Norval
PIETRO FIORENTINI
DESCRIPTION
Norval pressure regulators are direct-acting devices for low and medium pressure applications controlled by a diaphragm and counter spring.
These regulators are suitable for use with pre-filtered, non-corrosive gases.
DOCUMENTATION
SPECIFICATIONS
Design pressure | up to 19,6 bar |
Design temperature | -20°C a +60°C (higher or lower temperatures on request) |
Accuracy class | up to 5 |
Closing pressure class SG | up to 10 |
Flanging | Class 150 RF according to ANSI B16.5 and PN16 according to ISO 7005 |
Outlet pressure range of Wd | 1" to 4" DN from 8 to 4400 mbar; 6" to 8" DN from 12 to 1800 mbar |
Available size DN | 1" (25) - 1"1/2 (40) - 2" (50) - 2"1/2 (65) - 3" (80 ) 4" (100) 6" (150) 8" (200) |
Range of inlet pressure bpu | 0,1 - 19,6 bar for DN from 1" to 3" 0,1- 8 bar for DN >3" |