Specifications for 1" Models 301 & 311:  Horizontal
 
Click here to enlarge: S_301.jpg

Model CA-DSA # Length Height Width Nominal pipe size Threads per inch Application data
Max Press Fuel
301 04R-31R 4" 4-3/4" 3-7/8" 1" 11-1/2 7 psi Dry fuel gas
311 45R-113R 4" 4-3/4" 3-7/8" 1" 11-1/2 60 psi Dry fuel gas

Click here for pdf brochure for Model 301

Click here for pdf brochure for Model 311
Specifications for 1" Models VB-301 & VB-311:  Vertical Bottom-In
 
Click here to enlarge: S_VB-301.jpg

Model CA-DSA # Length Height Width Nominal pipe size Threads per inch Application data
Max Press Fuel
VB-301 60-01 4" 4-3/4" 3-7/8" 1" 11-1/2 7 psi Dry fuel gas
VB-311 60-01 4" 4-3/4" 3-7/8" 1" 11-1/2 60 psi Dry fuel gas

Click here for pdf brochure for Model VB-301

Click here for pdf brochure for Model VB-311
Specifications for 1" Models VT-301 & VT-311:  Vertical Top-In
 
Click here to enlarge: S_VT-311.jpg

Model CA-DSA # Length Height Width Nominal pipe size Threads per inch Application data
Max Press Fuel
VT-301 60-03 4" 4-3/4" 3-7/8" 1" 11-1/2 7 psi Dry fuel gas
VT-311 60-03 4" 4-3/4" 3-7/8" 1" 11-1/2 60 psi Dry fuel gas

Capacity Chart for 1" CALIFORNIA Valves

For determining approximate pressure drops at selected natural gas pressures (@ 60° F) and loads (in CFH = cubic feet per hour); CV = 41 (equivalent length is 2.4’ of 1" pipe)
Pressure drop IWC 8 IWC 14 IWC 3 PSI 10 PSI 15 PSI 20 PSI
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
1.0
2.0
3.0
4.0
5.0		 707
1,000
1,224
1,413
1,580
1,731
1,869
1,998
2,119
2,233
3,154
3,858
4,450
4,969		 712
1,007
1,233
1,423
1,591
1,743
1,882
2,012
2,134
2,249
3,177
3,886
4,482
5,005		 768
1,086
1,330
1,536
1,717
1,881
2,031
2,171
2,303
2,427
3,429
4,196
4,840
5,406		 908
1,283
1,572
1,815
2,029
2,222
2,400
2,566
2,721
2,868
4,053
4,961
5,724
6,395		 995
1,407
1,724
1,990
2,225
2,437
2,632
2,814
2,984
3,145
4,446
5,442
6,280
7,017		 1,076
1,521
1,863
2,151
2,405
2,634
2,845
3,042
3,226
3,400
4,806
5,883
6,790
7,588

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