New Zealand Gazette – 1935 – No. 65

Page 2526

✨ Electrical Conductor Tables



2526
THE NEW ZEALAND GAZETTE.
[No. 65

BARE COPPER—continued.

(D.) 7/·064 in. (7/16 S.W.G.).

Constants.—Area, 0·0225 sq. in.; diameter, 0·192 in.; loading factor, 3·42; maximum tension in conductor, 562 lb.; weight, 0·0885 lb. per foot.

Span. Datum. Degrees Fahrenheit above Datum.
0. 20.
Ten. Sag.
Ft. lb. Ft. in.
180 .. 425 0 10
220 .. 371 1 5
260 .. 319 2 4
300 .. 276 3 7
340 .. 248 5 2
380 .. 228 7 0

(E.) 7/·080 in. (7/14 S.W.G.).

Constants.—Area, 0·0352 sq. in.; diameter, 0·240 in.; loading factor, 2·795; maximum tension in conductor, 880 lb.; weight, 0·1379 lb. per foot.

Span. Datum. Degrees Fahrenheit above Datum.
0. 20.
Ten. Sag.
Ft. lb. Ft. in.
180 .. 745 0 9
220 .. 687 1 2½
260 .. 625 1 10½
300 .. 565 2 9
340 .. 514 3 10½
380 .. 473 5 3

(F.) 7/·092 in. (7/13 S.W.G.).

Constants.—Area, 0·0465 sq. in.; diameter, 0·276 in.; loading factor, 2·48; maximum tension in conductor, 1,163 lb.; weight, 0·1824 lb. per foot.

Span. Datum. Degrees Fahrenheit above Datum.
0. 20.
Ten. Sag.
Ft. lb. Ft. in.
180 .. 1028 0 8½
220 .. 967 1 2
260 .. 902 1 9
300 .. 837 2 5
340 .. 775 3 5
380 .. 722 4 8

(G.) 7/·104 in. (7/12 S.W.G.).

Constants.—Area, 0·0595 sq. in.; diameter, 0·312 in.; loading factor, 2·243; maximum tension in conductor, 1,487 lb.; weight, 0·2331 lb. per foot.

Span. Datum. Degrees Fahrenheit above Datum.
0. 20.
Ten. Sag.
Ft. lb. Ft. in.
180 .. 1351 0 8
220 .. 1290 1 1
260 .. 1223 1 7
300 .. 1155 2 3
340 .. 1087 3 1
380 .. 1024 4 1


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🏗️ Still-Air Sag and Tension Tables for Electrical Conductors (continued from previous page)

🏗️ Infrastructure & Public Works
Electrical Conductors, Sag, Tension, Tables, Engineering