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TYPE 72.3 ROTARY PLUG VALVE

LONG DESIGN

For process engineering with high industrial requirements

Wide range of applications

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Technical Data

Version

Face-to-face dimensions
 
Size
Pressure rating
Type of end connection · Flange
Seat/plug seal
Seat factors
Flow direction
Characteristic
Rangeability
Temperature range
(different designs)
Leakage rate
 
 
 
 
 
Compliance
DIN EN 558 R 1, 15
 
DN 25 to 600
PN 10, 16, 25, 40
DIN EN 1092-1
 
Metal seal · Soft seal
F1 (100 %) · F0,6 (60 %) · F0,4 (40 %) · F0,25 (25 %)
Flow to close (FTC) · Flow to open (FTO)
Equal percentage or linear using a positioner · inherent
Up to 200:1
–196 to +500 °C
 
Metal seal:
IV acc. to DIN EN 60534-4 and ANSI/FCI 70-2

Soft seal:
VI acc. to DIN EN 60534-4 and ANSI/FCI 70-2
DIN EN 558 R15, 37, 38
ISA 75.08.01 up to DN 250
NPS 1 to 24
CL 150, 300
ANSI/ASME B16.5
 
Metal seal · Soft seal
F1 (100 %) · F0,6 (60 %) · F0,4 (40 %) · F0,25 (25 %)
Flow to close (FTC) · Flow to open (FTO)
Equal percentage or linear using a positioner · inherent
Up to 200:1
–321 to +932 °F
 
Metal seal:
IV acc. to DIN EN 60534-4 and ANSI/FCI 70-2

Soft seal:
VI acc. to DIN EN 60534-4 and ANSI/FCI 70-2

Sample Configurations

The rotary plug valve can be configured with pneumatic, electric or hydraulic actuators and can be equipped with various accessories.

Type 72.3-AT

With pneumatic double piston rotary actuator type AT, single or double acting

Type 72.3-R

With pneumatic rolling diaphragm actuator Type R, single acting

Type 72.3-MZ

With pneumatic diaphragm actuator Type MZ, single acting and gear box

Type 72.3-MD

With pneumatic diaphragm actuator Type MD, single acting

Type 72.3-MN

With pneumatic diaphragm actuator Type MD, single acting

Design Versions

Standard stuffing box

Stuffing box without O-rings; adjustable

TA-Luft/DIN EN ISO 15848

Stuffing box with O-rings: two dynamic and one static; not adjustable

Shaft seal

Bearing sealing with O-ring

Trunnion bearing seal

Bearing sealing with O-ring and closed bearing bushing

Type 72.3-IT2

Insulating section IT2

Insulating section for cryogenic media at temperatures from –100 to –196 °C

Type 72.3-IT1

Insulating section IT1

High and low temperature insulating section at temperatures of –40 to –100 °C and 350 to 500 °C

Type 72.3-DSB

Double stuffing box with or without test connection

Equivalent sealing system to bellows seal. For toxic, contaminant media.

Type 72.3-Heating jacket

Heating jacket · various designs (from size DN 80 / NPS 3)

For process media that remain liquid only above a certain temperature. A heat transfer medium guarantees the required temperature.

Type 72.3-Cleaning connections

Cleaning connections on plug, trunnion bearing, packing and/or shaft

For sticky and contaminated process media, media containing solids.