what are the current specifications of bus ducts ? i ve
seen in IPBD bth 22000 A and 1500 A in 400 kv switchyard .
why it is so??
Answer / binod
CURRENT CARRYING CAPCITY IS SPECIFIED AS PER THE SIZE OF
BUS AREA INWHICH THE CURRENT WILL FLOW,INSULATION LEVEL
LIKE THE INSULATOR USED TO HOLD THE BUS INSIDE THE BUS DUCT
AND OTHER TECHNICAL FEATURE LIKE OF THE BUSDUCT
MANUFACTURING MATERIAL,TEMPTURE(LIKE SPACE HEATER)IN SIDE
THE BUS DUCT.SEALING OF BUS TO KEEP INSIDE THE BUSDUCT
CLEANE,DUST .FREE
Is This Answer Correct ? | 0 Yes | 0 No |
75 kw motor take 45 amp in no load delta in star 10 amp but in load it will take 160 amp but IR velue of winding above 500 at 1kw ph to earth and ph to ph. what problem it should be?
Why nutral wir used thinner than phase wire
Why charcoal and salt add in earthing pit.
6 Answers Garware, NTPC, Sterling Wilson,
transformers? power factor? machiences?
Which supply is using for train AC or DC & what is the voltage????????
In the Variable Voltage Variable Frequency Drive, how the Voltage and Frequency varied ? Is it varied in the Inverter part of the Drive ? Please give us supporting document if any.
How does zener phenomenon differ from avalanche breakdown?
how the 12 pulse rectifier is made?
8 Answers Engineers India Limited,
why we dont prefer ac voltage controller instead dimmerstat [if both have same rating] for conducting experiments in laboratories?
HOW DO YOU CAN CHECK A 15KV DIODE, WHETHER IT IS OK OR NOT?
what is ISF
How the speed of synchronous motor changes with the variation of load?