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MC • Edition 2022.08 • No
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6. Features
6.1. Technical data
Technical data
SAV …
Device
Safety shutoff valve / slam-shut valve in compliance with EN14382, class A
Type
IS
(FRM 100...) / DS (FRM 250...)
Response time
≤ 2s
Adjustment range
below W
du
35 - 3 000 mbar (3,5 - 3 00 kPa) / 14 - 1 205 "W.C. (0.5 - 43.5 PSI)
Adjustment range
above W
do
180 - 5 000 mbar (18 - 500 kPa) / 72 - 2 007 "W.C. (2.6 - 72.5 PSI)
Materials
Main body housing:
cast iron GJS 400-15
Diaphragm housing:
Aluminium
Diaphragms:
NBR
Technical data
FRM …
Device
Spring-loaded medium pressure regulator according to EN 334
Type
IS
(FRM 100...) / DS (FRM 250...)
Type of gas
Family 1+2+3 (e.g. manufactured gas (town gas), commercial grade natural gas
and commercial grade LPG gases in the vaporized phase).
Nominal diameters
Flange
Connecting flanges PN 25 according to EN 1092-1 or ANSI Class 150 per B16.5
DN
65 80
NPS 2.5" 3"
Admissible pressure load
FRM 250... 25 bar (2 500 kPa / 360 PSI )* / FRM 100... 10 bar (1 000 kPa / 145 PSI)
Max. inlet pressure
FRM 250... 25 bar (2 500 kPa / 360 PSI )* / FRM 100... 10 bar (1 000 kPa / 145 PSI)
Outlet pressure range
90-4 000 mbar (9 - 400 kPa) / 12 to 1 600 "W.C. (0.4 - 58 PSI)
Minimum inlet pressure for
MD version
440 mbar (44 kPa) / 170 "W.C. (6.4 PSI)
Minimum inlet pressure for
HD version
900 mbar (90 kPa) / 360 "W.C. (13 PSI)
Minimum inlet pressure for
UHD version
1 500 mbar (150 kPa) / 602 "W.C. (22 PSI)
Materials
Main body housing:
cast iron GJS 400-15
Diaphragm housing:
steel
Diaphragms:
NBR
Ambient temperature
-20 °C to + 60 °C / -4 °F to + 140 °F
*19 bar (1 900 kPa / 275 PSI) with ANSI 150 flanges
