 鲜花( 0)  鸡蛋( 0)
|
SCOPE OF THE CONSTRUCTION ELECTRICIAN OCCUPATION; z2 ^6 {& {% P; v
The title “construction electrician” defines a person who, because of his or her knowledge,* F* t, s% |/ s- [9 z# Q5 @. b
training and abilities, is capable of laying out, installing, testing, troubleshooting, and repairing electrical1 ^$ }/ n9 ?: R9 r/ z' i! n
systems, which provides light, heat, communications, and power to a variety of new and existing" q" y/ G0 [4 b
residential, commercial, and industrial structures.: w6 K1 T" |9 B! H3 C( i$ [, _; x x
Construction electricians read and interpret electrical, mechanical, and architectural drawings( X7 f$ j5 t( Z/ q0 |* ]
and electrical code specifications to determine wiring layout. They cut, thread, bend, assemble, and
1 k7 [* G) e8 |install conduits and other types of electrical conductor enclosures and fittings. They pull wire and cable
5 i Z3 E8 t$ G2 }' xthrough conduits, position, maintain and install distribution and control equipment such as switches,1 d- i ~$ J; j8 \7 d' g
relays, circuit breaker panels, and fuse enclosures, install single and multi-wire cables above and) r& Q0 y2 y) } d5 K
underground, install data cabling, and install and maintain fibre optic and signalling systems.
5 D' G1 P2 c0 h4 aConstruction electricians work in the full range of environmental conditions: from outside in/ j" Y. q3 e8 T8 }1 t0 T1 a
all weathers; inside in dusty industrial plants and mills; to state-of-the-art clean-rooms in hospitals and
! O. l7 D) T+ G4 w5 S8 Mmanufacturing plants. The work often requires considerable standing, bending, crawling, lifting,. T0 r/ m) g0 V( \! f& u8 O* d: e
climbing, pulling, and reaching and may be conducted in cramped, confined spaces or on ladders and/ O0 t% d3 r0 T1 @
scaffolding at great heights. Hazards include electric shocks, burns, and falling objects.' _% o( l1 `7 b+ r" t* B
Construction electricians are required to have good mechanical ability, a thorough
8 W1 a: T- T( \* T7 G- wknowledge of the principles of electricity, circuitry, and power distribution systems, and familiarity with% J2 s5 x: Z* J' C/ G$ ]
the materials and techniques of construction. All construction electricians are required to be competent in. H. K% H5 a+ Y- J. R P% g4 m
the use of hand and power tools and test equipment.
" Q/ B# `3 m/ b4 S3 L" U& q; dAll electrical wiring and installations must conform to the CSA Canadian Electrical Code.0 v8 n! J2 {8 M3 P1 W3 t" R8 B
Therefore construction electricians must be thoroughly familiar with the latest issue of this document.
* g$ p3 v, m" T$ lFor safety, permits and other regulations they follow local electrical, building and safety codes.
2 w! P$ Z: |4 q! o* a9 y% pOn small jobs, construction electricians may work alone with minimal supervision, and they5 M" F2 {6 B" V D3 Q
may supervise an apprentice. On large jobs, they may work under the direction of a supervisor.( x, T) J# j) x# s& e1 N* ]; k T
Construction electricians interact and work co-operatively with the full spectrum of, v( |& q8 L+ B2 _1 p' k9 w+ s
construction tradespeople, such as carpenters, lathers, cabinetmakers, plumbers, and heating, ventilation# j$ d) H/ b$ a+ I9 A3 V% l' R
and air-conditioning technicians. They are required to constantly adjust their schedule and work to
1 B: Z7 t6 T2 b% Y( Q$ O1 ^accommodate the schedule of these other trades since most trades rely on some sort of electrical3 n$ p; o* \% |. P. i
connections at specific points in the construction cycle.' d' A4 a1 Q% B; N" p
With advances in technology the work of the construction electrician is changing. Today’s
+ s( p( G( b @* M" [wired environment requires construction electricians to be able to install a variety of wiring such as data,
$ S) y/ E, m" V0 A8 U$ zaudio, video, signalling, and communication cabling. Electrical control systems are also becoming more
+ Y, V9 [: ?/ y* D% lcomplex, often solid-state or computer-controlled, which requires the construction electrician to have a5 e9 W6 G+ y& W
greater knowledge of electronic systems.& U. b5 R3 J- g$ |
4 F0 G/ ^/ m" }+ j
引自 “interprovincial standards red seal program - national occupational analyses“- ^3 e# g( t+ c; X; k! P
7 y: B5 u7 U" y3 r
http://www.red-seal.ca/Site/trades/analist_e.htm |
|