SKU DRV-652 Category

Pressure reducing valve type DM 652

Spring-loaded for medium to high throughputs

data sheet

Product information

The pressure reducing valve type DM 652 is an automatically regulating proportional regulator with relief for medium to high flow rates. It is used for pressure regulation downstream of the valve and is suitable for liquids, gases and steam. The valves are made entirely of stainless steel and offer excellent corrosion resistance.
The design allows for easy maintenance: the diaphragm or spring module can be replaced without special tools.

Special features

  • Diaphragm-controlled, spring-loaded
  • Balanced plug for pressure-independent control
  • Compact design, easy maintenance
  • Non-rising adjusting screw
  • Quick-release fastener for body
  • Control cable connection required
  • Made entirely of stainless steel
  • Optional: electro-pneumatic control, internal control line, special connections

Materials

  • Body, spring cover, internal parts: Stainless steel 1.4404 / 316L
  • Spring: Stainless steel 1.4310
  • Valve seal: FEPM (optional EPDM, FKM, PTFE)
  • Diaphragm: EPDM (optional FKM)

Area of application

  • Chemical industry
  • Energy and power plants
  • Food industry
  • Mechanical engineering
  • Applications with steam (up to 220 °C with intermediate piece)

Advantages

  • Upstream pressure-independent control through balanced plug
  • Made entirely of stainless steel for high corrosion resistance
  • Large setting range (0.02-12 bar)
  • High temperature resistance up to 190 °C (optional 220 °C for steam)
  • Easy maintenance without special tools
  • High tightness (leakage class V optional IV)
  • Flexible options such as special connections, ATEX version
CharacteristicValue
Nominal sizeDN 15 – DN 50
ConnectionG 1/2 – G 2
Nominal pressurePN16 – PN40
inlet pressureup to 40 bar
Back pressure0.02 – 12 bar
Kvs value5 – 22 m³/h
Temperature rangeup to 190 °C (optional for steam up to 220 °C)
MediumLiquids, gases, steam
Setting ranges0.02 – 0.12 bar (only recommended for gas/steam)
0.1 – 0.5 bar
0.3 – 1.1 bar
0.8 – 2.5 bar
2 – 5 bar
4 – 8 bar
6 – 12 bar

FAQs

What media is the valve suitable for?

For liquids, gases and steam.

Up to 190 °C, optionally up to 220 °C for steam.

0.02 – 12 bar.

Yes, e.g. electro-pneumatic control, internal control line, special connections (ANSI, JIS, aseptic).

In accordance with DIN EN 60534-4 and ANSI FCI 70-2 (leakage class V optional IV).

Insulation – In combination with fittings and containers

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  • Heating jacket integration – reliable even under extreme conditions
  • Insulation jackets and pipe insulation for SKID assemblies – ideal for modular systems and complex systems
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