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WorksheetsQuiz on Fitting
Total questions: 23
Worksheet time: 25mins
Type of Circuit = Lighting, Wire size = 1 mm2. Number of circuit ?
1
=>2
2
3
Type of Circuit = socket outlets 10 A, Wire size = 2.5 mm2. number of maximum double socket outlets at living and bed rooms per circuit ?
1
10
11
12
Type of Circuit = socket outlets 10 A, Wire size = 2.5 mm2. number of maximum double socket outlets at kitchen per circuit ?
1
2
3
4
Type of Circuit = socket outlets 15 A or 20 A, Wire size = 2.5 mm2. number of circuit ?
1
2
3
4
what should be the cable size for sub-mains to garage or out-building
1 mm2
2.5 mm2
6 mm2
4 mm2
what should be the cable size for mains cable ?
1 mm2
2.5 mm2
6 mm2
16 mm2
What should be rating for main isolator in switchboard ?
100 A
63 A
16 A
6 A
First digit:Protection from the amount of dust that would not interfere with the operation of the equipment.
And
Second digit: Protected against short periods of immersion in water between 15cm and 1m.
What should be the IP rating ?
IP57
IP67
IP66
IP00
First Number: Dust tight
And
Second Number: No special protection
What should be the IP rating ?
IP60
IP67
IP66
IP00
First Number: Dust tight
And
Second Number: Protected against long, durable periods of immersion in water, under pressure
What should be the IP rating ?
IP60
IP67
IP68
IP00
CoC =
Certificate of of Compliance
Coco Cola
Certificate of come-on-time
All of them
Switchboard is allowed to be located:
between 1.2 m and 2 m
Less than 1.2 m
greater than 2 m
none of them
Power socket outlet is allowed to be located:
between 250 mm to 300 mm
between 300 mm to 600 mm
between 600 mm to 900 mm
between 900 mm to 1200 mmm
what is the maximum allowable time for RCD to trip ?
30 ms
300 ms
30 s
300 s
As per figure, what is the maximum allowable imbalance current to trip ?
30 ms
30 mA
300 ms
300 mA
MEN in Electricity ?
Multiple Earthed Neutral System
Plural of Man
Main Earthing
Main Neutral
RCD ?
Red color Device
Residual Current Device
Reverse Compact Disk
None of them
What is the color of Neutral at TPS cable in NZ ?
Blue
Black
White
Brown
CABLE INSULATION TYPES for Main grounding ?
TPS
PVC
Nothing
Do not know
How much weight can be carried out by 1 mm2 flex cable ?
5 kg
3 kg
2 kg
1 kg
How much weight can be carried out by .5 mm2 flex cable ?
5 kg
3 kg
2 kg
1 kg
MCB rating for Electric Range(OVEN)
32 A
16 A
6 A
10 A
