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Category: Electrical Installations Technology - 203

Electrical Installations Technology - 203 - questions

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Inner Question1

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Inner Question4

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Inner Question3

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Technology - Paper 1

Technology - Paper 1

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1. To feed a 400v motor the voltage Stepped down from the sub-station would be...

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2. Which one is not a Transmission voltage?

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3. Which is the worst way of using Harvested Rainwater?

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4. What is Grey water best used for?

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5. A Micro-wind turbine swept area is no more than (max 2.2m blades).

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6. What Fossil fuel is used to produce steam?

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7. Which is the best location for wind turbines?

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8. Which one doesn’t need Fossil fuel to produce steam?

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9. Which one of the following is the main fuel for Biomass?

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10. Name the Earthing system in the picture.

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11. Name the Earthing System in the picture.

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12. Name the Earthing System in the picture.

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13. What type of Earthing systems is this?

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14. What type of Earthing Systems is this?

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15. What type of Earthing Systems is this?

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16. The Earth return path within the suppliers cable of a TN-C-S System is the...

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17. Name the following fixing…

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18. Which correction factor is used for Grouping of cables?

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19. Which protective device would protect against Overload and Earth Fault protection?

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20. Which protective device would not protect against Overload protection?

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21. Why is a copper link used when joining two pieces of Steel trunking?

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22. What type of conduit would be used as a cpc?

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23. Which protective device would protect against Earth Fault protection?

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24. What would be a cheap way of installing an SWA 4 core cable to a Distribution board?

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25. Which DATA cable would be used if there are lots of computers in use?

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26. What would be the minimum size of trunking for single core 70º thermoplastic insulation cables: 10 x 4mm², 10 x 4mm², 10 x 10mm².

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27. What is the minimum conduit size for a straight run containing the following single core thermoplastic insulation cables, 2 x 1.5mm2, 3 x 2.5mm2 and 3 x 4mm2.

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28. What is the symbol shown below?

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29. What is the symbol shown below?

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30. If Band 1 and Band 2 circuits are in the same trunking they must be…

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31. What would be the voltage drop for a two-core 2.5mm2 700Thermoplastic insulated and sheathed flat cable feeding a load of 18A and the length is 22m?

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32. What is EWR used for?

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33. Which one of the following is a Statutory document?

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34. What document would list lighting, fittings, type and size of cables?

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35. When using tools and electrical equipment what regulations would cover these?

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36. Which one of these defines a metal radiator which is fixed to a wall?

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37. Which one of these defines a metal conduit which is fixed to a wall where it drops down to a light switch?

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38. Which one of the following is the most common material used for cables suspended by pylons used for transmission systems?

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39. what is the maximum length of span for cables between buildings with no intermediate support?

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40. what is the minimum internal radii factor for cable bends if the cable has less than 10mm diameter?

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Technology - Paper 2

Technology - Paper 2

1 / 30

1. The electricity at work regulations?

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2. To complete a cable calculation for a fire alarm circuit, I would need?

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3. What doesn’t need connecting to the M.E.T?

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4. In the code BS EN 60898, EN stands for?

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5. Which diagram is usually drawn left to right?

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6. An example of a 1:20 scale on a diagram could be?

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7. To keep stock of materials on site, it would be good to have?

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8. Fire alarm call points are normally wired?

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9. Which wiring system could have XLPE incorporated in it?

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10. Which system is best for connecting to a motor?

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11. When installing Galv steel conduit you must consider?

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12. A high circuit volt drop would need?

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13. The lowest acceptable volt drop for a 230V cooker circuit would be?

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14. The highest percentage of volt drop allowed for 230V lighting circuits is?

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15. Mutual detrimental influences doesn’t cover? 

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16. A socket fixed outside must have?

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17. Earthing of bathroom pipes is called?

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18. A T.T system always contains?

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19. In a TN-S system where are the neutral and earth connected together?

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20. What causes an RCD to operate?

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21. Which part of an MCB operates under fault conditions?

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22. What’s the first step of a safe isolation procedure?

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23. Which best describes GS38?

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24. The most common tool used with steel conduit is?

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25. Construction site power tools are normally?

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26. Recessed light fittings must?

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27. Fluorescent lamps contain?

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28. Which type of mcb is design for small motor protection?

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29. The insulation inside an MICC cable is?

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30. The BS number for re-wireable fuses is?

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The average score is 61%

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Technology - Paper 3

Technology - Paper 3

1 / 24

1. Which of the following is statutory?

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2. For which of the following jobs do you not need to follow a code of practice?

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3. Which diagram may contain exploded views?

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4. In which year did the IET 18th Ed come out?

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5. Which lamp is best for low current use?

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6. Which earthing system relies upon a concentric cable for an earth path?

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7. What operates bimetal strip?

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8. The maximum temperatures for PVC and heat proof flex cables are respectively?

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9. For cables buried diagonal in chases it is recommended to fit what over the cable?

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10. Which correction factor would apply to cables surrounded in thermal insulation?

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11. The switched lines in two way switching are known as?

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12. What is the purpose of local isolation for motors?

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13. D.O.L are types of?

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14. Breakers are better than fuses because they are?

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15. What does a maintained emergency light have that a standard light hasn’t?

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16. Where does a fire alarm zones monitoring resistor go?

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17. An isolator used in petrol stations is known as a ?

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18. Why would a cable be coloured black?

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19. If an A2 radial keeps within a floor area of 75m it can have?

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20. An A3 radial circuit can be supplied by a maximum device size of?

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21. What is the benefit of larger conduit?

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22. The trunking for feeding different floors of high rise buildings is called?

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23. A useful fixing for brick walls is?

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24. The best cable for burying in warm ground is?

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The average score is 71%

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Technology - Paper 4

Technology - Paper 4

1 / 24

1. Which of the following is non-statutory?

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2. For which of the following jobs don’t you need to follow a code of practice?

3 / 24

3. Which diagram contains architectural symbols?

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4. In which year did the electricity at works regs come out?

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5. Which lamp is best for tropical plants?

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6. Which earthing system relies upon the soil for an earth path?

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7. What operates an RCD?

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8. The maximum temperatures for PVC and XLPE cables are respectively?

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9. For cables buried in chases it is recommended to fit what over the cable?

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10. Which correction factor would apply to bunching SWA cables on cable tray?

11 / 24

11. 3 phase terminations should be labeled?

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12. What is the main purpose of star-delta starting for motors?

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13. D.O.L stands for?

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14. Cartridge fuses are better than breakers because they can take more what?

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15. What does a maintained emergency light have that a standard light hasn’t?

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16. What does a fire alarm zone need to monitor it’s health?

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17. A break glass is also known as a ?

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18. Why would a cable be coloured red?

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19. If an A1 ring keeps within a floor area of 100m it can have?

20 / 24

20. An A3 radial circuit has a maximum floor area of?

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21. After too many bends or too much length in conduit it is advisable to have?

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22. The popular under floor trunking for sockets is called?

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23. A useful fixing for plasterboard ceilings is?

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24. If my girders cant take the weight what cable is best for a large dist board?

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The average score is 64%

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