133-1-730 gas pressure regulator by Itron
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The Itron 133-1-730 gas pressure regulator is engineered for handling inert gases in accordance with DVGW G260. Featuring a nominal diameter of DN 25 and a PN 1 pressure rating, this unit utilizes a flanged connection according to DIN PN16 with an overall length of 160 mm. It operates with a maximum inlet pressure of 1000 mbar, a minimum inlet pressure of 200 mbar, and delivers an outlet pressure Pds of 80 mbar, supported by a spring travel range of 50 to 140 mbar. Equipped with a 4.7 mm nozzle, a 10° valve disc angle, an internal impulse, and a protective KTL coating, the regulator ensures reliable control. Built-in safety features include a safety diaphragm, an entrance sieve, and a top-shutdown SAV operating at a Pdso of 120 mbar (with a spring travel range of 50 to 150 mbar). Designed to withstand ambient temperatures from -30°C to +60°C, the Itron 133-1-730 holds an EC type examination certificate (CE-0085CM0154).
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Characteristics
| Manufacturer | Itron |
|---|---|
| Part number | 133-1-730 |
| Inner Code | 4452200 |
Technical specification
| Product type | gas pressure regulator with internal impulse |
|---|---|
| Item no. | H4718 |
| Nominal diameter | DN 25 |
| Pressure rating | PN 1 |
| Connection type | flange according to DIN PN16 |
| Medium | inert gases according to DVGW G260 |
| Overall length | 160 mm |
| Max. inlet pressure Pu | 1000 mbar |
| Inlet pressure Pu min. | 200 mbar |
| Outlet pressure Pds | 80 mbar |
| Spring travel range (Pds) | 50 - 140 mbar |
| Nozzle | 4.7mm |
| Valve disc angle | 10° |
| Safety diaphragm | yes |
| Low gas indicator | no |
| SAV top shutdown | yes |
| Pdso | 120 mbar |
| Spring travel range (SAV) | 50 - 150 mbar |
| SAV bottom shutdown | no |
| SBV | no |
| Ambient temperature | -30°C to +60°C |
| Paint | KTL coating |
| Sieve in entrance | yes |
| EC type examination certificate no. | CE-0085CM0154 |