 鲜花( 0)  鸡蛋( 0)
|
SCOPE OF THE CONSTRUCTION ELECTRICIAN OCCUPATION1 ?& v# e7 q# P
The title “construction electrician” defines a person who, because of his or her knowledge, m; A: U& R) d; v
training and abilities, is capable of laying out, installing, testing, troubleshooting, and repairing electrical
- u( Z5 Z% J9 \systems, which provides light, heat, communications, and power to a variety of new and existing
+ h% F, E5 B% `2 S. Y: presidential, commercial, and industrial structures.' x% u' h9 C, `
Construction electricians read and interpret electrical, mechanical, and architectural drawings
6 j# g f- ]+ uand electrical code specifications to determine wiring layout. They cut, thread, bend, assemble, and5 H6 m. K) b* P- X8 l4 ]# X
install conduits and other types of electrical conductor enclosures and fittings. They pull wire and cable3 F0 P2 l, F2 s6 Z' v
through conduits, position, maintain and install distribution and control equipment such as switches,+ A+ Z6 L( K0 D a0 c6 v
relays, circuit breaker panels, and fuse enclosures, install single and multi-wire cables above and
2 t! E4 | s; u. k5 M9 @3 b. c% tunderground, install data cabling, and install and maintain fibre optic and signalling systems.8 @, { v; R5 X% a
Construction electricians work in the full range of environmental conditions: from outside in- D2 R C/ |' C/ A# t" p' V! m
all weathers; inside in dusty industrial plants and mills; to state-of-the-art clean-rooms in hospitals and8 ?' {. Q% ^$ P' y+ F
manufacturing plants. The work often requires considerable standing, bending, crawling, lifting,
9 f/ H: |& O7 [: Z8 Cclimbing, pulling, and reaching and may be conducted in cramped, confined spaces or on ladders and, I% e z6 T% X+ l: \; l* s
scaffolding at great heights. Hazards include electric shocks, burns, and falling objects.
7 f* _4 R& c- Y7 |Construction electricians are required to have good mechanical ability, a thorough7 ^7 f W, `/ b) J2 @0 x
knowledge of the principles of electricity, circuitry, and power distribution systems, and familiarity with
$ v/ u( j E' d. f7 N+ ]" othe materials and techniques of construction. All construction electricians are required to be competent in: ]8 B4 n' }$ {: U7 R( ]! W+ n
the use of hand and power tools and test equipment.( c! S8 ]: e* K
All electrical wiring and installations must conform to the CSA Canadian Electrical Code. c6 H' E% Y' t2 J
Therefore construction electricians must be thoroughly familiar with the latest issue of this document.
/ b8 L8 D- O: _ |* TFor safety, permits and other regulations they follow local electrical, building and safety codes.
F# x9 e% R ~% I# f$ P; N) tOn small jobs, construction electricians may work alone with minimal supervision, and they
: R8 _6 c+ }# W* I6 t% x7 Cmay supervise an apprentice. On large jobs, they may work under the direction of a supervisor. n$ d: b5 u( a, F/ ~( x' e
Construction electricians interact and work co-operatively with the full spectrum of+ I' n* a8 H2 H: c; h2 j
construction tradespeople, such as carpenters, lathers, cabinetmakers, plumbers, and heating, ventilation
" ^- `" m* ?$ a0 D( zand air-conditioning technicians. They are required to constantly adjust their schedule and work to
- s8 G A) N5 M; G* jaccommodate the schedule of these other trades since most trades rely on some sort of electrical3 F8 |( o% r+ l( D) M5 p* ?
connections at specific points in the construction cycle.
5 J5 i: s' B' P& _- XWith advances in technology the work of the construction electrician is changing. Today’s# t5 E3 W; W, i" U! X7 E. [2 P
wired environment requires construction electricians to be able to install a variety of wiring such as data,' b4 t, T- q* D4 z0 p
audio, video, signalling, and communication cabling. Electrical control systems are also becoming more# O# _ _+ j* v1 @/ w
complex, often solid-state or computer-controlled, which requires the construction electrician to have a/ _4 V3 p `0 c! R7 k/ ~
greater knowledge of electronic systems.
4 Q$ c* z9 ~1 e0 U3 b3 Q4 V' T5 A2 q6 v3 g: \
引自 “interprovincial standards red seal program - national occupational analyses“* W6 |* V3 {" X/ t" o3 |
! t" d x/ `! m; \http://www.red-seal.ca/Site/trades/analist_e.htm |
|