SUN HYDRAULICS
DMDAMPN548
$200.45 USD
- SUN HYDRAULICS
- Material:DMDAMPN548
- Model:DMDA-MPN@548
- Summary:Cartridge
Quantity in stock: 0
***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 DMDAMPN548 (DMDAMPN548) is a high-performance solenoid-operated 3-way, 2-position cartridge valve designed for robust industrial applications requiring precise directional control of hydraulic fluids. This direct-acting, balanced spool valve is notable for its ability to operate without minimum hydraulic pressure, enhancing its versatility across various hydraulic systems. The DMDAMPN548 features a solenoid tube assembly that is fatigue rated for up to 5000 psi (350 bar), making it suitable for high-pressure applications. It offers a maximum flow capacity of 12 gpm (45 L/min) and can handle a maximum operating pressure of 5000 psi (350 bar). The response time is typically around 50 ms, ensuring quick and efficient operations. A distinctive aspect of this model is its closed transition spools (Spools B and R), which do not allow flow in the transition between positions, thereby providing faster and more consistent response times ideal for pilot control applications where capacity is less critical. Additionally, the valve incorporates Sun\u2019s floating style construction which minimizes internal parts binding\u2014a common issue in valves due to excessive installation torque or machining variations. For configurations requiring chemical resistance, cartridges equipped with EPDM seals are recommended specifically for systems using phosphate ester fluids; however, these should not be exposed to petroleum-based fluids as they can degrade the seals. The manual override feature present in models with D, L, or T control is designed for temporary actuation with a mechanical life expectancy of around 7,000 cycles. Overall, the Sun Hydraulics DMDAMPN548 offers reliable performance with interchangeable coils compatible with other Sun Series 1 solenoid products, enhancing both flexibility and ease of use in integrating this valve into various hydraulic circuits.
The Sun Hydraulics DMDAMPN548 (DMDAMPN548) is a high-performance solenoid-operated 3-way, 2-position cartridge valve designed for robust industrial applications requiring precise directional control of hydraulic fluids. This direct-acting, balanced spool valve is notable for its ability to operate without minimum hydraulic pressure, enhancing its versatility across various hydraulic systems. The DMDAMPN548 features a solenoid tube assembly that is fatigue rated for up to 5000 psi (350 bar), making it suitable for high-pressure applications. It offers a maximum flow capacity of 12 gpm (45 L/min) and can handle a maximum operating pressure of 5000 psi (350 bar). The response time is typically around 50 ms, ensuring quick and efficient operations. A distinctive aspect of this model is its closed transition spools (Spools B and R), which do not allow flow in the transition between positions, thereby providing faster and more consistent response times ideal for pilot control applications where capacity is less critical. Additionally, the valve incorporates Sun\u2019s floating style construction which minimizes internal parts binding\u2014a common issue in valves due to excessive installation torque or machining variations. For configurations requiring chemical resistance, cartridges equipped with EPDM seals are recommended specifically for systems using phosphate ester fluids; however, these should not be exposed to petroleum-based fluids as they can degrade the seals. The manual override feature present in models with D, L, or T control is designed for temporary actuation with a mechanical life expectancy of around 7,000 cycles. Overall, the Sun Hydraulics DMDAMPN548 offers reliable performance with interchangeable coils compatible with other Sun Series 1 solenoid products, enhancing both flexibility and ease of use in integrating this valve into various hydraulic circuits.
This solenoid-operated 3-way, 2-position cartridge is a direct-acting, balanced spool directional valve.
- The solenoid tube assembly is fatigue rated for 5000 psi (350 bar) service.
- Spools B and R are closed in the transition between their two positions. This results in a higher performance limit at the expense of lower capacity. When used as pilot controls, where capacity is not a factor, the closed transition will provide faster and more consistent response times.
- This valve is direct actuated and requires no minimum hydraulic pressure for operation.
- On models equipped with the D or L control, the detent mechanism in the manual override is meant for temporary actuation. The D, L and T manual control assembly has a mechanical life expectancy of approximately 7,000 cycles.
- Cartridges configured with EPDM seals are for use in systems with phosphate ester fluids. Exposure to petroleum based fluids, greases and lubricants will damage the seals.
- This valve utilizes a wet armature design. This means that the working fluid surrounds the armature and is exposed to the heat generated by the coil. This can be a factor if the coil is energized for long periods of time. Some fluids, notably water/glycol mixtures, break down at these temperatures over time and form varnishes that will affect the function of the cartridge.
- Coils are interchangeable with other Sun Series 1 solenoid products and can be mounted on the tube in either direction.
- 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 |
| Response Time - Typical | 50 ms50 ms |
| Maximum Valve Leakage at 110 SUS (24 cSt) | 5 in³/min.@3000 psi80 cc/min.@210 bar |
| Switching Frequency | 15000 cycles/hr15000 cycles/hr |
| Manual Override Force Requirement | 5 lbs/1000 psi @ Port 133 N/100 bar @ Port 1 |
| Manual Override Stroke | .10 in.2,5 mm |
| Solenoid Tube Diameter | .75 in.19 mm |
| Valve Hex Size | 7/8 in.22,2 mm |
| Valve Installation Torque | 30 - 35 lbf ft41 - 47 Nm |
| Model Weight | .60 lb0,30 kg |
| Seal kit - Cartridge | Viton: 990-411-006 |
| Seal and nut kit - Coil | Viton: 990-770-006Viton: 990-770-006 |
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