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Electrical Engineer

in complete
by

Happy Ngu

on 8 May 2015

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Transcript of Electrical Engineer

Electrical Engineer
Who is an electrical engineer?
Roles And Responsibility
BEFORE CONSTRUCTION
During
Construction
Definition:
Individual who
designs, develops and maintains
electrical control systems or components to required specifications, focusing on economy, safety, reliability, quality and sustainability.
REFERENCES
-PLAN
wiring points
-CALCULATE
of cable size, cable scheduling &
cable route.
-DESIGN
fire alarm system,
security system &
switch points.
-RECOMMEND
the most
suitable electrical component




-
Make sure
there is no electrical leakage.

-
Ensure
electrical components are all earthed.

-
Cover electrical component
during rainfall.

SUPERVISE
wiring work
to ensure safety
Ensure
wiring is done
according to electrical plan

Types, Functions
& Stages of drawing

Trevor Linsley (1998) , Basic Electrical Installation Work ( Third Edition ) , ISBN 0-340-70574-4

Steven J. MArrano; Craig DiLouise , The Electrical Systems Design & Specification Handbook for Industrial Facilities

Colin H. Simmons; Dennis E. Maguire; Neil Phelps, Manual of Engineering Drawing ( Third Edition ), ISBN 978-0-7506-8985-4

Electrical Engineering Applications with the TI-89, David R. Voltmer, Mark A. Yoder, ISBN 1886309256

http://www.honeywelluk.com/products/Valves/Thermostatic-Mixing-Valves/

http://www.prospects.ac.uk/electrical_engineer_job_description.htm

http://www.honeywelluk.com/products/Programmable-Thermostats/Wireless-Digital/

http://www.honeywelluk.com/professional-zone/resource-centre/Wiring-Diagrams/










After construction
MAINTENANCE
of electrical componenet
-PROVISION
for earthing pits.

-DESIGN
illumination of different areas
TEST
all electrical appliances
over a certain period of time
ENSURE
all the electrical appliances are working steadily
ISSUE
the CCC (Certficate
of Completion and Compliance) with
architect.

ELECTRICAL &
ELECTRONIC SYMBOLS
WIRING DIAGRAM
CIRCUIT DIAGRAM
ELECTRICAL PLAN
Represent electrical and electronic components.
Shows detailed connections between components.
Help someone with actual wiring.
Shows clearly how a circuit works.
Help understanding of circuit.

Show the positions of electrical equipments to be installed.
Example : Space heating control system
(Honeywell 'Y' system)
Symbols that normally used in space heating control system.
INPUT
programmer
room thermostat
water control zone valve
pump motor
boiler
cylinder thermostat
DHW
(domestic hot water)
thermostat
programmer
water control valve
pump motor
ridley switch
/ two ways switch
resistor
Group members : Shum Li Sze, Ong Von Wan, Ngu Xian Le, Tan Jia San, Ng Ji Yann, Phares Phung
Tutor: Pn Hasmanira ( ICI ) , Miss Norma (ITD)
Full transcript