PV 6221, PV 6221 RTK, PV 6221 Regeltechnik Kornwestheim-Vietnam, Đại lý Regeltechnik Kornwestheim-Vietnam

RTK Vietnam

Type PV 6411 Actuator
RTK Pneumatic control valve
two-way design
nominal diameter DN 100, pressure rating PN 25
body made of Nodular graphite cast iron EN-GJS400-18-LT
flanges with flat face acc. to DIN 2526 form C
spindle packing: chevron rings PTFE/graphite
characteristic line / flow direction: Equal percentage / FTO
parabolic cone, soft seated
Kvs-value = 148 m³/h, stroke 50 mm
seat diameter 100 mm
surface treatment with zinc dust primary coat
max. allowed pressure according to DIN EN 1092
max. allowed temperature TS 200 °C
Pneumatic actuator - type ST6175.B6-7D
air supply max. 6 barg
diaphragm area 1000 cm²
spring range 1.6..4.7 bar / max. stroke 60 mm
safety position: spring to close
accessories:
- Electro-pneumatic (I/P) positioner SR-1000L
input signal : 4 to 20 mA,
valve close at 4 mA.
- airfilter regulator with pressure gauge 10 bar, 1/4 NPT
mounted on positioner
The actuator has a max shut-off pressure of 20 bar.
Manual handwheel is not available for this actuator
Size DN100 – without manual handwheel
Sizing result: RTKcalc_QTV0830/2021. Pos 1

RTK Vietnam

Type PV 6311 Actuator
RTK Pneumatic control valve
two-way design nominal diameter DN 50, pressure rating PN 25
body made of Nodular graphite cast iron EN-GJS400-18-LT
flanges with flat face acc. to DIN 2526 form C
spindle packing: chevron rings PTFE/graphite
characteristic line / flow direction: Equal percentage / FTO
parabolic cone, soft seated
Kvs-value = 148 m³/h, stroke 50 mm
seat diameter 100 mm
surface treatment with zinc dust primary coat
max. allowed pressure according to DIN EN 1092
max. allowed temperature TS 200 °C
Pneumatic actuator - type ST6160.A6-6G
air supply max. 6 barg
diaphragm area 530 cm²
spring range 0.8..2.8 bar / max. stroke 40 mm
safety position: spring to close
accessories:
- Electro-pneumatic (I/P) positioner SR-1000L
input signal : 4 to 20 mA,
valve close at 4 mA.
- airfilter regulator with pressure gauge 10 bar, 1/4 NPT
mounted on positioner
The actuator has a max shut-off pressure of 20 bar.
Size DN 50 – option with manual handwheel
Sizing result: RTKcalc_QTV0830/2021. Pos 1.1