High Efficiency
Technical specifications
| Nominal Diameter at Inlet | DN 25 - DN 200 | 1" - 8" |
| Actual Orifice Diameter d₀ | 11 mm - 180 mm | 0.433 in - 7.087 in |
| Actual Orifice Area A₀ | 95 mm² - 25,446.9 mm² | 0.147 in² - 39.443 in² |
| Pressure | 2.5 bar - 426 bar | 36 psig - 6170 psig |
| Temperature (in accordance with DIN EN) | -48 °C to 200 °C | -54.4°F to 392°F |
| Body Material | 1.0619, 1.4408 | SA 352 LCB, SA 216 WCB, SA 351 CF8M |
| Valve Connection | Flange in accordance with DIN EN 1092, ASME B 16.5 or JIS 2220 |
| Load Type | Medium controlled |
Technical documentation
Benefits
- Highest blow-off capacity of all series
- Tightness right up to set pressure
- Operating pressures up to 96% of the set pressure
- Back pressures up to 70% of the set pressure
- Backflow preventer integrated as a standard component
- Integrated Piping prevents damage and freezing
- Equipment that enables the following safety valve characteristics:
- Tightness right up to set pressure
- Operating pressures up to 97% of the set pressure
- Low loss of medium due to short opening times
- Function test and valve adjustment possible during operation
- Suitable for all media temperatures
Pilot operated safety valves
Supplementary Loading System
Applications
- Chemical
- Oil & Gas
- Petrochemical
- Energy
- Technical Gases
- LNG and LPG
- General industries
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