Dungs FRM-NOC 100025 HD, Instruction Manual, Page: 7 / 76

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MC • Edition 2022.08 • No
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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 DS (differential range)
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 25 40 50
NPS 1" 1.5" 2"
Nominal diameters
Thread
Connecting thread in accordance (ISO7/1) or NPT (B1.20.1)
Rp 1" 1.5" 2"
NPT 1" 1.5" 2"
Permissible pressure load 10 bar (1 000 kPa / 145 PSI)
Max. inlet pressure 10 bar (1 000 kPa / 145 PSI)
Outlet pressure range 20 - 4 000 mbar (2 - 400 kPa) / 8 - 1 600 "W.C. (0.3 - 58 PSI)
Minimum inlet pressure
(ND)
40 mbar (4 kPa) / 16 "W.C. (0.6 PSI)
Minimum inlet pressure
(MD)
160 mbar (16 kPa) / 64 "W.C. (2.3 PSI)
Minimum inlet pressure
(HD)
550 mbar (55 kPa) / 220 "W.C. (8 PSI)
Minimum inlet pressure
(UHD)
1 250 mbar (125 kPa) / 502 "W.C. (18 PSI)
Materials Body of the regulator: Cast iron GJS 400-15
Actuator housing: Steel sheet (UHD)/aluminium
Membranes: NBR
Ambient temperature -20 °C to + 60 °C / -4 °F to + 140 °F
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 DS (differential range)
Reaction time ≤ 2s
Adjustment range for
shut-down W
du
10 - 3 000 mbar (1 - 300 kPa) / 4 - 1 200 "W.C. (0.15 - 43 PSI)
Adjustment range for
overpressure W
do:
40 - 5 000 mbar (4 - 500 kPa) / 16 - 2 005 "W.C. (0.6 - 72 PSI)
Materials Actuator body: Cast iron GJS 400-15
Actuator housing: Aluminium
Diaphragms: NBR