COMPACT PERFORMANCE
Technical specifications
| Nominal Diameter at Inlet | DN 15 - DN 40 | 3/8" - 1 1/2" |
| Actual Orifice Diameter d₀ | 6 mm - 17.5 mm | 0.236 in - 0.689 in |
| Actual Orifice Area A₀ | 28.3 mm² - 241 mm² | 0.044 in² - 0.374 in² |
| Pressure | 0.1 bar - 850 bar | 1.5 psig - 12.328 psig |
| Temperature (in accordance with DIN EN) | -270°C to +450°C | -454°F to +842°F |
| Body Material | 1.4104, 1.4404, 0.7043, 1.0619, 1.4408 | SA 479 430, SA 479 316L, Ductile Gr. 60-40-18, SA 216 WCB, SA 351 CF8M |
| Valve Connection | Threads iaw DIN ISO 228-1, DIN ISO 7-1 / BS 21, ANSI / ASME B1.20.1. / Flange iaw DIN EN 1092-1 / DIN 2501., ASME B16.5 |
| Bellows Material (optional) | Stainless steel, Elastomer (EPDM), Hastelloy, Inconel |
| Load Type | Spring-loaded |
Technical documentation
Benefits
- Standard delivery time for all options 14 days. Only a few more complex options have longer delivery times.
- Flanged and threaded valves with a wide range of options
- Small installation space with simultaneous horizontal installation option
- Bellows version available
- Set pressures up to 850 barg / 12325 psig
- LESER Nanotightness: Exceeds the tightness requirements of API 527 by 50%
Applications
- Chemical
- Oil & Gas
- Petrochemical
- Energy
- Technical Gases
- LNG and LPG
- Pharmaceutical
- Food and Beverage
- Ship Building
- 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