HTR Hydraulic Rotary Actuators The HTR Series are heavy duty hydraulic rack and pinion rotary actuators suitable for a wide variety of applications, including material handling and valve actuation, in industries as diverse as machine tools, primary metals, mining and oil field equipment.
Standard pressure: up to 210 bar
Standard rotational range of 90º, 180º and 360º
Options include port positions, cushioning, different seal types and mounting styles.
Special designs to customer specification
The HTR Series actuator incorporates many hydraulic and mechanical features that make this actuator suitable for high production applications. The Series actuators have been successfully employed in automotive plant production machinery; machine tool equipment; plastics and rubber processing machinery; basic metals production machinery and in material handling machinery.
Features:
Tapered Roller Bearings
Ductile Iron Housing
SAE Side Ports
Wear-Pak® Pistons and Seals
Chrome Alloy Steel Pinion and Rack Gears
Specifications:
Maximum Operating Pressure: 3000 psi(207 Bar) non-shock; except HTR22/45, 2000 psi(138 Bar) non-shock
Standard Rotations: 90°, 180°, 360°
Rotational Tolerance: -0°, +2°
Output Torques: 900 to 600,000 lb-in @ 3000 psi(204 Bar)
Maximum Breakaway Pressure: 70 psig(4.8 Bar)
Mounting Orientation: Unrestricted
Operating Temperature Range: -40 to 180°F(-40 to 82°C) Nitrile Seals; -20 to 250°F(-29 to 121°C) Fluorocarbon Seals
Principle: rotary actuator after helical gear switch prinziple
combined with a linear cylinder
Size: 40 bis 125 [mm]
Max. allowable operating pressure: 160 [bar], higher on request
Torque: till 2.050 [Nm], higher on request
Angle of rotation: 90°, 180°, 270°, 360°, and any intermediate angle, even above 360°
Stroke: 0 to 1200 [mm], higher on request
Temperature range: -25°C to 70°C
Options: end cushioning, longe-range adjustable end stop, control switch assembly, locating pin, etc..
Special on request.
