RTZ-※/0.4SP Series/Spring-load Direct-action Mode Pressure Regulator for Gas

       
 

2 Application
RTZ-※/0.4SP Series direct-action mode pressure regulator for gas is used for the middle-and-low-pressure first-class gas transmission and distribution system, It can be used to regulate pressure for users of residential quarter or industry and commerce as well as direct-fired equipments. It is applicable for natural gas, artificial coal gas and liquefied petroleum gas(LPG).
It accords with the standard CJ274-2008 “City Gas Pressure Regulators”.

 
       
 
       
 

2 Main Technical Parameters
Inlet Pressure Rank(P1): 0.05~0.4MPa
Outlet Pressure Rank(P2): 1~5kPa
5~10kPa
10~20kPa
20~30kPa
Pressure Precision Grade: AC5
Shut Off Pressure Grade: SG10
Working Temperature(t): -20~60℃
Caliber: DN50, DN65, DN80, DN100, DN150
Flange Pressure Class: PN1.6MPa

2 Features
◆ Automatically cut off for excessive pressure
◆ The whole balanced spool structure , high-precision voltage regulator
◆ Fast response, large flow capacity
◆ Valve body cavity, export amplification, flow more smooth
◆ Modular structure, easy maintenance on line.
2 Shut Off Valves
◆ Self-force Gas-driven Control
◆ Cut Off Precision Grade: ≤±5%
◆ Reaction Time: ≤1s
◆ Manual Reset

 
       
 Dimension

Code
Model

L

L1

   D

 H

H1

Inlet Flange

Output Flange

RTZ-50/0.4SP

330

125

330/436

880

540

DN50

DN80

RTZ-65/0.4SP

350

135

330/510

890

545

DN65

DN100

RTZ-80/0.4SP

400

150

436/510

910

560

DN80

DN125

RTZ-100/0.4SP

460

158

436/510

950

580

DN100

DN150

 RTZ-50/0.4SP Flow Meter         (Cross-reference for natural gas media)

Outlet pressure(KPa)

                Inlet Pressure(MPa)

0.05

0.06

0.07

0.08

0.1

0.13

0.15

0.18

0.2

0.3

0.4

2

490

 540

 580

620

700

805

875

980

1050

1400

1750

3

490

 540

580

620

700

805

875

980

1050

1400

1750

5

490

 540

580

620

700

805

875

980

1050

1400

1750

8

 470

 520

570

620

700

805

875

980

1050

1400

1750

10

460

 520

 570

610

700

805

875

980

1050

1400

1750

15

 440

 500

 560

600

600

805

875

980

1050

1400

1750

20

 420

 590

540

600

680

805

875

980

1050

1400

1750

25

400

 463

 530

580

680

800

875

980

1050

1400

1750

30

 350

 440

 500

560

670

800

875

980

1050

1400

1750

 

 RTZ-65/0.4SP Flow Meter         (Cross-reference for natural gas media)

Outlet pressure(KPa)

                Inlet Pressure(MPa)

0.05

0.06

0.07

0.08

0.1

0.13

0.15

0.18

0.2

0.3

0.4

2

1050

1150

1250

1340

1500

1725

1875

2100

2250

3000

3750

3

1040

1150

1250

1340

1500

1725

1875

2100

2250

3000

3750

5

1030

1140

1240

1330

1500

1725

1875

2100

2250

3000

3750

8

1010

1120

1230

1320

1495

1725

1875

2100

2250

3000

3750

10

995

1110

1220

1320

1490

1725

1875

2100

2250

3000

3750

15

950

1080

1190

1290

1480

1725

1875

2100

2250

3000

3750

20

900

1040

1160

1270

1470

1725

1875

2100

2250

3000

3750

25

840

990

1125

1240

1450

1720

1875

2100

2250

3000

3750

30

600

760

850

930

1100

1265

1875

1540

1650

2500

3150

 RTZ-80/0.4SP Flow Meter         (Cross-reference for natural gas media)

Outlet pressure(KPa)

                Inlet Pressure(MPa)

0.05

0.06

0.07

0.08

0.1

0.13

0.15

0.18

0.2

0.3

0.4

2

1330

1620

1750

1870

2100

2415

2625

2940

3150

4200

5250

3

1320

1610

1740

1870

2100

2415

2625

2940

3150

4200

5250

5

1300

1600

1730

1860

2100

2415

2625

2940

3150

4200

5250

8

1280

1570

1720

1850

2090

2415

2625

2940

3150

4200

5250

10

1260

1560

1710

1840

2090

2415

2625

2940

3150

4200

5250

15

1200

1510

1670

1810

2070

2415

2625

2940

3150

4200

5250

20

1140

1450

1620

1780

2060

2415

2625

2940

3150

4200

5250

25

1060

1390

1570

1740

2030

2405

2625

2940

3150

4200

5250

30

950

1300

1510

1740

2000

2390

2625

2940

3150

4200

5250

 RTZ-100/0.4SP Flow Meter        (Cross-reference for natural gas media)

Outlet pressure(KPa)

                Inlet Pressure(MPa)

0.05

0.06

0.07

0.08

0.1

0.13

0.15

0.18

0.2

0.3

0.4

2

2100

2300

2540

2675

3000

3450

3750

4200

4500

6000

7500

3

2085

2300

2490

2670

3000

3450

3750

4200

4500

6000

7500

5

2060

2280

2480

2660

3000

3450

3750

4200

4500

6000

7500

8

2020

2240

2450

2650

2990

3450

3750

4200

4500

6000

7500

10

1990

2220

2440

2630

2980

3450

3750

4200

4500

6000

7500

15

1990

2150

2380

2590

2960

3450

3750

4200

4500

6000

7500

20

1800

2080

2320

2545

2940

3450

3750

4200

4500

6000

7500

25

1670

1980

2250

2485

2900

3430

3750

4200

4500

6000

7500

30

1530

1870

2160

2440

2860

3420

3750

4200

4500

6000

7500

       
 

2 (PS: The figures showed in the chart are the flows when the Natural gas relative density reached 0.6 under the standard statement. Other gas flow should be multiplied by their conversion coefficient: Propane: 0.63, Butane: 0.55, Gas: 0.78 Nitrogen: 0.79)

 
       
 
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