The metal-enclosed switchgear and controlgear is subdivided
1. metal-clad switchgear and controlgear; 2.
compartmented switchgear and controlgear 3. cubicle
switchgear and controlgear.
What is the main differnence between them. State some
What will be the impact on motor performance if a LT motor
is rewound with changed motor winding data as given below:-
Original winding data: total 04 wires = 02 wires of 17 SWG
+ 02 wires of 16.5 SWG.
Changed Winding data: total 03 wires of 15.5 SWG wire size
Motor rating: 160KW, 740RPM, 415V, ID FAN application.
Normal Running Current = 95% of FL Current.
what is the grounding Calculation formula? spouse i want to
provide grounding to 3phase 18kw motor or i want to provide
ground to 3phase 10kva dry type transformere or you give me
why is using sensor?what is differece between photoelectric
Explain the following program segment.
what is the power factor used by the PHCN in nigeria?
2. what is the difference between an alternator and
3. Generation of poweris in KV but how is transmission is
4.If the transmission of power is 20,000MW how can it be
increaesed to 80,000MW
what is semi&full custom difference b/w these two?
I want to know the material required per square foot in rcc roof.
i.e. steel: kg/foot, cement/foot etc.
TYPE'S OF BREKAR ,WHAT IS TRANSFORMAR & SAFTY. STARTER DOL
& STAR DELTA STARTER.
how invertor convert the dc into ac give brif detail
documentation on improved trace buffer via Selective Data
Capture Using 2-D Compaction for Post-Silicon Debug
diffuser increases pressure but in turbine pressure is
decreasing when steam passing through casing?
which collection enforces type safety?
What is the number of IS code of practice to be followed for hydraulic design of sewerage pipe line?
What is highest size of HT motor like 11 kv or 33 kv,and how
to make it 750 rpm.i think the size will be very big.any
idea ? pl. reply..
what are the applications of PLC?
Please brief me reation between timing belt & gear ratio.