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AS 6065 Heavy-Duty Long Stroke Tubular Solenoid Valve for Construction Machinery

The AS 6065 Heavy-Duty High Power Long Stroke Tubular Solenoid Valve is purpose-built for the tough environments of construction and off-highway equipment. This powerful actuator provides impressive linear force across a long stroke, perfectly suited for directly controlling larger hydraulic valves or managing heavy pneumatic cylinders. Think excavator attachments, grader blades, and loader controls. Its sealed, reinforced tubular design ensures it can handle the extreme vibration, shock, dust, and moisture typically found on the job.
Available in standard DC voltages of 12V or 24V, this solenoid is designed to fit right into a vehicle’s electrical setup. The AS 6065 delivers the dependable power needed for essential machine operations, guaranteeing steady performance even when failure isn’t an option. It’s the go-to choice for original equipment manufacturers and hydraulic system integrators who need a robust and potent linear solenoid.

Product Video

Product Specification

Brand AstSolenoid Model Number AS 6065
Rated Voltage (V) DC 60V Rated Power(W) 60 W
Work Model Push-PullType Holding Force (N)  60 N
Stroke(mm) Customized Reset Time(s) 1 S
Service Life 500 Thousand Times Certification CE,ROHS,ISO9001,
Material Iron Lead Wire Length(mm) 200
Install Style screw Tolerance of Dimension  +/-  0.1 MM
Water-proof  None Insulation Class B
Hi-Pot Test AC 600V 50/60Hz 2s Non-excitation Holding Force 0
Working Temperature -10°C-100°C Duty Cycle 1-100%
Thread Depth(mm) / Payment Term TT, or LC At Sight
Sample Order Yes Warranty 1 Year
MOQ 1000 PCS Supply Ability 5000 pcs per Week
Delivery Time 30 Days Port of Loading shenzhen

Product Description

Working Principle & Structure

Working Principle:

The AS 6065 functions as an electromechanical actuator. Upon the application of direct current voltage to its coil, a substantial magnetic field is produced. This magnetic field subsequently draws a ferromagnetic plunger, the moving core, linearly into the coil’s center, overcoming a spring’s resistance. The plunger’s shaft then transmits this “stroke” motion, thereby actuating an external mechanism, which is generally the spool of a larger hydraulic control valve. Conversely, when the actuator is de-energized, the spring mechanism returns the plunger to its initial position. The “long stroke” design facilitates a greater mechanical displacement, thereby enabling the control of valves that require higher pilot pressure or exhibit greater spool travel.

Product Structure:

The housing comprises a robust, sealed tubular steel or stainless steel body, frequently featuring IP65/IP67-rated protection against both dust and water intrusion.Coil: Features high-temperature, Class F or H insulated copper windings. These are potted to withstand vibration and moisture.

Plunger/Core: Constructed from high-grade magnetic steel, precision-machined to ensure smooth, dependable operation across extended strokes.

Spring: A robust return spring is included, engineered for consistent resetting and a long operational lifespan.

Electrical Connection: The unit offers an environmentally sealed connector (such as DIN 43650 Form A or a comparable type) or sturdy flying leads with a gland.

Mounting: It utilizes a standardized interface (for example, NFPA/DIN mount) for direct attachment to compatible hydraulic valve banks.

Applications

Construction Machinery: This is used for direct pilot operation of control valves in excavator booms and attachments, bulldozer blades, backhoe loaders, and crane outriggers.

Agricultural Equipment: It controls hydraulic functions on tractors (including the 3-point hitch and PTO engagement), combines, and balers.

Material Handling: These valves are used to control the hydraulics on forklifts, log grapples, and heavy-duty conveyor diverters.

Mobile Hydraulics: They’re found in refuse trucks, aerial work platforms (cherry pickers), and salt spreaders.

Industrial Automation: These valves are ideal for large pneumatic presses, clamping systems, or any application that needs high force over a long distance, especially in tough conditions.

FAQ

Q1: What voltages does the AS 6065 solenoid valve come in?
A: The AS 6065 is usually available in standard DC voltages that work with mobile equipment. The most common are 12V DC and 24V DC. Check the product datasheet to confirm the exact voltage and coil resistance for your needs.

Q2: Can this valve be used outdoors and in wet conditions?
Yes, the AS 6065 is designed for heavy-duty applications. It usually boasts a high Ingress Protection (IP) rating, like IP65 or IP67. This means it’s impervious to dust and can withstand powerful water jets or temporary submersion. Consequently, it’s well-suited for construction and agricultural equipment.

Q3: Can the AS 6065 directly operate a high-flow hydraulic cylinder?
A: Generally, no. The AS 6065 functions as a pilot-stage valve. It generates the force needed to move the spool of a larger, primary hydraulic valve—a directional control valve—which then regulates the substantial fluid flow to the cylinder. This two-stage control system is common in heavy machinery.

A long-stroke design offers the advantage of enabling the solenoid to actuate the pilot spool of a larger valve over a more extensive range of motion. This characteristic is essential for effectively managing elevated hydraulic pilot pressures or for interfacing with valves that necessitate a more significant travel distance to achieve full actuation, thereby guaranteeing dependable and complete operation.

To safeguard the solenoid coil from electrical damage within a vehicle system, it is imperative to account for the presence of voltage spikes inherent in vehicle electrical systems. The implementation of a protected driver circuit is essential. This circuit should incorporate a flyback diode positioned across the coil to mitigate voltage spikes during deactivation, and potentially a varistor for supplementary transient protection. Direct connection to an unprotected switch or relay can precipitate premature coil failure.

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