 鲜花( 0)  鸡蛋( 0)
|
SCOPE OF THE CONSTRUCTION ELECTRICIAN OCCUPATION
+ t. b& }& U' Z$ ~# H/ fThe title “construction electrician” defines a person who, because of his or her knowledge,
. ^2 w$ ^7 ]( U: etraining and abilities, is capable of laying out, installing, testing, troubleshooting, and repairing electrical
4 N+ f8 C/ i( xsystems, which provides light, heat, communications, and power to a variety of new and existing# `5 ]0 J9 w! v8 B4 W; a$ A7 c2 p+ h
residential, commercial, and industrial structures.
' \( z* v3 B" zConstruction electricians read and interpret electrical, mechanical, and architectural drawings
5 A9 E$ H7 \* |! L% nand electrical code specifications to determine wiring layout. They cut, thread, bend, assemble, and
1 ?; h7 O0 h# H! E) W7 q: v* Pinstall conduits and other types of electrical conductor enclosures and fittings. They pull wire and cable
) P& u+ m. z6 v9 G% v+ ]+ X* xthrough conduits, position, maintain and install distribution and control equipment such as switches,1 Z8 o" b1 i' U# r Z/ S& ]% ^
relays, circuit breaker panels, and fuse enclosures, install single and multi-wire cables above and
0 V, f3 N y0 x2 Wunderground, install data cabling, and install and maintain fibre optic and signalling systems.
, q7 Y: K/ X$ s4 a8 SConstruction electricians work in the full range of environmental conditions: from outside in. L# |1 G$ [2 h
all weathers; inside in dusty industrial plants and mills; to state-of-the-art clean-rooms in hospitals and. x6 ]; s8 f, F' ?
manufacturing plants. The work often requires considerable standing, bending, crawling, lifting,2 q3 X5 f+ {: [$ b+ q
climbing, pulling, and reaching and may be conducted in cramped, confined spaces or on ladders and* | P2 E' M0 H) Q P( ^1 c
scaffolding at great heights. Hazards include electric shocks, burns, and falling objects.+ M0 Y# H! p0 p5 ~) v- ?
Construction electricians are required to have good mechanical ability, a thorough3 V# N$ w: s. ]9 @$ m1 ~
knowledge of the principles of electricity, circuitry, and power distribution systems, and familiarity with, t+ x) p* [& Q+ C$ h; ]2 N Y
the materials and techniques of construction. All construction electricians are required to be competent in
3 K3 Q- i% l" O& V1 Tthe use of hand and power tools and test equipment.8 _) V8 v4 U# I# W
All electrical wiring and installations must conform to the CSA Canadian Electrical Code.
Q* B5 C" u- I/ r- N1 Q8 ^Therefore construction electricians must be thoroughly familiar with the latest issue of this document./ l9 |9 ]9 g3 `3 z( T
For safety, permits and other regulations they follow local electrical, building and safety codes.
$ m: ^1 _/ p6 W- \; b: HOn small jobs, construction electricians may work alone with minimal supervision, and they
m7 h" j. u( `$ q5 q- {5 S0 M; r7 emay supervise an apprentice. On large jobs, they may work under the direction of a supervisor.
$ Y; |: H- v# g3 a5 _; pConstruction electricians interact and work co-operatively with the full spectrum of
: n* j* B: u' n8 z& b1 q0 P# |2 X# F' fconstruction tradespeople, such as carpenters, lathers, cabinetmakers, plumbers, and heating, ventilation J5 H/ d b% k9 J U* T1 v6 {$ g
and air-conditioning technicians. They are required to constantly adjust their schedule and work to
$ Z8 r3 N$ }0 f6 Uaccommodate the schedule of these other trades since most trades rely on some sort of electrical
/ ?" ? T8 \% R5 |+ u5 I/ r) Q' C" wconnections at specific points in the construction cycle.* k& ]/ \" n5 f1 O
With advances in technology the work of the construction electrician is changing. Today’s7 ^1 g3 s5 a+ q& ]! R+ J, v6 g
wired environment requires construction electricians to be able to install a variety of wiring such as data,
, }9 r p, p, caudio, video, signalling, and communication cabling. Electrical control systems are also becoming more9 h7 _. h' T( y9 F
complex, often solid-state or computer-controlled, which requires the construction electrician to have a
6 s* H0 o7 _7 U% _( A! mgreater knowledge of electronic systems.2 }/ T5 D8 c. Q& p
* |0 h U) V+ J: J- O+ _+ k引自 “interprovincial standards red seal program - national occupational analyses“
0 Y7 ~% K6 |* i2 y! C
6 \9 e6 ~1 N/ X- X5 uhttp://www.red-seal.ca/Site/trades/analist_e.htm |
|