VACUUM RELIEF DEVICE
A class with identifier
http://staging4.data.posccaesar.org/iso/15926-4/rdl/RDS313784
| Definition | A <VACUUM RELIEF DEVICE> is a <SELF-OPERATING VALVE> that opens up and aligns the pressure when the underpressure of a container reaches a predetermined level |
| ISO number | 23354 |
| RDS number | RDS313784 |
| Source | NORSOK CAD symbol libraries, Z-CR-004, draft 3, October 1996: IMI064 |
| Valve Classes |