 鲜花( 0)  鸡蛋( 0)
|
SCOPE OF THE CONSTRUCTION ELECTRICIAN OCCUPATION3 Q/ n. R' K; n5 s9 E! y
The title “construction electrician” defines a person who, because of his or her knowledge,
6 B6 s# k+ F/ ?( ]" j" @9 q% B1 h, ftraining and abilities, is capable of laying out, installing, testing, troubleshooting, and repairing electrical; g' F! G/ r" s, u
systems, which provides light, heat, communications, and power to a variety of new and existing$ d# f3 u* x# s3 W& l4 H a& I
residential, commercial, and industrial structures.3 ]" l0 L' P3 A6 q' b; _
Construction electricians read and interpret electrical, mechanical, and architectural drawings
# m( f& n/ W* d0 Dand electrical code specifications to determine wiring layout. They cut, thread, bend, assemble, and
# i4 q( s$ \' N8 i- O7 A, B0 U! A; rinstall conduits and other types of electrical conductor enclosures and fittings. They pull wire and cable
7 d) c9 k( i! _9 R3 [through conduits, position, maintain and install distribution and control equipment such as switches,( ?- ^2 @6 V& F6 E6 f4 p# `7 g
relays, circuit breaker panels, and fuse enclosures, install single and multi-wire cables above and
" _* Q& t2 M% V/ j' c1 Nunderground, install data cabling, and install and maintain fibre optic and signalling systems.+ q9 b. h) @) r X5 E! [
Construction electricians work in the full range of environmental conditions: from outside in
% U. W; O: j Y" A, [: @all weathers; inside in dusty industrial plants and mills; to state-of-the-art clean-rooms in hospitals and: B. u8 o3 y. ?5 F- s; Q2 H9 \
manufacturing plants. The work often requires considerable standing, bending, crawling, lifting,/ T% u8 a- v& r
climbing, pulling, and reaching and may be conducted in cramped, confined spaces or on ladders and
7 a* [$ _6 T. ?! uscaffolding at great heights. Hazards include electric shocks, burns, and falling objects.
2 j& G2 u/ p' `4 MConstruction electricians are required to have good mechanical ability, a thorough
& O1 U$ H" M3 r }% c, yknowledge of the principles of electricity, circuitry, and power distribution systems, and familiarity with
0 ?) m8 S0 U7 q( C; a: s$ fthe materials and techniques of construction. All construction electricians are required to be competent in
. L! J8 U( m0 S; H# Y7 p; Ythe use of hand and power tools and test equipment.
1 U6 Y4 Q) D5 OAll electrical wiring and installations must conform to the CSA Canadian Electrical Code.; |% y% G2 _& h
Therefore construction electricians must be thoroughly familiar with the latest issue of this document.
. N0 G; h+ o! k7 UFor safety, permits and other regulations they follow local electrical, building and safety codes.
* W/ H. p+ C' V) W7 }On small jobs, construction electricians may work alone with minimal supervision, and they
+ Q6 t) {& E# zmay supervise an apprentice. On large jobs, they may work under the direction of a supervisor.
J/ X! x& a* FConstruction electricians interact and work co-operatively with the full spectrum of; A8 ]% z% O, m% H7 H
construction tradespeople, such as carpenters, lathers, cabinetmakers, plumbers, and heating, ventilation
2 i3 P8 Z; f+ T8 [7 iand air-conditioning technicians. They are required to constantly adjust their schedule and work to- k2 c, P2 x2 _% W5 Z1 `0 ^
accommodate the schedule of these other trades since most trades rely on some sort of electrical+ `) X3 w1 S1 T+ q& [, l( j- C" {# J# G) i
connections at specific points in the construction cycle.
8 F6 x/ \6 _ KWith advances in technology the work of the construction electrician is changing. Today’s
) e! b) b0 P8 m. p$ f9 f6 Ywired environment requires construction electricians to be able to install a variety of wiring such as data,' q+ E/ T- q, q! F! Y# N8 _
audio, video, signalling, and communication cabling. Electrical control systems are also becoming more
- O; A1 Q4 S, v7 m' Ccomplex, often solid-state or computer-controlled, which requires the construction electrician to have a" a9 Y6 G; D* d
greater knowledge of electronic systems.& K! U2 i& U. N7 Q5 T' m2 s
- t# j( g$ a: n( m& \# ~
引自 “interprovincial standards red seal program - national occupational analyses“# Q, ^+ A5 M0 B( ? A) K) C
' @$ X+ N6 @: @ chttp://www.red-seal.ca/Site/trades/analist_e.htm |
|