LPS25 Low pressure relief valve - selfacting regulator
Low pressure relief self-acting regulator – controls the inlet pressure. Critical is to secure adequate flow with minimal pressure drop.
Nominal size
- DN 25
- 1"
Nominal pressure
- PN 16
- ANSI 150
Construction
- self-operating low pressure regulator of inlet pressure p1, bypass valve
Operating temperature of medium
- from -30°C to +180°C
Maximum working pressure
- type LPS 25 - p1max. 500 mbar (g) p2 - atmosphere
- type LPS/D 25 - p1max. 500 / 2000 mbar (g) p2 – atmosphere
- type LPS/N 25 - p1max. -220 … +5 mbar (g) p2 – vacuum
- type LPS/NL25 - p1max. +500 … +5 mbar (g) p2min – 500 mbar (g)
Flow-ratio Kvs [m3/h]
- 6,5
Class of tightness (VDI/VDE 2174)
- class VI – standard with soft seats
Materials involved with medium
- stainless steel 1.4571/1.4404/1.4408/316Ti
- Hastelloy C (2.4819/C276)
Diaphragm material
- PTFE, J-6000
- Viton
Springs adjustment ratio
- 3 … 500 mbar, type LPS, LPS/D
- -220 … +5 mbar, type LPS/N
- -500 … -3 mbar, type LPS/L
Connection
- flange joint
- threaded