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DBAFS

3-way directional valve from Sun Hydraulics

Description

This solenoid-operated 3-way, 2-position cartridge is a direct-acting, balanced spool pilot valve used to pilot other full-flow valves. The valve is normally open between port 1 and port 2 or port 1 and port 3 and all flow paths are bidirectional.

This valve is designed to be used with 740 and 747 Series coils.

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  • The soft shift cartridge is interchangeable with the standard cartridge, however, the performance limits are lower.
  • The soft shift feature can reduce shock due to valve actuation but should not be counted upon in applications where timing is critical. If you need accurate ramping or timing control, consider Sun’s electro-proportional valves.
  • The soft shift feature results in an increase in response time over Sun’s standard solenoid. Response time is dependent on flow, pressure, coil voltage, oil viscosity and ambient temperature.
  • For consistent soft shift performance, port 1 should be at a positive pressure.
  • The solenoid tube assembly is fatigue rated for 5000 psi (350 bar) service.
  • This valve is direct actuated and requires no minimum hydraulic pressure for operation.
  • Valves exhibit extremely low leakage rates; less than 10 drops/min. @ 5000 psi (0,7 cc/min @ 350 bar).
  • All configurations of this valve include zinc-nickel plating as standard for 1000-hour salt fog protection.
  • Coil connector options offer ratings up to IP69K. See individual coil product pages for details.
  • This cartridge utilizes 740 Series low-power and high-power coils, and 747 Series hazardous location coils for both Normally Open and Normally Closed configurations.
  • A FULL DATA SHEET is available for this model using the link at the top of the page.
  • 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.
  • A wide variety of coil termination and voltage options are available, with and without surge protection. See the CONFIGURATION section.
  • Coils 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.

Technical Data

Note: Data may vary by configuration. See CONFIGURATION section.

Cavity T-9A
Series P
Capacity .25 gpm
Capacity (metric) 1 L/min.
Maximum Operating Pressure 5000 psi
Maximum Operating Pressure (metric) 350 bar
Maximum Valve Leakage at 110 SUS (24 cSt) 10 drops/min.@5000 psi
Maximum Valve Leakage at 110 SUS (24 cSt) (metric) 0,7 cc/min.@350 bar
Manual Override Force Requirement 10 lbs/1000 psi @ Port 1
Manual Override Force Requirement (metric) 66 N/100 bar @ Port 1
Manual Override Stroke .10 in.
Manual Override Stroke (metric) 2,5 mm
Solenoid Tube Diameter .63 in.
Solenoid Tube Diameter (metric) 16 mm
Valve Hex Size 7/8 in.
Valve Hex Size (metric) 22,2 mm
Valve Installation Torque 20 – 25 lbf ft
Valve Installation Torque (metric) 27 – 33 Nm
Seal kit – Cartridge Viton: 990009006
Model Weight 0.45 lb.
Model Weight (metric) 0.20 kg.

