CRITICAL SERVICE
Technical specifications
| Nominal Diameter at Inlet | DN 25 - DN 100 | 1" - 4" |
| Actual Orifice Diameter d₀ | 23 mm - 92 mm | 0.91 in - 3.62 in |
| Actual Orifice Area A₀ | 415 mm² - 6.648 mm² | 0.645 in² - 10.304 in² |
| Pressure | 0.1 bar - 16 bar | 1.45 psig - 232 psig |
| Temperature (in accordance with DIN EN) | -85 °C to 200 °C | -121 °F to 392 °F |
| Body Material | 1.0460, 1.0619 | SA 105, SA 216 WCB |
| Valve Connection | Flange in accordance with DIN EN 1092-1 or ASME B 16.5 |
| Bellows Material (optional) | Stainless steel, PTFE, Hastelloy C276 |
| Load Type | Spring-loaded |
Technical documentation
Benefits
- Safety valves with PTFE-lining for corrosive media
- Medium-touched components made of corrosion resistant PTFE
- Safety valve for the protection of highly corrosive media
- Cost-effective alternative to high-alloyed materials
- ATEX-compliant version in electrically conductive PTFE possible
Applications
- Chemical
Engineering services
Free engineering services:
- Support for the calculation, selection and configuration of LESER safety valves
- Support for the selection of spare parts for installed LESER valves
- Assistance in the selection of springs and parts when changing the set pressure of the LESER safety valve
- Assistance in restoring certificates and passports for LESER safety valves
- Assistance in finding additional options for LESER relief valves
- Provision of technical documentation for the operation and maintenance of safety valves.
- Training of the Customer's personnel on the operation and repair of LESER safety valves
Logistic services:
- Standard delivery "to the door", as well as the possibility of shipment of goods directly from the Factory on the terms of FCA Incoterms 2020
- Support in customs clearance of goods shipped on FCA terms, including the provision of certificates of conformity, as well as letters on the absence of the need for mandatory certification for certain groups of goods