
6 … 72
MC • Edition 05.20 • Nº 279 663
6. Features
6.1 Technical data
Technical data
FRM-NOC
Device
Medium pressure regulator with spring loading in accordance with EN 334
Type of construction
DSDS
Type of gas
Family 1+2+3
Nominal diameters
Flange
Connecting flanges PN 25 in accordance with EN 1092-1 or ANSI 150 lbs (B16.5)
DN
25
40
50
ANSI 1"
1.5" 2"
Nominal diameters
Thread
Connecting thread in accordance with BSP (ISO228/1) or NPT (B1.20.1)
G
1"
1.5"
2"
NPT 1"
1.5" 2"
Permissible pressure load
10 bar (1000 kPa)
Max. inlet pressure
10 bar (1000 kPa)
Outlet pressure range
20 - 4000 mbar (2-400 kPa)
Minimum differential pressure
(ND)
20 mbar (2 kPa)
Minimum differential pressure
(MD)
80 mbar (8 kPa)
Minimum differential pressure
(HD/UHD)
250 mbar (25 kPa)
Materials
Body of the regulator:
Cast iron GGG 50
Actuator housing:
Steel sheet (UHD)/aluminium
Membranes:
NBR
Ambient temperature
-20 °C to +60 °C
Relief valve
Optional. Can be activated with limited capacity
Technical data
SAV …
Device
Safety shut-off valve according to EN 14382, class A
Type of construction
DSDS
Reaction time
≤ 2s
Adjustment range for
shut-down W
du
10 - 3000 mbar (1-300 kPa)
Adjustment range for
overpressure W
do:
40 - 5000 mbar (4-500 kPa)
Materials
Actuator body:
Cast iron GGG 50 (GJS 400-18
on request
)
Actuator housing:
Aluminium
Diaphragms:
NBR