DIVAL 507-512 H
Description
The Dival 507-512 H by Pietro Fiorentini are a lever-operated gas pressure regulators controlled by a diaphragm and contrasting regulated spring action. These devices are suitable for 100% hydrogen applications.
Dival 507-512 H regulators are used for medium and low pressure gas distribution networks, as well as commercial and industrial applications.
According to the European Standard EN 334, the Dival 507-512 H regulator they are classified as Fail Open.
Click here to see the product page in the NG version / NG-H2 blending (up to 20%) version.
Features
- Accuracy class AC: up to 10
- Nominal sizes DN: 1″; 1″ 1/2
- Lock-up pressure class SG: up to 20 (depending on version and set point)
- Design pressure: up to 10 bar for BP, up to 20 bar for MP and TR
- Design temperature: from -20 °C to +60 °C
- Connections: threaded Rp EN 10226-1, NPT ASME B1.20.1
- Minimum differential pressure: 0.1 bar
- Range of downstream pressure Wd: from 15 to 110 mbar for BP, from 80 to 300 mbar for MP, from 300 to 3000 mbar for TR
- Inlet pressure range: from (Pd + 0,1) bar to 10 bar from BP
- From (Pd + 0,1) bar to 20 bar for MP and TR
