PNEUMATIC CONTROL VALVE PRV 1000

Technical Data
Normal size

DN 15 - 80
Normal pressure

PN 16
Actuator

pneumatic
Packing

PTFE
Pressure and temperature range

DIN 2401
Plug type

copntured
Characcteristic

= %, lin, QC
Rengeability

50
Leakage

0.05 Kvs
Flow direction

flow to open
Attachment of positioner

IEC 534 - 6 (NAMUR)
Ambient temperature range

-25ºC / + 80ºC
   

 

Valve Components - Material

Part

Material DIN/ W.Nr.

 
1. Valve body GG 25/ 0,6025
2. Flange of bonnet C 22/ 1,0402
3. Seat X22 CrNi 17/ 1,4057
4. Plug X22 CrNi 17/ 1,4057
5. Stem X22 CrNi 17/ 1,4057
6. Bonnet C 22/ 1,0402
7. Plug guide X22 CrNi 17/ 1,4057
8. Gasket DIN 3754 - ItC
9. Spring X12 CrNi188/ 1,4300
10. Upper ring X10 CrNiMoTi1810/ 1,4571
11. Ring X10 CrNiMoTi1810/ 1,4571
12. Packing V - ring PTFE
13. Screw joint C 22/ 1,0402
14. Nut C 22/ 1,0402
15. Stud 5,6
16. Stud nut 5
17. Actuator with lantern  
 
   

Permissible Differential Pressures

  • Single seat valve with contoured plug and pneumaticactuator 300 cm2
  • Flow direction - flow to open, P2=1 bar (atmospheric)
SPRING RANGE (bar) CLOSING FORCE (N) AIR PRESSURE (bar) MAXIMUM PERMISSIBLE DIFFERENTIAL PRESSURES WITH SEAT (mm)
10 12 15 20 25 32 40 50 65

         SPRING CLOSES
0,2 - 1 500 1 + + 15,0 7,2 3,8 1,6 0,5    
0,4 - 2 1000 2 + + + + 12,1 7,3 4,2 2,3 1,0
1,4 - 3,5 3500 3,5 + + + + + + + 13,8 7,8

         SPRING OPENS
0,2 - 1 600 1,2 + + + 10,1 5,7 2,8 1,3 0,4  
0,4 - 2 1200 2,4 + + + + 16,8 9,5 5,6 3,2 1,5
1,4 - 3,5 7500 6 + + + + + + + + 18,8

 

Dimensions and Kvs - Values

DN STROKE SEAT DIAMETER (mm)
15 20 10 12              
20 20   12 15            
25 20     15 20          
32 20       20 25        
40 20         25 32      
50 20           32 40    
65 20             40 50  
80 20               50 65
Kvs (m3/h) 1,5 2,4 3,8 6 9,6 15 24 38 60
Kvs ON - OFF 2 3 4,5 8 12 20 30 45 80

 

 

ELECTRIC CONTROL VALVE PRV 1000

Technical Data

Normal size

DN 15 - 80
Normal pressure

PN 16
Actuator

eletric 220V, 50 Hz
Packing

teflon
Pressure and temperature range

DIN 2401
Plug type

contured
Characcteristic

= %, lin, QC
Rengeability

50
Leakage

0.05 Kvs
Flow direction

flow to open
Ambient temperature range

-25ºC / + 80ºC
   

Valve Components - Material

Part

Material DIN/ W.Nr.

 
1. Valve body GG 25/ 0,6025
2. Flange of bonnet C 22/ 1,0402
3. Seat X22 CrNi 17/ 1,4057
4. Plug X22 CrNi 17/ 1,4057
5. Stem X22 CrNi 17/ 1,4057
6. Bonnet C 22/ 1,0402
7. Plug guide X22 CrNi 17/ 1,4057
8. Gasket DIN 3754 - ItC
9. Spring X12 CrNi188/ 1,4300
10. Upper ring X10 CrNiMoTi1810/ 1,4571
11. Ring X10 CrNiMoTi1810/ 1,4571
12. Packing V - ring PTFE
13. Screw joint C 22/ 1,0402
14. Nut C 22/ 1,0402
15. Stud 5,6
16. Stud nut 5
17. Actuator with connection  
 
   

Permissible Differential Pressures

  • Single seat valve with contoured plug and eletric actuator1600N - 17mm/min
  • Flow direction - flow to open, P2=1 bar (atmospheric)
MAXIMUM PERMISSIBLE DIFFERENTIAL PRESSURES WITH SEAT (mm)
10 12 15 20 25 32 40 50 65
+ + + + + 14,1 8,5 5,0 2,6

 

Dimensions and Kvs - Values

DN STROKE SEAT DIAMETER (mm)
15 20 10 12              
20 20   12 15            
25 20     15 20          
32 20       20 25        
40 20         25 32      
50 20           32 40    
65 20             40 50  
80 20               50 65
Kvs (m3/h) 1,5 2,4 3,8 6 9,6 15 24 38 60
Kvs ON - OFF 2 3 4,5 8 12 20 30 45 80