Description
| Part # | NB Cert. # | Body Material | Wt (lbs) | Size |
|---|---|---|---|---|
| 804 | 51017 | Ductile Iron Casting 60-40-18 | 5.0 | 3/4” FNPT inlet x 1” FNPT outlet |
804 safety relief valve can be mounted on the following manifolds:
- #844- ¾ ” x ¾ ” x ¾ ” FNPT (hand wheel)
- #844F- ¾ ” x ¾ ” x ¾ ” FNPT (seal cap)
- #847M- ¾ ” x ¾ ” x ¾ ” FNPT (seal cap)
- #849M- 1” x ¾ ” x ¾ ” FNPT (seal cap)
Design Features |
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804 Series Capacity Chart Slope = 3.04 SCFM/PSIA |
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| Set Pressure (PSIG) | Air SCFM | Air lb/min | Air lb/hr | NH3 lb/min | NH3 lb/hr | R-22 lb/min | R-22 lb/hr | R-290 lb/min | R-290 lb/hr | R-404A lb/min | R-404A lb/hr |
| 75 | 295.5 | 22.6 | 1353.4 | 17.3 | 1037.6 | 39.0 | 2338.2 | 27.8 | 1669.8 | 41.4 | 2484.1 |
| 100 | 379.1 | 28.9 | 1736.3 | 22.2 | 1331.2 | 50.0 | 2999.8 | 35.7 | 2142.2 | 53.1 | 3186.9 |
| 125 | 462.7 | 35.3 | 2119.2 | 27.1 | 1624.8 | 61.0 | 3661.3 | 43.6 | 2614.6 | 64.8 | 3889.8 |
| 150 | 546.3 | 41.7 | 2502.1 | 32.0 | 1918.3 | 72.0 | 4322.8 | 51.5 | 3087.1 | 76.5 | 4592.6 |
| 175 | 629.9 | 48.1 | 2885.0 | 36.9 | 2211.9 | 83.1 | 4984.4 | 59.3 | 3559.5 | 88.3 | 5295.4 |
| 200 | 713.5 | 54.5 | 3267.9 | 41.8 | 2505.5 | 94.1 | 5645.9 | 67.2 | 4031.9 | 100.0 | 5998.2 |
| 225 | 797.1 | 60.8 | 3650.8 | 46.7 | 2799.1 | 105.1 | 6307.5 | 75.1 | 4504.3 | 111.7 | 6701.0 |
| 250 | 880.7 | 67.2 | 4033.7 | 51.5 | 3092.6 | 116.1 | 6969.0 | 82.9 | 4976.8 | 123.4 | 7403.8 |
| 275 | 964.3 | 73.6 | 4416.6 | 56.4 | 3386.2 | 127.2 | 7630.5 | 90.8 | 5449.2 | 135.1 | 8106.6 |
| 300 | 1047.9 | 80.0 | 4799.5 | 61.3 | 3679.8 | 138.2 | 8292.1 | 98.7 | 5921.6 | 146.8 | 8809.5 |
| 325 | 1131.5 | 86.4 | 5182.4 | 66.2 | 3973.3 | 149.2 | 8953.6 | 106.6 | 6394.0 | 158.5 | 9512.3 |
| 350 | 1215.1 | 92.8 | 5565.3 | 71.1 | 4266.9 | 160.3 | 9615.1 | 114.4 | 6866.5 | 170.3 | 10215.1 |
| 375 | 1298.7 | 99.1 | 5948.2 | 76.0 | 4560.5 | 171.3 | 10276.7 | 122.3 | 7338.9 | 182.0 | 10917.9 |
| 400 | 1382.3 | 105.5 | 6331.1 | 80.9 | 4854.0 | 182.3 | 10938.2 | 130.2 | 7811.3 | 193.7 | 11620.7 |
