New Zealand Gazette – 1927 – No. 48

Page 2378

✨ Electrical Supply Regulations



2378
THE NEW ZEALAND GAZETTE.
[No. 48

(D.) 7/·064 in. (7/16 S.W.G.).

Constants.—Area (copper), 0·0225 sq. in. ; diameter (covered), 0·388 in. ; loading factor, 2·97 ; maximum tension in conductor, 562 lb. ; weight of covered conductor, 0·1387 lb. per foot.

Span. Datum. Degrees Fahrenheit above Datum.
0. 20.
Ten. Sag.
Ft. lb. Ft.in.
120 .. 455 0 6½
140 .. 421 0 10
160 .. 386 1 2
180 .. 353 1 7

(E.) 19/·052 in.

Constants.—Area (copper), 0·0403 sq. in. ; diameter (covered), 0·482 in. ; loading factor, 2·31 ; maximum tension in conductor, 1008 lb. ; weight of covered conductor, 0·2324 lb. per foot.

Span. Datum. Degrees Fahrenheit above Datum.
0. 20.
Ten. Sag.
Ft. lb. Ft.in.
120 .. 912 0 5½
140 .. 880 0 8
160 .. 846 0 10
180 .. 810 1 2

(F.) 19/·064 in. (19/16 S.W.G.).

Constants.—Area (copper), 0·0610 sq. in. ; diameter (covered), 0·598 in. ; loading factor, 2·03 ; maximum tension in conductor, 1525 lb. ; weight of covered conductor, 0·3378 lb. per foot.

Span. Datum. Degrees Fahrenheit above Datum.
0. 20.
Ten. Sag.
Ft. lb. Ft.in.
120 .. 1429 0 5
140 .. 1397 0 7
160 .. 1361 0 9½
180 .. 1322 1 0

(G.) 19/·072 in, (19/15 S.W.G.).

Constants.—Area (copper), 0·0774 sq. in. ; diameter (covered), 0·642 in. ; loading factor, 1·85 ; maximum tension in conductor, 1935 lb. ; weight of covered conductor, 0·4131 lb. per foot.

Span. Datum. Degrees Fahrenheit above Datum.
0. 20.
Ten. Sag.
Ft. lb. Ft.in.
120 .. 1894 0 4¾
140 .. 1816 0 6½
160 .. 1783 0 9
180 .. 1747 0 11


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🏗️ Electrical Supply Regulations, 1927 (continued) (continued from previous page)

🏗️ Infrastructure & Public Works
Regulations, Electrical Supply, Public Works Act, Inspections, Fees, Compliance, Dangerous Lines, Penalties, Tables, Constants, Span, Tension, Sag