Dungs FRM-NOC 100 Series User manual
MF … 76
MC • Edition 2022.08 • No. 279 663 Rev. -0
1 … 76
Instruction Manual
FRM-NOC
2. Warnings
Never carry out work as long as gas
pressure or voltage is applied. Avoid
naked ames. Please observe public
regulations.
The device must be protected from
vibrations and mechanical impacts.
All adjustments and settings should
only be performed in accordance
with the instruction manuals of the
connected machines.
The recognised occupational safety
rules and accident prevention
regulations must be observed and,
if necessary, personal protective
measures must be taken.
Connected line systems must be free
from dirt and contamination.
Hang this instruction manual in a clearly visible
place inside the installation room! Do not carry out
any work until you have read the safety instructions
of this instruction manual and are qualied to do so.
The device may only be operated
in compliance with the operating
conditions stated on the type plate.
Prior to assembly, the device must be
inspected for transport damage.
The device must not be used in areas
with increased seismic risk.
Protection from environmental
impacts and weather conditions
(corrosion, rain, snow, icing,
humidity (e.g. by condensation),
mould, UV radiation, harmful insects,
poisonous, corrosive solutions/liquids
(e.g. cutting and cooling uids), must
be guaranteed. Depending on the
installation site, it may be necessary
to take protective measures.
The device must not be exposed to
naked ames. Protection against
lightning strikes must be guaranteed.
2.1 General warnings
1 Target group
Explanation of the symbols
1, 2, 3,... = Act based on
the sequence
• = Instruction
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2.2 Designated use
•
•
• stndrd-
2.3 Risks in the case of misuse
•
• -
•
-
• -
•
•
•
•
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3. EU Declaration of conformity
Produkt / Product
Produit / Producto
FRM-NOC 100...
Medium Pressure Regulator 10 bar
Hersteller / Manufacturer
Fabricant / El Fabricante Karl Dungs GmbH & Co. KG
Karl-Dungs-Platz 1
73660 Urbach, Germany
EU-Baumuster-
prüfung (Baumuster) -
• EU-Druckgeräterichtlinie
2014/68/EU
-
-
-
-
-
EU-Type Exami-
nation (production type) and
meet the essential safety require-
• EU-Pressure Equipment
Directive “2014/68/EU”
In the event of an alteration of the
the relevant Union harmonisation
issued under the sole responsi-
un
examen UE de type (type de
fabrication)
• Directive européenne
relative aux appareils sous
pression 2014/68/UE
-
-
-
sido sometidos a un examen UE
de tipo (tipo de producción) y
• Directiva de equipos a
presión de la UE
2014/68/UE
-
-
-
Prüfgrundlage der EU-Baumusterprüfung (Baumuster)
Specied requirements of the EU-Type Examination(production type)
Base d‘essai de l‘examen UE de type (type de fabrication)
Requisitos especícos del examen UE de tipo (tipo de producción))
DIN EN 334
DIN EN 14382
Gültigkeitsdauer/Bescheinigung
Term of validity/attestation
Validité/certicat
Periodo de validez / Certicado
2024-09-12
CE-0085CP0256
Notizierte Stelle (EU Baumusterprüfung: Modul B)
Notied Body (EU type-examination: Module B)
Organisme notié (Examen de type de l‘UE: module B)
Organismo noticado (Examen tipo UE: Módulo B)
DVGW CERT GmbH
Überwachung des QM-Systems (Modul D)
Monitoring of the QM system (module D)
Contrôle de la gestion de l‘assurance qualité (module D)
Supervisión del sistema de calidad y seguridad módulo D)
TÜV SÜD Industrie Service GmbH
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MC • Edition 2022.08 • No. 279 663 Rev. -0
Product
FRM-NOC 100...
Medium Pressure Regulator 10 bar
Manufacturer Karl Dungs GmbH & Co. KG Karl-Dungs-Platz 1 D-73660 Urbach/Germany
Type Examination (production type) and meet the
• The Pressure Equipment Safety Regulations, UKSI 2016:1105 (as amended by UKSI 2019: 969)
Specied requirements of the Type Examination (production type) DIN EN 334
DIN EN 14382
Term of validity 2032-07-13
Approved Body 2016 No. 1105
TUV SUD BABT Unlimited
Monitoring of the QA system
3. Declaration of conformity
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4. Table of contents
1. Target group 1
2. Warnings 1
3. Declaration of conformity 3
4. Table of contents 5
5. Abbreviations 6
6. Features 7
11
7. Function 16
8. Dimensions 19
9. Assembly/installation 23
10. Function Saftey Shut o Valve (SAV and ASE) 27
11. Adjustment 28
dso
dsu
12. Commissioning, decomissioning and recomissioning of FRM-NOC or SAV 39
13. Faults and their causes 42
14. Maintenance 44
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5. Abbreviations
15. Spare parts 69
16. Tables of ow diagram 71
Abbreviation
Description
AGo
AGu
AC
ASE
KG
DN
Fail-open
DS
Class A -
MOP
pd
pd, abs.
puInlet pressure
pu, abs.
pdo
pdu
pmax
PN
PS
SAV
SBV
SG
SN
SZ
Tp.
