ALFA SERIES
High capacity low and medium pressure gas regulators.They are used in industrial and networks applications.They can be used with Natural gas,LPG and other non aggressive gases (air,nitrogen,…).Special active monitor models can be provided upon request.
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Compact and robust design
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Easily dismountable for inspection and maintenance
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Stable outlet pressure thanks to balanced seat design
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Internal limited capacity relief valve (model 1492BF)
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Technical specifications
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Inlet pressure range |
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149_B : 0,5 ÷ 5 bar / 149_M : 1 ÷ 5 bar |
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Outlet pressure range |
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149_B : 16 ÷ 120 mbar / 149_M : 95 ÷ 320 mbar |
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OPSO range |
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149_B : 60 ÷ 180 mbar / 149_M : 120 ÷ 650 mbar |
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UPSO range |
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149_B : 10 ÷ 90 mbar / 149_M : 50 ÷ 250 mbar |
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Working temperature |
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-20o…+60oC (-4…+140F) |
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Code
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Model
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Connections
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Inlet pressure
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Outlet pressure
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OPSO
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UPSO
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Low Pressure
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CN-A10 BP/B |
1491 BF-OPSO |
1”x1” |
0,5-5 (0,3) bar |
16-110 mbar |
60-180 mbar |
10-50 mbar |
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CN-A20 BP/B |
1492 BF-OPSO |
1”x1 ½” |
0,5-5 (0,3) bar |
16-110 mbar |
60-180 mbar |
10-50 mbar |
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CN-A50 BP/B |
1495 BB-OPSO |
DN50 x DN50 |
0,5-5 (0,3) bar |
16-120 mbar |
60-180 mbar |
10-50 mbar |
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Medium Pressure
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CN-A10 MP/B |
1491 MF-OPSO |
1”x1” |
1-5 bar |
95-450 mbar |
120-180 mbar |
50-250 mbar |
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CN-A20 MP/B |
1492 MF-OPSO |
1”x1 ½” |
1-5 bar |
95-450 mbar |
120-180 mbar |
50-250 mbar |
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CN-A50 MP/B |
1495 MB-OPSO |
DN50 x DN50 |
1-5 bar |
110-320 mbar |
250-650 mbar |
50-250 mbar |
 | | CLESSE low pressure regulators |
| | CLESSE medium pressure regulators |