Specifications safety shut-off IP
Safety shut-off type IP
The safety shut-off devices IP-LR and IP-HR are designed to be used as an attached safety shut-off unit applicable for a 143-80, 243, 040 and a 046. As a separate safety shut-off it can also be used with a connection box DN25 PN16. This safety shut-off unit is available as an overpressure safety protection (IP-LR and IP-HR) and as an under-pressure safety protection (IDP-LR and IDP-HR). The spring range is from 30 mbarg to 4.42 barg.
Low pressure: IP-LR for OSPO and IDP-LR for OUPSO
High pressure IP-HR for OPSO and IDP-HR for OUPSO
Maximum operating pressure
The 16 (17.2) barg for the flanged version PN16 / 25 and ANSI150, respectively
20.0 – +60.0° C.
IP-LR = 30.0 to 750 mbarg
IP-HR = 0.60 to 4.22 barg
Flanged: DN25 PN16.
Natural gas, LPG, propane, butane, air, nitrogen and other gases. Not suitable for oxygen O2.
If required, the safety shut-off can be provided with remote monitoring.
For special versions that were available in the past, please contact us.