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什么是 red seal construction electrician?

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发表于 2009-2-11 10:14 | 显示全部楼层 |阅读模式
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SCOPE OF THE CONSTRUCTION ELECTRICIAN OCCUPATION
$ e2 M% u- E" I6 `3 S# AThe title “construction electrician” defines a person who, because of his or her knowledge,
  ?& G* R- k5 o$ d* ttraining and abilities, is capable of laying out, installing, testing, troubleshooting, and repairing electrical9 N% n' i6 r! {" O! V; i
systems, which provides light, heat, communications, and power to a variety of new and existing
* f$ M1 D, C- ~9 ?residential, commercial, and industrial structures.
" q. Y" D* G& X% y( F& {4 r/ q7 iConstruction electricians read and interpret electrical, mechanical, and architectural drawings
; Y3 W+ m/ h1 \and electrical code specifications to determine wiring layout. They cut, thread, bend, assemble, and: s! M- j9 f, ?3 ]/ V& z
install conduits and other types of electrical conductor enclosures and fittings. They pull wire and cable
6 X/ X: l& m/ y2 A2 c. rthrough conduits, position, maintain and install distribution and control equipment such as switches,
" {  B# B) O; e. n% C/ e+ k/ mrelays, circuit breaker panels, and fuse enclosures, install single and multi-wire cables above and2 O+ F) R2 t; w6 q$ W; I
underground, install data cabling, and install and maintain fibre optic and signalling systems.' L1 q5 Y% [6 l* w% e" d6 n* p2 [
Construction electricians work in the full range of environmental conditions: from outside in3 r9 }/ L' q' V/ T* D" `: ?; w- z  N2 U
all weathers; inside in dusty industrial plants and mills; to state-of-the-art clean-rooms in hospitals and
5 p8 e. s2 e0 K; g4 e* @" ^manufacturing plants. The work often requires considerable standing, bending, crawling, lifting,, f* j- J/ P+ w: ^) i4 f
climbing, pulling, and reaching and may be conducted in cramped, confined spaces or on ladders and" G9 t) t5 C6 j$ k
scaffolding at great heights. Hazards include electric shocks, burns, and falling objects.
# y6 d, t- _- K# K7 rConstruction electricians are required to have good mechanical ability, a thorough
* B: C! ?* F7 @) q2 H' Cknowledge of the principles of electricity, circuitry, and power distribution systems, and familiarity with. G; t/ p' N/ E7 o9 o
the materials and techniques of construction. All construction electricians are required to be competent in
# e" {( H5 z, f8 P' g! E4 G! _the use of hand and power tools and test equipment.9 f7 n. \/ M0 G% |& K) d
All electrical wiring and installations must conform to the CSA Canadian Electrical Code.6 w4 Q# W3 S; |; t
Therefore construction electricians must be thoroughly familiar with the latest issue of this document.$ g$ B( q0 T5 ^* s
For safety, permits and other regulations they follow local electrical, building and safety codes.+ j# Q6 n3 T9 A9 ~9 O
On small jobs, construction electricians may work alone with minimal supervision, and they
" E, u; k& f! L1 M0 Pmay supervise an apprentice. On large jobs, they may work under the direction of a supervisor.2 ~& F* y6 J# p9 X( ~
Construction electricians interact and work co-operatively with the full spectrum of' a: G( _" h) h0 s; b3 L4 l- ]
construction tradespeople, such as carpenters, lathers, cabinetmakers, plumbers, and heating, ventilation
. R) C( \1 N. Qand air-conditioning technicians. They are required to constantly adjust their schedule and work to
) l+ E0 S# l! }8 z! I1 Iaccommodate the schedule of these other trades since most trades rely on some sort of electrical' S, u6 X7 J2 R& I7 X1 o7 S" y# {
connections at specific points in the construction cycle.+ J, X" y# H1 m" Q. h
With advances in technology the work of the construction electrician is changing. Today’s5 `  f) }* P" ^4 U
wired environment requires construction electricians to be able to install a variety of wiring such as data,) C/ n! X! M6 U# z2 r3 J; o
audio, video, signalling, and communication cabling. Electrical control systems are also becoming more" n; P* }; ~( Z0 N- B
complex, often solid-state or computer-controlled, which requires the construction electrician to have a
& ^- q" |9 }7 H- O6 Wgreater knowledge of electronic systems.' r5 f1 Z- N, z1 ~* ~- A
) F/ y2 W9 O6 [( x
引自 “interprovincial standards red seal program - national occupational analyses“
7 g( v" z! `$ h# O) e& I" x8 n; H' `8 G% v
http://www.red-seal.ca/Site/trades/analist_e.htm
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