LESER® Clean service Valves
Technical specifications
| Nominal Diameter at Inlet | DN 15 - DN 100 | NPS 3/4'' - NPS 4'' |
| Actual Orifice Diameter d₀ | 10 mm - 92 mm | 0.394 in - 3.622 in |
| Actual Orifice Area A₀ | 78.5 mm² - 6648 mm² | 0.122 in² - 10.304 in² |
| Pressure | 0.1 bar - 68 bar | 1.5 psig - 986 psig |
| Temperature (in accordance with DIN EN) | -45 °C to 250 °C | -49 °F to 482 °F |
| Body Material | 1.4404, 1.4435 (BN2) | SA 479 316L |
| Valve Connection | Large Selection of Aseptic Connections: Threaded, Flanged, Clamped, Welded |
| Bellows Material (optional) | EPDM |
| Load Type | Spring-loaded |
Technical documentation
Benefits
- Safety valves for food, beverage and pharmaceutical applications
- Short and uniform delivery times for Clean Service safety valves: Get 155 top runner variants in two weeks. These top runners cover 90% of the supplied Clean Service valves.
- Low dead space ratio L/D from up to < 0.33
- HyTight Assembly: gap-free design of the internal parts
- Surfaces packages according to ASME BPE and DIN 11866 with a high surface quality up to Ra max = 0.375 µm / 15 µinch
Better cleaning through:
Easy process integration through cleaning (CIP) or sterilizing (SIP) with pneumatic lifting device possible
Worldwide approvals, FDA-compliant elastomers and a wide range of aseptic connections
Alternative to bursting disc
Applications
- Pharmaceutical
- Food and Beverage
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