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SUN HYDRAULICS
DMDMTRV


$127.08 USD
  • SUN HYDRAULICS
  • Material:DMDMTRV
  • Model:DMDM-TRV
  • Summary:Cartridge

Quantity in stock: 0

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***Disclaimer: The following summary contains information gathered from various sources such as product descriptions, technical specifications and catalogs. While efforts have been made to provide accurate details, inaccuracies may occur. It is advised to verify all information by contacting Sun Hydraulics directly.***
The Sun Hydraulics DMDMTRV (DMDMTRV) is a manually operated, 2-position, 3-way directional cartridge valve that effectively controls the direction of flow in hydraulic circuits. Designed for intermittent infrequent use, this direct-acting, balanced spool valve is particularly suitable for manual override applications. The valve features Sun's TwistLock manual override mechanism which ensures reliable operation under various conditions. The DMDMTRV valve offers multiple control options to suit different operational needs. The momentary-twist control option (T) allows for temporary shifting by twisting the knob clockwise; upon release, the valve automatically returns to its original position. For more sustained operation without continuous manual pressure, the detent-lock control option (L) can be engaged by twisting the knob counterclockwise, locking the valve in a shifted position until manually reset. Additionally, the dual-operation control option (D) combines both functionalities, providing flexibility in application. This cartridge has a mechanical life expectancy of around 7,000 cycles and operates with a maximum flow capacity of 12 gpm (45 L/min) and an operating pressure up to 5000 psi (350 bar). The design minimizes potential internal binding due to installation torque or machining variations thanks to Sun's floating style construction. Key specifications include an operating torque of 10 lbf\u00b7in (1.2 Nm), a hex size of 7/8 in (22.2 mm), and recommended installation torque between 30 - 35 lbf\u00b7ft (41 - 47 Nm). It uses Viton seals for enhanced durability and performance under varying environmental conditions. Overall, the Sun Hydraulics DMDMTRV valve is engineered for reliability and precise control in manual hydraulic system operations where temporary or occasional adjustment of flow direction is necessary.

This manually operated, 2-position, 3-way directional cartridge is a direct-acting, balanced spool valve used to control the direction of flow in a hydraulic circuit. Manual operation is achieved via Sun's Twist/Lock manual override mechanism and is designed for intermittent (infrequent) use only.

  • This valve is designed for intermittent use such as a manual override. The manual control assembly has a mechanical life expectancy of approximately 7,000 cycles.
  • The momentary/twist control option "T" allows the operator to momentarily shift the valve by twisting the knob clockwise and releasing. Once released, the valve returns to its normal position.
  • The detent/lock control option "L" allows the operator to shift the valve into a mechanically detented position by twisting the knob counter-clockwise. This detented position will be maintained until the operator twists the knob clockwise and allows the valve to return to its normal position. Please note that the detented position is not intended for load holding applications but for temporary shifting only.
  • The dual-operation control option "D" allows the operator to either shift the valve momentarily by twisting the knob clockwise or shift it into a mechanically detented postion by twisting counter-clockwise. Please note that the detented position is not intended for load holding applications but for temporary shifting only.
  • The control on this valve is meant to be operated by a person's hand. The control should not be modified, for instance fastening a lever to the knob. Under no circumstances should the control be operated by other mechanical devices.
  • Incorporates the Sun floating style construction to minimize the possibility of internal parts binding due to excessive installation torque and/or cavity/cartridge machining variations.

Cavity T-11A
Series 1
Capacity 12 gpm45 L/min.
Maximum Operating Pressure 5000 psi350 bar
Maximum Valve Leakage at 110 SUS (24 cSt) 5 in³/min.@3000 psi80 cc/min.@210 bar
Operating Torque 10 lbf in.1,2 Nm
Valve Hex Size 7/8 in.22,2 mm
Valve Installation Torque 30 - 35 lbf ft41 - 47 Nm
Seal kit - Cartridge Viton: 990-411-006

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