Dungs FRM 100025 HD, Instruction Manual, Page: 114 / 174

6 …64
Edition 10.15 • No
. 270 442
6.3 Adjustment range
Type Connec-
tion
Ver -
sion
Accuracy
class* [AC]
Lock-up pres-
sure
class* [SG]
Outlet pressure
range W
d
Lower switching point
SSD
Upper switching point SSD
W
du
AG W
do
AG
FRM 100025 ND DN 25 ND AC 10 SG 20 30-100 mbar
FRM 100025 MD DN 25 MD AC 5/10** SG 20 90-420 mbar
FRM 100025 HD DN 25 HD AC 5 SG 10 400-1500 mbar
FRM 100025 ND / SSD ND DN 25 ND AC 10 SG 20 30-100 mbar 10-115 mbar AG 10 40-240 mbar AG 10
FRM 100025 MD / SSD MD DN 25 MD AC 5/10** SG 20 90-420 mbar 35-400 mbar AG 10 180-800 mbar AG 10
FRM 100025 HD / SSD HD DN 25 HD AC 5 SG 10 400-1500 mbar 150-2500 mbar AG 5 500-4000 mbar AG 5
FRM 100040 ND DN 40 ND AC 10 SG 20 30-100 mbar
FRM 100040 MD DN 40 MD AC 5/10** SG 20 90-420 mbar
FRM 100040 HD DN 40 HD AC 5 SG 10 400-1500 mbar
FRM 100040 ND / SSD ND DN 40 ND AC 10 SG 20 30-100 mbar 10-115 mbar AG 10 40-240 mbar AG 10
FRM 100040 MD / SSD MD DN 40 MD AC 5/10** SG 20 90-420 mbar 35-400 mbar AG 10 180-800 mbar AG 10
FRM 100040 HD / SSD HD DN 40 HD AC 5 SG 10 400-1500 mbar 150-2500 mbar AG 5 500-4000 mbar AG 5
FRM 100050 ND DN 50 ND AC 10 SG 20 30-100 mbar
FRM 100050 MD DN 50 MD AC 5/10** SG 20 90-420 mbar
FRM 100050 HD DN 50 HD AC 5 SG 10 400-1500 mbar
FRM 100050 ND / SSD ND DN 50 ND AC 10 SG 20 30-100 mbar 10-115 mbar AG 10 40-240 mbar AG 10
FRM 100050 MD / SSD MD DN 50 MD AC 5/10** SG 20 90-420 mbar 35-400 mbar AG 10 180-800 mbar AG 10
FRM 100050 HD / SSD HD DN 50 HD AC 5 SG 10 400-1500 mbar 150-2500 mbar AG 5 500-4000 mbar AG 5
6.2 Nomenclature
Example FRM 100025 ND / SSD ND FRM 100 025 ND SSD ND
Type Spring-loaded medium pressure regulator
MOP 100 … 10,000 mbar
Nominal diameter DN 25 025
DN 40 040
DN 50 050
Pressure range, outlet pressure ND Low pressure
MD Medium pressure
HD High pressure
Safety device SSD Integrated safety shutoff valve
Pressure range, triggering pressure ND Low pressure
MD Medium pressure
HD High pressure
*Accuracy class / lock-up pressure class according to EN 334
**p
d
= 80-180 mbar: AC 10
p
d
= 180-420 mbar: AC 5