Electrical distribution system, Electrical Engineering

Assignment Help:

1. Name the three parts of a programmable logic controller (PLC) and explain why the PLC is preferred by designers over electromechanical relays.

2. Medium-voltage circuit breakers operating on system voltages between 600 volts and 15 kilovolts generally contain blow-out coils and a puffer. Describe a puffer.What is its funtion?

3. How is an electrical distribution system protected from lightning strikes? Name and describe the device used and describe its electrical connection to the distribution system it protects.

4. The first step in preparing a primary distribution cable for connection to a transformer, tap box, or other terminal equipment is to remove the semiconducting jacket. The next step is to crimp a flat lug onto the cable connector. List in any order any three of the next six steps in  making the connection.


Related Discussions:- Electrical distribution system

Define electrical energy, Electrical energy If the power is measured in...

Electrical energy If the power is measured in watts and the time in seconds then the unit of energy is watt- seconds or Joules.

Permeability and b-h curve for different magnetic materials, Permeability a...

Permeability and B-H curve for different magnetic materials Permeability is the ability of a magnetic circuit to create magnetic flux lines in a material or substance that prod

Sr flip-flop, SR FLIP-FLOP (SRFF) The symbol for the SRFF is shown in F...

SR FLIP-FLOP (SRFF) The symbol for the SRFF is shown in Figure (a), in which S stands for "set," R stands for "reset" on the input side, and there are two outputs, the normal o

What do you mean by circuit analysis techniques, What do you mean by Circui...

What do you mean by Circuit Analysis Techniques?   One simplifying technique often used in complex circuit problems is that of breaking the circuit into pieces of manageable

What do you mean by frequency response, Q. What do you mean by Frequency Re...

Q. What do you mean by Frequency Response? As with all electronic circuits, op amps have limited frequency response. Because of the negative feedback of the circuit, the passba

Calculate the amplitude and the frequency of the sine wave, (a) The key el...

(a) The key elements of a protocol are the syntax, semantics and timing. Give a brief explanation of each of these key elements. (b) A file contains 4 million bytes. Compare

What is cd-rom, Compact Disc - Read Only Memory. A CD-ROM is any compact di...

Compact Disc - Read Only Memory. A CD-ROM is any compact disc which having computer data. These discs can store enormous amounts of data (up to 640 megabytes). If there is a large

Construction - unijunction transistor, Construction - UniJunction Transisto...

Construction - UniJunction Transistor: Construction: The basic structure of uni junction transistor is shown in fig. (a). It essentially consists of a lightly doped N type s

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd