VARIABLE ORIFICE DOUBLE REGULATING VALVE - VODRV (PLDIVODRV16)

  • Double regulating feature allow the valve to be used for isolation to be re-opened to its pre-set position to maintain required flow rate.
  • Built-in measuring nipple (test point 3mm) for flow measurement based on Kv metholdology.
  • Has sufficient authority to regulate flow in circuit incorporating the flow measuring device.
Category :
Part No Part Name Material
1 BODY DUCTILE IRON: BS EN 1563 EN-J51030 DUCTILE IRON: BS EN 1563 EN-J51030
2 BONNET DUCTILE IRON: BS EN 1563 EN-J51030 DUCTILE IRON: BS EN 1563 EN-J51030
3 BONNET GASKET NON-ASBESTOS
4 DISC EPDM RUBBER COATED DUCTILE IRON
5 DISC BUSH BRONZE: BS EN 1982 CC 491K
6 STEM STAINLESS STEEL: BS EN 10088-1 GR.1.4006
7 GLAND (65 TO 150MM) BRASS
8 GLAND (200 TO 300 MM) CAST IRON: BS EN 1561 EN 12165 CW 602N
9 GLAND NUT DZR COPPER ALLOY: BS EN 12165 CW 602N
10 PACKING NON-ASBESTOS
11 SEAT RING BRONZE: BS EN 1982 CC 491K
12 HAND WHEEL DUCTILE IRON: BS EN 1563 EN-JS1030
13 TEST POINT DZR COPPER ALLOY: BS EN 12065 CW 602N

INSTALLATION

Always install the valve with the arrow on the body in the same directions of flow. In order to avoid turbulence, which will affect the measuring accuracy, it is recommended to have a straight length of pipe up and down stream from the valve as shown (D-diameter of pipe)

PRESSURE / TEMPERATURE RATING

Pressure Rating 16 bar
Temperature -10 to 120 °C

TEST PRESSURES

Shell 24 bar
Seat 17.6 bar

SPECIFICATION

  • Hand operated with micro-meter style indicator. 
  • Globe type Y-pattern with characterised throttled disc with equal percentage.
  • Conforms to BS 7350 for flow measurement and regulations
  • Mounted on flow or return pipe.
  • Design standard: BS7350.
  • Testing standard: BS EN12266-2.

DIMENSIONS & WEIGHTS

Size A B C D E F G H I J Weight (kg)
65 MM 290 65 118 145 200 16.00 3.00 19 4 262 14.30
80 MM 310 80 132 160 220 16 3 19 8 267 21.40
100 MM 350 100 156 180 250 16 3 19 8 300 31.10
125 MM 400 125 184 210 285 16 3 19 8 325 42
150 MM 480 150 211 240 340 16 3 23 8 340 62
200 MM 600 200 266 295 400 17 3 23 12 525 118
250 MM 730 250 319 355 455 19 3 28 12 575 201
300 MM 850 300 370 410 - 20.5 4 28 12 645 256

Bigger sizes can be provided as per request