PEC 1.3-1.10

Question 1

What is the title of 1.3?

Answer 1

ELECTRICAL PLANS AND
SPECIFICATIONS

Question 2

For a dwelling unit having a floor area of not more than 50 square meters with a total load not exceeding 3680 VA, a drawing sheet of size is?

Answer 2

A drawing sheet of size 297 mm x 420 mm (A3 size) is permitted.

Question 3

Title of 1.3.1.1 is?

Answer 3

Drawing Sheet sizes

Question 4

Title of 1.3.2

Answer 4

Plans and Specifications

Question 5

What are the Plan requirements?
(name all 7)

Answer 5

Location and Site Plans
Legend or Symbols
General Notes and/or Specifications
Electrical Layout
Schedule of Loads
Design Analysis
One Line Diagram

Question 6

Title of 1.3.2.2 is?

Answer 6

Title Block

Question 7

1.3.3 is?

Answer 7

Substation Plans and Specifications

Question 8

1.3.3.2

Answer 8

Outdoor substation

Question 9

1.10

Answer 9

Requirements for Electrical Installations

Question 10

Voltages

Answer 10

The voltage rating shall not be less than the nominal voltage of a circuit to which it is connected

Question 11

Conudctors

Answer 11

Copper or Aluminum.
If not specified, sizes apply to copper
conductors

Question 12

Conductor sizes expressed in?

Answer 12

Metric System (SI)

Question 13

Wiring Integrity

Answer 13

Shall be free from short circuits and from grounds.

Question 14

Interrupting rating is?

Answer 14

equipment intended to interrupt current at fault levels shall have Interrupting rating sufficient for the nominal circuit voltage and at least equal to the current available.

Question 15

Deteriorating Agents

Answer 15

No conductors or equipment shall be located in damp or wet locations. or excessive temp. or gases, fumes, vapors.

Question 16

Electrical connections

Answer 16

Dissimilar metals shall not be intermixed

Question 17

Terminals

Answer 17

connection by nuts that have upturned lugs or the equivalent shall be permitted for 5.5 mm^2 (2.6 mm dia.)

Question 18

Arcing Parts

Answer 18

Parts that produce arcs, sparks, flames or molten metals shall be enclosed/separated from all combustible materials

Question 19

1.10.2 is?

Answer 19

1000 Volts, Nominal or Less

Question 20

Spaces about electrical Equipment

Answer 20

Sufficient access and working space

Question 21

Low Voltage

Answer 21

All exposed live parts operate at not greater than 30 volts rms, 42 volts peak or 60 volts DC.

Question 22

1000v or less. An equipment installed above lay-in ceiling shall not smaller than?

Answer 22

559mm x559mm. If crawl Spaces, 559 mm x 762mm

Question 23

Minimum Width of the working space is?

Answer 23

762mm

Question 24

Personnel doors

Answer 24

Rated in 800A . Working space less than 7600mm from the nearest edge of the working space.

Question 25

1.10.3 is?

Answer 25

Over 1000 Volts, Nominal

Question 26

Enclosure for Electrical Installation requirement is

Answer 26

A fence shall not be less than 2100 mm in height or a combination of 1800mm or more of fence fabric and a 300 mm or more extension utilizing three or more strands of barbed wire or equivalent.

Question 27

Illumination

Answer 27

Illumination. Illumination shall be provided for all working spaces about electrical equipment

Question 28

1.10.4 is?

Answer 28

Tunnel Installations over 1000Volts, Nominal

Question 29

Grounded and bonded intervals is?

Answer 29

300 m throughout the tunnel.

Question 30

1.10.5

Answer 30

Manholes and Other Electric Enclosures Intended for Personnel Entry

Question 31

Dimensions for manholes is?

Answer 31

Dimensions. Rectangular access openings shall not be less than 650 mm x 550 mm. Round access openings in a manhole shall not be less than 650 mm in diameter.

Question 32

Cabling Workspace

Answer 32

A clear workspace must be: - At least 900 mm wide if cables are on both sides. - At least 750 mm wide if cables are on one side only. - The vertical headroom must be at least 1800 mm, unless the opening is within 300 mm of the inside wall of the enclosure.