![](source/plugin/floweregg/images/flower.gif) 鲜花( 0) ![](source/plugin/floweregg/images/egg.gif) 鸡蛋( 0)
|
SCOPE OF THE CONSTRUCTION ELECTRICIAN OCCUPATION# D% \( f' w: M; C6 t a( j1 k0 t: r
The title “construction electrician” defines a person who, because of his or her knowledge,
. |, z" c7 V2 ftraining and abilities, is capable of laying out, installing, testing, troubleshooting, and repairing electrical
2 V: A1 t1 L- T7 h! k! {3 bsystems, which provides light, heat, communications, and power to a variety of new and existing
6 m1 C" k0 h- Rresidential, commercial, and industrial structures.
8 i& z$ l( S" s; I+ t9 n2 l; GConstruction electricians read and interpret electrical, mechanical, and architectural drawings. i1 q' w2 `7 P+ n
and electrical code specifications to determine wiring layout. They cut, thread, bend, assemble, and
$ D1 L, Z) a. P( [: v- h2 yinstall conduits and other types of electrical conductor enclosures and fittings. They pull wire and cable# k2 l3 \0 y$ @: ?7 \
through conduits, position, maintain and install distribution and control equipment such as switches, M% t$ a8 P b% l5 P) |3 `5 ?9 a
relays, circuit breaker panels, and fuse enclosures, install single and multi-wire cables above and
& M9 j, G7 A5 ~- P1 O+ z: ^8 Wunderground, install data cabling, and install and maintain fibre optic and signalling systems.3 v d; b! O# K8 H) O
Construction electricians work in the full range of environmental conditions: from outside in( o, ~$ R. j M* Z
all weathers; inside in dusty industrial plants and mills; to state-of-the-art clean-rooms in hospitals and3 F9 ?# {" ^1 Q; a: T/ U$ Z G2 B
manufacturing plants. The work often requires considerable standing, bending, crawling, lifting,3 f8 x1 c+ u; ~9 c) L; H" `# C4 k: W
climbing, pulling, and reaching and may be conducted in cramped, confined spaces or on ladders and
) g% a$ V# F# x: Q2 r4 l1 I( T9 Escaffolding at great heights. Hazards include electric shocks, burns, and falling objects.
! ^7 Q% I0 M3 yConstruction electricians are required to have good mechanical ability, a thorough7 M% [7 i2 ] Y* ~2 T
knowledge of the principles of electricity, circuitry, and power distribution systems, and familiarity with# f: t" V! @ u$ }/ P- U* [* s
the materials and techniques of construction. All construction electricians are required to be competent in& Y2 P6 l( _9 E4 Z5 m
the use of hand and power tools and test equipment.
. G; I# o0 n5 N" p$ [2 ZAll electrical wiring and installations must conform to the CSA Canadian Electrical Code.# y1 V3 L0 Y( c6 ~/ Z* }9 C
Therefore construction electricians must be thoroughly familiar with the latest issue of this document.; L" [8 c- u0 A2 b* ?: z3 `
For safety, permits and other regulations they follow local electrical, building and safety codes.) G, o+ b3 Y& E7 E0 S- B( x4 E* i
On small jobs, construction electricians may work alone with minimal supervision, and they2 G/ X+ [! i, d
may supervise an apprentice. On large jobs, they may work under the direction of a supervisor.4 H9 f, w5 ?( Z
Construction electricians interact and work co-operatively with the full spectrum of
. J6 @) Y' f" y2 }construction tradespeople, such as carpenters, lathers, cabinetmakers, plumbers, and heating, ventilation
3 e7 o* g6 S& e9 w( n* oand air-conditioning technicians. They are required to constantly adjust their schedule and work to
$ j7 v0 q a* I. b( J7 t' o9 laccommodate the schedule of these other trades since most trades rely on some sort of electrical
6 M% T+ A9 ]0 `6 _5 R Rconnections at specific points in the construction cycle.
8 ^( ?$ B ~! MWith advances in technology the work of the construction electrician is changing. Today’s- i3 j' Q$ P* ?( \9 i t) V
wired environment requires construction electricians to be able to install a variety of wiring such as data,2 i1 m) _; y/ i a+ ~# i4 P
audio, video, signalling, and communication cabling. Electrical control systems are also becoming more, \" g6 F/ I8 {8 o5 H8 {5 H
complex, often solid-state or computer-controlled, which requires the construction electrician to have a
) _: P+ j- s @( E) K# l2 pgreater knowledge of electronic systems./ Y, \! @6 x* B- Z# L( g
* ^1 ~* {* c$ W5 \- j
引自 “interprovincial standards red seal program - national occupational analyses“
5 _; q3 C# I4 M
$ E2 \$ k3 T/ N' `7 Jhttp://www.red-seal.ca/Site/trades/analist_e.htm |
|