Configuration Options

Poppet Configuration

C Normally Closed
H Normally Open

Seal Material

N Buna-N
V Viton
E EPDM

Coil

211 DIN 43650-Form A, 115 VAC
211L DIN 43650-Form A, 115 VAC, low power
212 DIN 43650-Form A, 12 VDC
212D DIN 43650-Form A, 12 VDC, with transient voltage suppression (TVS) diodes
212L DIN 43650-Form A, 12 VDC, low power
212LD DIN 43650-Form A, 12 VDC, low power with transient voltage suppression (TVS) diodes
214 DIN 43650-Form A, 14 VDC
214D DIN 43650-Form A, 14 VDC, with transient voltage suppression (TVS) diodes
214L DIN 43650-Form A, 14 VDC, low power
214LD DIN 43650-Form A, 14 VDC, low power with transient voltage suppression (TVS) diodes
223 DIN 43650-Form A, 230 VAC
223L DIN 43650-Form A, 230 VAC, low power
224 DIN 43650-Form A, 24 VDC
224D DIN 43650-Form A, 24 VDC, with transient voltage suppression (TVS) diodes
224L DIN 43650-Form A, 24 VDC, low power
224LD DIN 43650-Form A, 24 VDC, low power with transient voltage suppression (TVS) diodes
228 DIN 43650-Form A, 28 VDC
228D DIN 43650-Form A, 28 VDC, with transient voltage suppression (TVS) diodes
228L DIN 43650-Form A, 28 VDC, low power
228LD DIN 43650-Form A, 28 VDC, low power with transient voltage suppression (TVS) diodes
612 AMP Junior Timer, 12 VDC
612D AMP Junior Timer, 12 VDC, with transient voltage suppression (TVS) diodes
612L AMP Junior Timer, 12 VDC, low power
612LD AMP Junior Timer, 12 VDC, low power with transient voltage suppression (TVS) diodes
614 AMP Junior Timer, 14 VDC
614D AMP Junior Timer, 14 VDC, with transient voltage suppression (TVS) diodes
614L AMP Junior Timer, 14 VDC, low power
614LD AMP Junior Timer, 14 VDC, low power with transient voltage suppression (TVS) diodes
624 AMP Junior Timer, 24 VDC
624D AMP Junior Timer, 24 VDC, with transient voltage suppression (TVS) diodes
624L AMP Junior Timer, 24 VDC, low power
624LD AMP Junior Timer, 24 VDC, low power with transient voltage suppression (TVS) diodes
628 AMP Junior Timer, 28 VDC
628D AMP Junior Timer, 28 VDC, with transient voltage suppression (TVS) diodes
628L AMP Junior Timer, 28 VDC, low power
712 Twin Lead, 12 VDC
712D Twin Lead, 12 VDC, with transient voltage suppression (TVS) diodes
712L Twin Lead, 12 VDC, low power
712LD Twin Lead, 12 VDC, low power with transient voltage suppression (TVS) diodes
714 Twin Lead, 14 VDC
714D Twin Lead, 14 VDC, with transient voltage suppression (TVS) diodes
714L Twin Lead, 14 VDC, low power
714LD Twin Lead, 14 VDC, low power with transient voltage suppression (TVS) diodes
724 Twin Lead, 24 VDC
724D Twin Lead, 24 VDC, with transient voltage suppression (TVS) diodes
724L Twin Lead, 24 VDC, low power
724LD Twin Lead, 24 VDC, low power with transient voltage suppression (TVS) diodes
728 Twin Lead, 28 VDC
728D Twin Lead, 28 VDC, with transient voltage suppression (TVS) diodes
728L Twin Lead, 28 VDC, low power
728LD Twin Lead, 28 VDC, low power with transient voltage suppression (TVS) diodes
912 Deutsch DT04-2P, 12 VDC
912D Deutsch DT04-2P, 12 VDC, with transient voltage suppression (TVS) diodes
912L Deutsch DT04-2P, 12 VDC, low power
912LD Deutsch DT04-2P, 12 VDC, low power with transient voltage suppression (TVS) diodes
914 Deutsch DT04-2P, 14 VDC
914D Deutsch DT04-2P, 14 VDC, with transient voltage suppression (TVS) diodes
914L Deutsch DT04-2P, 14 VDC, low power
914LD Deutsch DT04-2P, 14 VDC, low power with transient voltage suppression (TVS) diodes
924 Deutsch DT04-2P, 24 VDC
924D Deutsch DT04-2P, 24 VDC, with transient voltage suppression (TVS) diodes
924L Deutsch DT04-2P, 24 VDC, low power
924LD Deutsch DT04-2P, 24 VDC, low power with transient voltage suppression (TVS) diodes
928 Deutsch DT04-2P, 28 VDC
928D Deutsch DT04-2P, 28 VDC, with transient voltage suppression (TVS) diodes
928L Deutsch DT04-2P, 28 VDC, low power
JM11BD Explosion Proof, Metric (M20 X 1.5), 115 VAC, 180 Degree, CSA and ATEX Certification
JM11CD Explosion Proof, Metric (M20 X 1.5), 115 VAC, 90 Degree, CSA and ATEX Certification
JM12BD Explosion Proof, Metric (M20 X 1.5), 12 VDC, 180 Degree, CSA and ATEX Certification
JM12CD Explosion Proof, Metric (M20 X 1.5), 12 VDC, 90 Degree, CSA and ATEX Certification
JM23BD Explosion Proof, Metric (M20 X 1.5), 230 VAC, 180 Degree, CSA and ATEX Certification
JM23CD Explosion Proof, Metric (M20 X 1.5), 230 VAC, 90 Degree, CSA and ATEX Certification
JM24BD Explosion Proof, Metric (M20 X 1.5), 24 VDC, 180 Degree, CSA and ATEX Certification
JM24CD Explosion Proof, Metric (M20 X 1.5), 24 VDC, 90 Degree, CSA and ATEX Certification
JN11BD Explosion Proof, 1/2 inch NPT mechanical conduit, 115 VAC, 180 Degree, CSA and ATEX Certification
JN11CD Explosion Proof, 1/2 inch NPT mechanical conduit, 115 VAC, 90 Degree, CSA and ATEX Certification
JN12BD Explosion Proof, 1/2 inch NPT mechanical conduit, 12 VDC, 180 Degree, CSA and ATEX Certification
JN12CD Explosion Proof, 1/2 inch NPT mechanical conduit, 12 VDC, 90 Degree, CSA and ATEX Certification
JN23BD Explosion Proof, 1/2 inch NPT mechanical conduit, 230 VAC, 180 Degree, CSA and ATEX Certification
JN23CD Explosion Proof, 1/2 inch NPT mechanical conduit, 230 VAC, 90 Degree, CSA and ATEX Certification
JN24BD Explosion Proof, 1/2 inch NPT mechanical conduit, 24 VDC, 180 Degree, CSA and ATEX Certification
JN24CD Explosion Proof, 1/2 inch NPT mechanical conduit, 24 VDC, 90 Degree, CSA and ATEX Certification
Cavity: T-9A
Nominal Capacity: 0.25 gpm (1 lpm)
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Possible variants

DBAFSHN, DBAFSCN, DBAFSHV, DBAFSCV, DBAFSHE, DBAFSCE