Lennox EL296UHV Installation Instructions Manual page 38

Nominal
Internal
Iron Pipe
Diameter
Size
inches
inches
(mm)
(3.048)
(mm)
1/2 .622
(12.7) (17.799) (4.87)
3/4 .824
(19.05) (20.930) (10.19)
1 1.049
(25.4) (26.645) (19.19)
1-1/4 1.380 1350
(31.75) (35.052) (38.22)
1-1/2 1.610 2090
(38.1) (40.894) (59.18)
2 2.067 4020
(50.8) (52.502) (113.83)
2-1/2 2.469 6400
(63.5) (67.713) (181.22)
3 3.068 11300
(76.2) (77.927) (319.98)
NOTE - Capacity given in cubic feet of gas per hour (kilo liters of gas per hour) and based on 0.60 specific gravity gas.
GAS PIPE CAPACITY - FT
10 20 30
(6.096) (9.144)
172 118 95
(3.34) (2.69)
360 247 199
(7.00) (5.63)
678 466 374
(13.19) (10.59)
957 768
(27.09) (22.25)
1430 1150
(40.49) (32.56)
2760 2220
(78.15) (62.86)
4400 3530
(124.59) (99.95)
7780 6250
(220.30) (176.98)
TABLE 9
3 /HR (kL/HR)
Length of Pipe - feet (m)
40 50 60
(12.192) (15.240) (18.288)
81 72 65
(2.29) (2.03) (1.84)
170 151 137
(4.81) (4.28) (3.87)
320 284 257
(9.06) (8.04) (7.27)
657 583 528
(18.60) (16.50) (14.95)
985 873 791
(27.89) (24.72) (22.39)
1900 1680 1520
(53.80) (47.57) (43.04)
3020 2680 2480
(85.51) (75.88) (70.22)
5350 4740 4290
(151.49) (134.22) (121.47)
Page 38
70 80 90
(21.336) (24.384) (27.432)
60 56 52
(1.69) (1.58) (1.47)
126 117 110
(3.56) (3.31) (3.11)
237 220 207
(6.71) (6.23) (5.86)
486 452 424
(13.76) (12.79) (12.00)
728 677 635
(20.61) (19.17) (17.98)
1400 1300 1220
(39.64) (36.81) (34.55)
2230 2080 1950
(63.14) (58.89) (55.22)
3950 3670 3450
(111.85) (103.92) (97.69)
100
(30.480)
50
(1.42)
104
(2.94)
195
(5.52)
400
(11.33)
600
(17.00)
1160
(32.844)
1840
(52.10)
3260
(92.31)