 鲜花( 0)  鸡蛋( 0)
|
SCOPE OF THE CONSTRUCTION ELECTRICIAN OCCUPATION
% l8 G* y' I2 O( k- \ t2 \2 uThe title “construction electrician” defines a person who, because of his or her knowledge,
+ F- `) H2 W: t6 D' J: _training and abilities, is capable of laying out, installing, testing, troubleshooting, and repairing electrical
: h7 _6 z; r- O$ F( ^5 a$ Ssystems, which provides light, heat, communications, and power to a variety of new and existing
6 Y8 w8 _3 ^7 x6 ?0 j% O5 `; sresidential, commercial, and industrial structures.: r+ H: V9 c3 q( Z
Construction electricians read and interpret electrical, mechanical, and architectural drawings- d7 n( Y) I& [: `6 E
and electrical code specifications to determine wiring layout. They cut, thread, bend, assemble, and
# e" x3 j0 O0 x! T5 t4 {3 {4 Uinstall conduits and other types of electrical conductor enclosures and fittings. They pull wire and cable0 ~: r2 f( X* O& k6 J
through conduits, position, maintain and install distribution and control equipment such as switches,! c4 I/ I* d! R. N- m
relays, circuit breaker panels, and fuse enclosures, install single and multi-wire cables above and
) n/ w" a. W& J+ H$ Sunderground, install data cabling, and install and maintain fibre optic and signalling systems.3 L; l0 t: Y6 e& g; w- y2 F, l0 o
Construction electricians work in the full range of environmental conditions: from outside in3 n S# k7 K. ^/ U2 S i
all weathers; inside in dusty industrial plants and mills; to state-of-the-art clean-rooms in hospitals and
, G1 J; k9 n; M$ f' _6 }manufacturing plants. The work often requires considerable standing, bending, crawling, lifting,# k. t$ I) N1 o$ ^- l8 F4 V
climbing, pulling, and reaching and may be conducted in cramped, confined spaces or on ladders and% L* B( n) _+ E9 J
scaffolding at great heights. Hazards include electric shocks, burns, and falling objects.
0 w2 q9 m$ k. TConstruction electricians are required to have good mechanical ability, a thorough
3 Q t" K- a* f* M& o" Z+ @knowledge of the principles of electricity, circuitry, and power distribution systems, and familiarity with
5 ?, w3 E" f( K/ [* O1 Rthe materials and techniques of construction. All construction electricians are required to be competent in
( @: B% k* P7 q1 c9 f1 L9 W8 gthe use of hand and power tools and test equipment.
# ]) H3 t( G' [5 S9 i6 ~* lAll electrical wiring and installations must conform to the CSA Canadian Electrical Code.
" S2 f, w6 o7 S+ eTherefore construction electricians must be thoroughly familiar with the latest issue of this document.
# E M4 o$ B- o; \2 _For safety, permits and other regulations they follow local electrical, building and safety codes.
5 I) `; @; S! m; e: a& OOn small jobs, construction electricians may work alone with minimal supervision, and they# O" L/ u8 p, N, [' n
may supervise an apprentice. On large jobs, they may work under the direction of a supervisor. P! f5 z4 g3 ]
Construction electricians interact and work co-operatively with the full spectrum of
N L9 G6 p/ m- ]) wconstruction tradespeople, such as carpenters, lathers, cabinetmakers, plumbers, and heating, ventilation
$ c2 c- {( B+ Mand air-conditioning technicians. They are required to constantly adjust their schedule and work to$ a# ?1 o$ Z" z4 m
accommodate the schedule of these other trades since most trades rely on some sort of electrical
! K% i' j9 L( {* Lconnections at specific points in the construction cycle.1 X, u) d: R+ ^4 Z/ Z8 e, I! a
With advances in technology the work of the construction electrician is changing. Today’s
$ X3 N% f! e" q/ L: d3 q% p) z! iwired environment requires construction electricians to be able to install a variety of wiring such as data,0 `8 a, N+ C- f+ W
audio, video, signalling, and communication cabling. Electrical control systems are also becoming more$ f) M1 s. U% W; ]+ H" {5 E8 K, I- v
complex, often solid-state or computer-controlled, which requires the construction electrician to have a
s3 U% Y* `3 O3 lgreater knowledge of electronic systems.
' H, `. n/ h6 H8 \5 `. A* v. A6 k
) M! R) V4 y+ P& f9 ^引自 “interprovincial standards red seal program - national occupational analyses“& N; Z% P3 J- q* Y. I* D1 E
; J4 |* `0 W; W! U9 `+ o4 D% w, T5 [3 Qhttp://www.red-seal.ca/Site/trades/analist_e.htm |
|