Answer / gunasekaran

switching, controlling,protecting the electrical circuit and electrical equipments is called switchgear

Answer / aamirali

Switchgear is a general term of busbars, circuit breakers,
protection relays, isolators, CTs, PTs etc.

Answer / brijesh

The term switchgear is used for the equipment which is used
to control and protect the equipment.

Circuit breaker, isolators, MCBs, MCCBs, are the types of a
switchgear.

Answer / hjthegreat

switchgear is electrical disconnect switches combine with
fuses or circuit breakers.
not all disconnect switches call switchgear, only the big
one which commonly drive by motor
switchgear is used to control, protect automatically or
isolate electrical equipment manually.

Answer / auon raza

all the accessories of circuit breaker are comonly called
switchgear

Formula to calculate amps rating when we are having only the width & thickness of the coppper ?

2 Answers   BEL,

There is one 40MVA oil cooled transformer (yet to commission), filled with 95% oil and we are trying to fill 5% Nytrogen in that transformer so that there should not be any foreign component inside. But even though there is no leakage, nytrogen is not withstanding inside transformer, within a day or two pressure guage is showing 0. Why is it soooo? Pls reply.

1 Answers  

please let me know , we have installed two separate motor for fire fighting system 1) 60 hp and 2) 15 hp the load is 74 AMPS and 20 AMPS then tell me the main power cable in Aluminum will be what thickness , the length is 225 mt from the main utility to fire pump house

1 Answers  

orifice sizing how done, checking & selection

0 Answers  

What fomula is used to calculate: 1. rated frequency withstand voltage, and 2. rated lightning impulse withstand voltage.

0 Answers   PNG Power,

What is the distance between each insulator in 33kv transformer and how can it calculate

0 Answers  

is it possible to minimize the copper loss?

2 Answers   Coal India, TATA,

derive the formula of amp hours is calculated for 12v battery.where no. of plates is given

1 Answers  

why receiving end voltage increases in a system when capacitive load is added

1 Answers  

How we can change the direction of rotation of Induction motor? Prove it using graphical methods.

2 Answers  

why constant voltage transformer should be start without load? and if started then what will happen?

0 Answers  

What will be result if we connect LT votage to the terminal of HT Transformer?

3 Answers   Equate,