Technical Specification

  • Assured accurate consistent downstream reduced pressure.
  • Safety valve sized for full discharge capacity of the PRS.
  • Operates even on low flow conditions.
  • Fast response to pressure changes
  • Designed as per best steam engineering practices.
  • Ready to install i.e. reduce installation time and field engineering.
  • Maintenance free.
  • Both IBR certified & non IBR PRS are available.
Dimensions (in mm)
S.No SIZE INTEL SIZE PRV SIZE OUT-LET SIZE WITH CL-150 PRV (SGI) WITH CL-300 PRV (CS)
1 15X20 15 15 20 2275 450 2170 450
2 20X25 20 15 25 2405 450 2650 450
3 25X25 25 20 25 2450 450 2435 450
4 25X40 25 20 40 2498 525 2490 525
5 25X50 25 20 50 2528 525 2590 525
6 40X40 40 25 40 3025 625 3010 625
7 40X50 40 25 50 3001 525 29500 525
8 40X65 40 25 65 3010 650 3090 650
9 40X80 40 25 80 3135 650 3190 650
10 50X50 50 40 50 3005 625 3090 625
11 50X65 50 40 65 3050 675 3270 675
12 50X80 50 40 80 3110 675 3305 675
13 50X100 50 40 100 3150 750 3470 750
14 65X80 65 40 80 3270 650 3326 625
15 65X100 65 40 100 3320 750 3585 750
16 80X80 80 50 80 3250 675 3435 725
17 80X100 80 50 100 3520 750 3710 725
18 100X100 100 80 100 4050 750 4275 750
19 65X125 65 40 125 3615 825 3845 800
20 80X125 80 50 125 3800 825 3970 850
21 80X150 80 50 150 38700 925 4015 900
22 100X125 100 80 125 4170 825 4370 850
23 100X150 100 80 150 4210 900 4420 1075
24 100X200 100 80 200 4560 1075 4790 1075
25 125X150 125 80 150 4400 900 4580 925
26 125X200 125 80 200 4735 1075 5120 1075
27 150X200 150 80 200 5000 1075 5200 1075
STANDARD MATERIAL COMBINATION
S no. PART NAME MATERIAL
1 INTER CONNECTING PIPE WORK FOR PRESSURE REDUCING STATION CARBON STEEL
2 PISTON VALVE(INTEL) CAST STEEL
3 PISTON VALVE(BYPASS) CAST STEEL
4 STRAINER CAST IRON/CAST STEEL
5 PRESSURE REDUCING VALVES CAST IRON/S.G IRON
6 PISTON VALVE(OUTLET) CAST STEEL
7 FULL LIFT SAFETY VALVE S.G IRON/ CAST STEEL
8 MOISTURE SEPERATOR S.G IRON/ CAST STEEL
9 DIAL PR. GAUGE STAINLESS STEEL
10 ECCENTRIC REDUCER CARBON STEEL
11 ECCENTRIC EXPANDER CARBON STEEL
12 FORGED PISTON VALVE FORGED CARBON STEEL
13 FORGED PISTON VALVE FORGED CARBON STEEL
14 THERMODYNAMIC STEAM TRAP STAINLESS STEEL
15 INLET PIPE CARBON STEEL
16 OUTLET PIPE CARBON STEEL
17 BYPASS PIPE CARBON STEEL
Technical Data:-
STATION DESIGN CONDITION CLASS 300 CLASS 150
MAXIMUM OPERATING PRESSURE 17.5 BAR G 13 BAR G
MAXIMUM OPERATING TEMPERATURE 209 DEG C 195 DEG C
END CONNECTION FLANGED ENDS (AS PER ASME B16.5 CL-300) FLANGED ENDS (AS PER ASME B16.5 CL-150)