Single Acting Ball valve pneumatic Actuator with limit switch OEM
1, Structure is compact rack and pinion pneumatic actuators
2, Low friction ,long service life and the switching frequency is
up to 1000000 times
3, Used for angular stroke valves, ball valves, butterfly valves
and plug valves
4, Mounting flange in accordance to DIN/ISO5211,DIN3337,control
valve with NAMUR standard
5, High quality aluminum alloy, the surface hard anodized + Teflon
6, Through a variety of certificate : ATEX, CE, MD, CQC certificate
7, All products in the factory, are to undergo a rigorous testing,
each actuator are marked on the production code, easy
identification and tracking service
8, High-end products, excellent quality, complete certification
1, Indicator:In field visible indicator and standard socket in
accordance to VDI/VDE3845,NAMUR could be installed and export all
the accessories such as limit switch cabinet,electric localizer and
2, Pinion: The pinion is high-precision and integrative,made from
nickelled-alloy steel,full conform to the lastest standards of
ISO5211,DIN3337,NAMUR,The dimensions can be customized and the
stainless steel is available.
3, Actuator Body: The extruded cylinder body is made of high
quality aluminum alloy with fine machined socket and hard anodized
outer surface( anodisation would be provided at special occasion +
teflon coat)to prolong the service life and lower the coefficient
4, End caps: Die-casting aluminum powder polyester painted in
different colours,PTFE or Nickel plated.
5, Pistons: The twin rack pistons are made from Die-casting
aluminum treated with Hard anodized or made from
operation,reversing rotation by simply inverting the pistons.
6, Travel adjustment: The two independent extemal travel stop
adjustment bolts can adjust ±5° at both open and close directions
easily and precisely.
7, High performance springs: Preloaded coating springs are made
from the high quality material for resistant to corrosion and
longer service life,which can be demounted safely and conveniently
to satisfy different requirements of torque by changing quantity of
8, Bearings&Guides: Made from low friction,long-life compound
material,to avoid the direct contact between metals.The maintenance
and replacement are easy and convenient.
9, O-rings: NBR rubber O-rings provide trouble-free operation at
standard temperature ranges,for high and low temperature
applications Viton or Silicone.
10, Fasteners: All the fasteners are made of stainless steel to be
resistant to corrosion for a long time.
► Output torque of AT series pneumatic actuator with spring return