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Fig. 1732 Commissioning Set

Verified by manufacturer 10 days ago

DN15

Hattersley Variant:

Bronze fixed orifice double regulating valve.

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Application

  • WRAS Approved for use with potable water to 85°C.
  • For use with tow Fig. 631 test points.

Description

Bronze fixed orifice double regulating valve, with threaded and compression end connections.


Features and benefits:

  • Provides precise and accurate flow regulation.
  • Easy to operate with handwheel and numerical indicator.
  • Integral orifice and test points – no need for separate DRV and metering station.
  • WRAS Approved for use with potable water to 85°C.
  • Positive flow control at all handwheel settings.
  • The FODRV offers an accuracy of ±5% on all settings, for precise flow regulation and measurement.
  • Inside screw non-rising handwheel.
  • Characterized regulating disc.
  • Flow charts available.

General information

Color

Green

Guidance for specification option:

Plastic handwheel.

Yellow

Guidance for specification option:

Bronze body.

Red

Guidance for specification option:

Upstream test point marker.

Blue

Guidance for specification option:

Downstream test point marker.

Material

Plastic

Guidance for specification option:

Handwheel.

Copper

Guidance for specification option:

DZR copper alloy stem, disc, bonnet, orifice insert and Fig. 631 Test Valve.

Bronze

Guidance for specification option:

Body.

Rubber

Guidance for specification option:

  • EPDM stem seal.
  • Polytetrafluoroethylene (PTFE) disc seal (1–2").

Uniclass

Pr_65_54_95_26 Double regulating valvesPrimary

CAWS

S90/650 Flow-reducing/ servicing valves

S90/650 Flow reducing/ servicing valves

Specification data - Double regulating valves

Standard

To BS 7350: 1990.

Material

Stem, disc, bonnet, orifice insert and Fig. 631 Test Valve: DZR copper alloy 12165 CW602N, Handwheel: Plastic, Stem seals: EPDM, Disc seal (1–2"): PTFE, Body: Bronze 1982 CC491K.

Guidance for specification option:

  • PTFE: Polytetrafluoroethylene.
  • EPDM: Ethylene Propylene Diene Monomer.

Connections

DN1–2" taper threaded end connections to BS EN 10266 (ISO 7-1), DN 1/2" and 3/4" to ISO 228 parallel.

Guidance for specification option:

Formerly BS 21 standard.

Third party certification:

WRAS Approved.

PressureRange

Temperature: -10 to +100°C: 20 bar, 120°C: 17.2 bar.

Guidance for specification option:

Threaded ends, PN20 to BS 7350.

Manufacturer guidance

  • WRAS approval temperature -10 to 85ºC.
  • Shell test pressure: 30 bar.
  • Seat test pressure: 22 bar.

Inlets/outlets diameter

DN15.

Dimensions

87 x 110 mm.

Manufacturer guidance

Nominal A x B.

Weight

0.61 kg.

Integral accessories

Fig. 631 test points.

Guidance for specification option:

Red and blue supplied and fitted.

Flow capacity

1.87 Kv, 1.943 KVs.

Sustainability data

Material

Plastic

Guidance for specification option:

Handwheel.

Copper

Guidance for specification option:

DZR copper alloy stem, disc, bonnet, orifice insert and Fig. 631 Test Valve.

Bronze

Guidance for specification option:

Body.

Rubber

Guidance for specification option:

  • EPDM stem seal.
  • Polytetrafluoroethylene (PTFE) disc seal (1–2").

Recyclability

Recycle locally

Expected Life

20 year