Pneumatic Actuator Bleed Valve 4V220-08

Accurate Electrical Electric Actuators are engineered for reliable and precise control of valves and industrial automation systems. Built with a compact design and durable materials, these actuators deliver consistent torque output and smooth operation in demanding environments. Suitable for on/off and modulating duty, our actuators are available in various torque ratings and mounting configurations, ensuring compatibility with different valve types. Key features include IP-rated enclosures, high-efficiency motors, and manual override options for safety. Ideal for HVAC, water treatment, oil & gas, and manufacturing applications.

Pneumatic valve actuator description:
14 types ( da 32- da 270 ).
Offering a broad range of pneumatic rack & pinion actuators.
The ports are namur standard for easy solenoid valve connection.
Iso 5211 dimensions on all sizes.
All internal and external surfaces are anodized for corrosion resistance.
Actuator have a regulation range from-4° to +4°.
Shaft bearings isolate the pinion gear from the housing and support the shaft for high cycle.
Actuator can be lifted on many styles of quarter-turn valve, including ball, butterfly and plug and dampers.

Pneumatic valve actuator operation:
Working pressure: 2.5 bar – 8 bar.
Working temputure:
Standard range: -20? - +80?.
Low temperature range: -40? - +80?(hnbr).
High temperature range: -20? - +150?(vition).
Factory lubricated for life under normal vorking.
Operating media – dry or lubricated air, non-corrosive and inert gas or light hydraulic oil.
Angle of rotation: 0° to -90°± 4°.

Pneumatic actuators are devices that convert the energy of compressed air or gas into a mechanical motion that regulates one or more final control elements.
Designation Value
Maximum operating pressure 16 bar
Maximum operating temperature (�°C) 120�°C
Cylinder starts operating pressure 1 bar
Cylinder completely opening pressure 3 bar
Bore 60 mm
Strokes 40 mm
Operating load 630 N
Precompression load 300 N

Actuator Model AT pneumatic actuator
Actuator Material Aluminium Alloy
Action double- acting, single acting normally closed, single acting normally open
Rotary Angle: 90
Output Torque : 6.2NM-4944NM
Cylinder  Size 32mm-270mm
Air Pressure 4~8bar
Working Temperature -20C~+80C
Standard GB/ISO/DIN

Full conformance to the latest specification:iso5211, din3337, vd/vde3845and namur.
The extruding high intensity aluminum body possess a honed internal surface coated with hone anode oxygenation for long life, low coefficient of friction and swift performance.
Excellent, compact and modernized construction along with multi-specifications make the selection both economic and beneficial.
All acting surfaces adopt high quality bearings, resulting in low friction, high cycle life and no noise.
The two independent external travel stop adjustment bolts can easily and precisely adjust both open and close directions.
Same outline actuator have the functional modes of double acting and spring, and the spring return has the normal-open and normal-close styles.
Multi-function position indicator with numer is convenient for mounting accessories.
Pre-compressed load spring is convenient for safe mounting and teardown procedures.
Die-casting aluminum pistons and end caps have high intensity and light weight.
Different o-rings materials are available for high and low temperature.
According to different demands we can offer multi-travel rotations (e.G. ) and three
Position actuators.
Solenoid valves are easily mounted without any connecting plank.

HIC Series pneumatic actuator
Design
HIC Series pneumatic actuators incorporate latest mechanical technology, materials available and our patented technology, through designing, developing, testing and engineering application, we have obtained a high grade product with the characteristics of reliability, high performance, long cycle life, large adjustment, and highest levels of corrosion protection, wide selection of model with easy and economy.

Structure
1. Indicator
Position indicator with NAMUR is convenient for mounting accessories such as limit switch box, positioner and so on.
2. Pinion
The pinion is high-precision and integrative, made from nickel alloy steel, full conform to the latest standards of ISO5211, DIN3337, NAMUR. The dimensions can be customized and the stainless steel is available.
3. Actuator body
According to the different requirements, the extruded aluminum alloy ASTM6005 body can be treated with hard anodized, powder polyester painted (different colors is available such as blue, orange, yellow etc.) or PTFE or nickel plated.
4. End caps
Die-casting aluminum powder polyester painted in different colors, PTFE or nickel plated.
5. Pistons
The twin rack pistons are made from die-casting aluminum treated with hard anodized or made from cast steel with galvanization .Symmetric mounting position, long cycle life and fast operation, reversing rotation by simply inverting the pistons.
6. Travel adjustment
External stroke adjustment screw can adjust í+4ípat the position of 90íp.
7. High performance springs
Preloaded coating springs are made from the high quality material for resistant to corrosion and longer cycle life, which can be demounted safely and conveniently to satisfy different requirements of torque by changing quantity of springs.
8. Bearings & guides
Made from low friction, long-life compound material, 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, viton or silicone is used.
Features
í± Extruded aluminum ASTM6005 body with both internal and external corrosion protection having honed cylinder surface for longer life and low coefficient of friction.
í±Dual piston rack and pinion design for compact construction, symmetric mounting position, high-cycle life and fast operation, reverse rotation can be accomplished in the field by simply inverting the pistons.
í±Multiple bearings and guides on racks and pistons, low friction, high cycle life and prevent shaft blowout.
í±Modular preloaded spring cartridge design, with coated spring for simple versatile range, greater safely and corrosion resistance, longer cycle life.
í±Die-casting teeth on piston and pinion for accurate low backlash make rack and pinion engagement with maximum efficiency, having long term corrosion resistance with stainless steel fasteners.
í±Full conformance to the latest specifications:ISO5211, DIN3337 and NAMUR or product interchangeability and easy mounting of solenoids, limit switches and other accessories.

Extruded aluminum astm6005 body with bath internal and external corrosion protection having honed cylinder surface for longer life and low coefficient of friction.
Dual piston rack and pinion design for compact construction, symmetric mounting position, high-cycle fife and fast operation, reverse rotation can be accomplished in the field by simply inverting the pistons.
Multiple bearings and guides on racks and pistons, low friction, high cycle life and prevent shaft blowout.
Modular preloaded spring cartridge design, with coatedspring for simple versatile range, greater safely and corrosion resistance, longer cycle life.
Fully machined teeth on piston and pinion for accurate low backlash rack and pinion engagement, maximum efficlency. Stalnless steel fasteners for long term corroslon resistance
Full conformance to the latest specifications: is05211, din 3337 and namur or product inter changeahility and easy mounting of solenoids, limit switches and other aocessodes.

Linear Actuator Features & Specialities
Double Acting, Single Acting
Compact and Rigid Light weight construction
Torque Range - 10 Nm to 30,000 Nm
Supply Pressure - 4.5 Bar to 9 Bar
Certifications - CE, ATex, SIL2
With Position Indicator
DIN / ISO Mounting as standard
Quick Operation - Best suitable for quick motion requirements and other applications
Maintenance free
Easy spares availability

Rotary Actuator Features & Specialities
Double Acting, Single Acting, 180 Deg and Quarter Turn actuators
Compact and Rigid Light weight construction
Torque Range - 10 Nm to 20,000 Nm
Supply Pressure - 4.5 Bar to 9 Bar
Certifications - CE, ATex, SIL2
Optional - Manual Over ride, Positioner, Limit switch, 180 Deg Rotation, etc.
With Position Indicator
DIN / ISO Mounting as standard
Single Moving internal part, efficient torque transmission with minimum torque loss
Quick Operation - Best suitable for emergency shutdown valves and other applications
Maintenance free
Easy spares availability
ONE-to-ONE fitting, no mounting brackets or fabricated attachments required