Wds
Wdo
Wdu
Wdso
Wdsu
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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
Type of gas
Nominal diameters
Flange
Nominal diameters
Thread
Permissible pressure load
Max. inlet pressure
Outlet pressure range
Minimum inlet pressure
(ND)
Minimum inlet pressure
(MD)
Minimum inlet pressure
(HD)
Minimum inlet pressure
(UHD)
Materials
Ambient temperature
Relief valve
Technical data SAV …
Device
Type of construction
Reaction time
Adjustment range for
shut-down Wdu
Adjustment range for
overpressure Wdo:
Materials
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6.2 Nomenclature
Example
FRM-NOC 100025 ND / SAV ND 100 025 ND SAV ND
Type Medium pressure regulator
spring-loaded
Maximum operating pressure
MOP
Nominal diameter
Outlet pressure ranges
MD Medium pressure
Safety device
Cracking pressure ranges
MD Medium pressure
Type of thread/ange
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Type Connec-
tion
Ver-
sion
Ac-
curacy
class
*
[AC]
Closing
pressure
class*
[SG]
Outlet pressure
range
Wd
Monitoring depression
SAV
Monitoring overpressure
SAV
Wdu AG Wdo AG
MD
MD
MD
MD
MD
MD
MD
6.3 Adjustment ranges
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MC • Edition 2022.08 • No. 279 663 Rev. -0
**pdd
Type Connec-
tion
Ver-
sion
Ac-
curacy
class
*
[AC]
Closing
pressure
class*
[SG]
Outlet pressure
range
Wd
Monitoring depression
SAV
Monitoring overpressure
SAV
Wdu AG Wdo AG
MD
MD
MD
MD
MD
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6.4 Accuracy class / closing pressure class
-
-
min
pd
Qmin, pu1
Q
pu1
Qmin, pu2 Qmax, pu1 Qmax, pu2
pu2
pds
pds x (1-AC/100)
pds x (1+SG/100)
pds x (1+AC/100)
Abbrevia-
tion
Description
AC
pd
pu½ Inlet pressure
pds
SG
Qmin / pu u
Qmax / pu u -
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MC • Edition 2022.08 • No. 279 663 Rev. -0
Outlet pressure adjustment range Wds
Spring
colour
Item Nº Wire
∅
[mm]
∅
[mm]
Length
[mm]
Adjustment range
ND MD HD UHD
White
White 2
6
11
12
6.5 Selection of regulating spring
6.5.1 For FRM-NOC 10010 / 10015 / 100025
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6.5.2 For FRM-NOC 10020 / 100040 / 100050
Outlet pressure adjustment range Wds
Spring
colour
Item Nº Wire ∅
[mm]
∅
[mm]
Length
[mm]
Adjustment range
ND MD HD UHD
6
8
White
6
11
12
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MC • Edition 2022.08 • No. 279 663 Rev. -0
6.6 Selection of spring SAV
Specic adjustment range, underpressure Wdsu
Spring
colour
Order
number
Wire ∅
[mm]
Length
[mm]
∅
[mm]
Setpoint range
ND MD HD UHD
White
Specic adjustment range, overpressure Wdso
Spring
colour
Order
number
Wire ∅
[mm]
Length
[mm]
∅
[mm]
Setpoint range
ND MD HD UHD
White
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6.7 Type plate
85
53
Regulator
Abbrevia-
tion
Description
AGo
AGu
AC
KG
DN
Fail-open
DS
Class A
pd
puInlet pressure
PN
PS
SAV
SG
-20T60
SN
Wds
Wdo
Wdu
Wdso
Wdsu
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7. Function
-
-
Main components
A
B
C
DLever system
E
F
Depressurised state
B-
F.
C-
-
tem D
plate A
Steady State
FC
F
Bis equal to that of the
-
F D
A
-
F
-
FC
F
Bis equal to that of
-
FD
Ais then pulled
-
F
Inuence of changes in inlet pressure on outlet pressure
-
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17 … 76
A
B
C
D
E
A
B
C
D
E
F
Type UHD
F
Type HD
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MC • Edition 2022.08 • No. 279 663 Rev. -0
A
B
C
D
F
E
A
B
C
D
E
F
ND, MD for Rp 2", DN 40, DN 50ND, MD for Rp 1", Rp 1,5" and DN 25
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8. Dimensions
FRM-NOC...
F
A
C
D
E
B
G*
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Type Item Nº
pmax.
[bar/kPa/PSI]
DN Dimensions [mm] Weight
[kg/lbs]
Rp NPT ABCDE F G
61
61
61
61
Type Item Nº
pmax.
[bar/kPa/PSI]
DN Dimensions [mm] Weight
[kg/lbs]
DN NPS ABCDE F G
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