Ce Orifices; Properties Of Ce Gases - ALLIANCE CA050L Installation Operation & Maintenance

CE Orifices

.
Gas Gas
Group
Type Family
I
2H(E)
Natural
I
Second
2L
Gas
I
2E+
I
3B/P
LP Third
I
3+ / 3P

Properties of CE Gases

Gas Gas
Group
Type Family Description
I Not Applicable
2H,E
I
Natural 2E+
Second
Gas
I Not Applicable
2L
I
2E+
I Not Applicable
3B/P
I
3+
LP Third
I Pure Propane
3+
I
3P
70457901ENR7
Supply Pressure
Gas
in. wc
Designation
(mbar, kPa)
8/10
G20
(20/25, 2/2.5)
10
G25
(25, 2.5)
8
G20
(20, 2.0)
11,25/12
G30
(28/30, 2.8/3.0)
14,9/20
G30
(37/50, 3.7/5.0)
11.25/14.9
G30 / G31
(28/37, 2.8/3.7)
Gas Gas
Designation
G20
2H
G25
2L
G30
Pure Butane
G31
LPG with
Propane
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Manifold
Pressure Capacity/
in. wc Model
(mbar, kPa)
50
3.57
(8.9, 0.89)
75
50
5.06
(12.6, 1.26)
75
50
Unregulated
75
50
Unregulated
75
50
12.05
(30, 3.0)
75
50
Unregulated
75
Table 1
Wi Hi
Wobbe Index Heating Value
(net) (net)
Btu/ MJ/ Btu/ MJ/
3 3 3
ft m ft m
1226 45.67 913 34.02
1004 37.38 785 29.25
2164 80.58 3117 116.09
1898 70.69 2363 88
Table 2
Orifice Diameter Orifice Part
inch (mm) Number
.1200 3.0 M401017
.1160 2.9 M401022
.1440 3.7 M400998
.1405 3.6 M401014
.1440 3.7 M400998
.1405 3.6 M401014
.0820 2.1 M401027
.0785 2.0 M400999
.0820 2.1 M401027
.0785 2.0 M400999
.0820 2.1 M401027
.0785 2.0 M400999
Ws Hs
Wobbe Index Heating Value
(gross) (gross)
Btu/ MJ/ Btu/
3 3 3 3
ft m ft
1362 50.72 1014
1115 41.52 872
2345 87.33 3378
2063 76.83 2568
Installation
Quantity
2
3
2
3
2
3
2
3
2
3
2
3
d
Density
MJ/
3
m
37.78 0.555
32.49 0.612
125.81 2.075
95.65 1.55
29