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Electrical Circuit Arrangements

Authored by Richard Morgan

Other

12th Grade

Used 4+ times

Electrical Circuit Arrangements
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26 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the maximum floor area a single 30A or 32A ring circuit can serve?

50 m²

75 m²

100 m²

150 m²

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the minimum live conductor cross-sectional area for a Type A1 Ring circuit with a protective device rating of 30 or 32 A using copper conductor thermoplastic or thermosetting insulated cables according to the On-Site Guide, Table H2.1?

2.5 mm²

4 mm²

1.5 mm²

5 mm²

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

According to Table H2.1, what is the maximum floor area served by a Type A2 Radial circuit with a protective device rating of 30A or 32A using copper conductor mineral insulated cables?

100 m²

75 m²

50 m²

60 m²

4.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

Which types of circuit-breakers are applicable for circuits protected by Table H2.1?

Types B and C to BS EN 60898 or BS EN 61009-1

Types 1, 2 and 3 to BS 3871

Types A and B to BS EN 61009-1

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the minimum conductor size for cables with socket-outlets using thermosetting or thermoplastic (PVC) insulated cables, according to the On-Site Guide?

1.5 mm²

1 mm²

2 mm²

0.75 mm²

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

For a radial circuit A2, what is the minimum current-carrying capacity required for the conductors?

27A

32A

41A

13A

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the maximum current served by a fused spur according to the On-Site Guide?

13A

16A

20A

32A

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