New Zealand Gazette – 1927 – No. 48

Page 2380

✨ Electrical Supply Regulations



2380
THE NEW ZEALAND GAZETTE.
[No. 48

(D.) 7/·064 in. (7/16 S.W.G.).

Constants.—Area (copper), 0·0225 sq. in. ; diameter (covered), 0·359 in. ; loading factor, 2·88 ; maximum tension in conductor, 562 lb. ; weight of covered conductor, 0·1328 lb. per foot.

Span. Datum. Degrees Fahrenheit above Datum.
0. 20.
Ten. Sag.
Ft. lb. Ft. in.
120 .. 468 0 6
140 .. 438 0 9
160 .. 407 1 1
180 .. 376 1 6

(E.) 19/·052 in.

Constants.—Area (copper), 0·0403 sq. in. ; diameter (covered), 0·441 in. ; loading factor, 2·18 ; maximum tension in conductor, 1008 lb. ; weight of covered conductor, 0·2278 lb. per foot.

Span. Datum. Degrees Fahrenheit above Datum.
0. 20.
Ten. Sag.
Ft. lb. Ft. in.
120 .. 923 0 5½
140 .. 902 0 7½
160 .. 873 0 10
180 .. 842 1 1

(F.) 19/·064 in. (19/16 S.W.G.).

Constants.—Area (copper), 0·061 sq. in. ; diameter (covered), 0·513 in. ; loading factor, 1·85 ; maximum tension in conductor, 1525 lb. ; weight of covered conductor, 0·3285 lb. per foot.

Span. Datum. Degrees Fahrenheit above Datum.
0. 20.
Ten. Sag.
Ft. lb. Ft. in.
120 .. 1453 0 5
140 .. 1429 0 7
160 .. 1403 0 9
180 .. 1373 1 0

(G.) 19/·072 in. (19/15 S.W.G.).

Constants.—Area (copper), 0·0774 sq. in. ; diameter (covered), 0·596 in. ; loading factor, 1·78 ; maximum tension in conductor, 1935 lb. ; weight of covered conductor, 0·409 lb. per foot.

Span. Datum. Degrees Fahrenheit above Datum.
0. 20.
Ten. Sag.
Ft. lb. Ft. in.
120 .. 1858 0 4½
140 .. 1831 0 6½
160 .. 1802 0 8½
180 .. 1769 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