RTZ1-25/25CG High Pressure Regulator
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The RTZ1-25/25CG high-pressure regulator is mainly used for primary pressure regulation at CNG pressure regulating stations. The regulator bonnet is equipped with an integrated needle valve and venting device.
Product Features
Low maintenance cost
Long maintenance interval
Easy assembly and disassembly
Excellent control performance
Wide applicable flow range
Technical Characteristics
Maximum allowable inlet pressure: 25 MPa
Outlet pressure range: 0.2–6.0 MPa
Maximum flow rate: 4000 Nm³/h
Operating temperature: -20°C–60°C
Connection size: DN25
Pressure regulation accuracy class: AC1
Lock-up pressure class: SG5
RTZ1-25/25-CG Flow Rate Table (MPa)
| P₁ \ P₂ | 0.2 | 0.4 | 0.8 | 1.0 | 1.5 | 2.0 | 2.5 | 3.0 | 4.0 | 5.0 | 6.0 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1.0 | 390 | 390 | 330 | — | — | — | — | — | — | — | — |
| 1.5 | 565 | 565 | 565 | 550 | — | — | — | — | — | — | — |
| 2.0 | 740 | 740 | 740 | 740 | 680 | — | — | — | — | — | — |
| 2.5 | 920 | 920 | 920 | 920 | 915 | 795 | — | — | — | — | — |
| 3.0 | 1095 | 1095 | 1095 | 1095 | 1090 | 1070 | 895 | — | — | — | — |
| 3.5 | 1270 | 1270 | 1270 | 1270 | 1270 | 1270 | 1210 | 980 | — | — | — |
| 4.0 | 1450 | 1450 | 1450 | 1450 | 1450 | 1450 | 1440 | 1340 | — | — | — |
| 4.5 | 1620 | 1620 | 1620 | 1620 | 1620 | 1620 | 1620 | 1590 | 1150 | — | — |
| 5.0 | 1800 | 1800 | 1800 | 1800 | 1800 | 1800 | 1800 | 1790 | 1570 | — | — |
| 5.5 | 1980 | 1980 | 1980 | 1980 | 1980 | 1980 | 1980 | 1980 | 1870 | 1290 | — |
| 6.0 | 2150 | 2150 | 2150 | 2150 | 2150 | 2150 | 2150 | 2145 | 2110 | 1770 | — |
| 6.5 | 2330 | 2330 | 2330 | 2330 | 2330 | 2330 | 2330 | 2330 | 2320 | 2113 | 1420 |
| 7.0 | 2510 | 2510 | 2510 | 2510 | 2510 | 2510 | 2510 | 2510 | 2510 | 2305 | 1960 |
| 7.5 | 2680 | 2680 | 2680 | 2680 | 2680 | 2680 | 2680 | 2680 | 2680 | 2631 | 2340 |
| 8.0 | 2860 | 2860 | 2860 | 2860 | 2860 | 2860 | 2860 | 2860 | 2845 | 2841 | 2650 |
| 9.0 | 3210 | 3210 | 3210 | 3210 | 3210 | 3210 | 3210 | 3210 | 3210 | 3211 | 3150 |
| 10 | 3570 | 3570 | 3570 | 3570 | 3570 | 3570 | 3570 | 3570 | 3570 | 3571 | 3560 |
| 12 | 4270 | 4270 | 4270 | 4270 | 4270 | 4270 | 4270 | 4270 | 4270 | 4271 | 4250 |
| 15 | 5330 | 5330 | 5330 | 5330 | 5330 | 5330 | 5330 | 5330 | 5330 | 5331 | 5330 |
| 18 | 6400 | 6400 | 6400 | 6400 | 6400 | 6400 | 6400 | 6400 | 6400 | 6401 | 6400 |
| 20 | 7100 | 7100 | 7100 | 7100 | 7100 | 7100 | 7100 | 7100 | 7100 | 7101 | 7100 |
| 22 | 7810 | 7810 | 7810 | 7810 | 7810 | 7810 | 7810 | 7810 | 7810 | 7811 | 7810 |
| 25 | 8970 | 8970 | 8970 | 8970 | 8970 | 8970 | 8970 | 8970 | 8970 | 8971 | 8970 |
Note: The flow values in the table are measured under standard conditions for natural gas with a relative density of 0.6.