1819


why we take movement of rotor always in counter-clockwise direction in 3-phase induction motors?

1513


how does a shunt reactor maintains the bus voltage???

1583


What is critical disruptive voltage?

845


Draw a SLD for main panel for school having connected load of 1200kw and emergency generator 200kw.also show the increase of additional load of chiller 225kw in the lv panel indicating meter postion size of transformer ,cables and capacitor bank.

528


What are the advantages of instrument transformer?

637


plz send me Bhel, Mahagenco, sbi previous exam paper for electrical engineer on my email-id kambali_smita@yahoo.co.in

1936


WHAT ARE THE DATAS REQUIRED FOR PROTECTION AND METERING AND CONTROL AND LOGIC PREPARATION,HOW TO STUDY THE PROTECTION AND METERING?

1690


1sq mm dc powr cable can carry how much dc currnt

1491


list the type of vfd? wich is sutable for heating kiln?

1605