 鲜花( 0)  鸡蛋( 0)
|
SCOPE OF THE CONSTRUCTION ELECTRICIAN OCCUPATION6 H/ {2 N& Y6 X) K8 n; `
The title “construction electrician” defines a person who, because of his or her knowledge,$ f3 p, ^- {) A, A- C2 H
training and abilities, is capable of laying out, installing, testing, troubleshooting, and repairing electrical
, b: I+ S0 }# A4 c5 Psystems, which provides light, heat, communications, and power to a variety of new and existing' g! d% J' `) k& I+ k. R( p
residential, commercial, and industrial structures.
b% c8 @+ D" OConstruction electricians read and interpret electrical, mechanical, and architectural drawings, Q5 p' a/ S. P3 r& ?& W+ A
and electrical code specifications to determine wiring layout. They cut, thread, bend, assemble, and7 ^7 x; E- J3 D
install conduits and other types of electrical conductor enclosures and fittings. They pull wire and cable6 a9 G r1 ]9 E( m
through conduits, position, maintain and install distribution and control equipment such as switches,
6 P) r7 S1 V; a! @. c( E$ }1 yrelays, circuit breaker panels, and fuse enclosures, install single and multi-wire cables above and
; B6 l# s/ o7 n: ` `underground, install data cabling, and install and maintain fibre optic and signalling systems.
$ l" F% N g8 o3 @8 Y5 J2 OConstruction electricians work in the full range of environmental conditions: from outside in, g1 K- L( B9 d3 i/ \8 H3 t
all weathers; inside in dusty industrial plants and mills; to state-of-the-art clean-rooms in hospitals and; E7 S- \: T3 H/ S% k5 w
manufacturing plants. The work often requires considerable standing, bending, crawling, lifting,. ^; n0 e$ D( l& T, L6 r* ~5 r
climbing, pulling, and reaching and may be conducted in cramped, confined spaces or on ladders and
, f4 T8 a4 a" G8 Iscaffolding at great heights. Hazards include electric shocks, burns, and falling objects." L; \! b) K# ^
Construction electricians are required to have good mechanical ability, a thorough
* K C0 J$ j/ S6 R: d' bknowledge of the principles of electricity, circuitry, and power distribution systems, and familiarity with
% M/ i2 p1 K, m# G" Q' A6 Bthe materials and techniques of construction. All construction electricians are required to be competent in
! }! s- z1 U( F$ G) T$ [the use of hand and power tools and test equipment./ ^5 y2 i2 R# {, s
All electrical wiring and installations must conform to the CSA Canadian Electrical Code.# g, L) I& p3 H. j
Therefore construction electricians must be thoroughly familiar with the latest issue of this document.
* S1 J9 T/ L* UFor safety, permits and other regulations they follow local electrical, building and safety codes.; {8 t c) ~+ j( d8 R* a9 V8 }
On small jobs, construction electricians may work alone with minimal supervision, and they
9 G* C3 s( z$ Zmay supervise an apprentice. On large jobs, they may work under the direction of a supervisor.9 n7 E3 z" S+ f
Construction electricians interact and work co-operatively with the full spectrum of
p# ~1 |) a$ }0 Bconstruction tradespeople, such as carpenters, lathers, cabinetmakers, plumbers, and heating, ventilation. K+ X; A- P$ {/ ^) N
and air-conditioning technicians. They are required to constantly adjust their schedule and work to
+ a# W% E$ h+ Q# ?accommodate the schedule of these other trades since most trades rely on some sort of electrical; Z) S7 \) V+ P5 o' M+ N' r/ m' [
connections at specific points in the construction cycle.7 a; I' \, `6 l" D K2 K" Z, Q, ^5 F
With advances in technology the work of the construction electrician is changing. Today’s
8 e ~, z9 J% L8 Q+ D. Twired environment requires construction electricians to be able to install a variety of wiring such as data,9 X* E; Q) g8 y# M% ]) X! y
audio, video, signalling, and communication cabling. Electrical control systems are also becoming more. ~1 J g* r' x
complex, often solid-state or computer-controlled, which requires the construction electrician to have a
8 r2 u1 `2 L2 Y# ngreater knowledge of electronic systems.
& |$ @& N, q1 A6 S8 N
9 x- k/ J8 a" N, o引自 “interprovincial standards red seal program - national occupational analyses“( q; g$ P$ y$ S( P2 w2 b$ M
7 m! A. [' S' p2 M! H/ vhttp://www.red-seal.ca/Site/trades/analist_e.htm |
|