SPECIAL APPLICATION VALVES
Delta Power Company
4484 Boeing Drive - Rockford, IL 61109
WARNING: The specifications/application data shown in our catalogs and data sheets are intended only as a general guide for the product described
(herein). Any specific application should not be undertaken without independent study, evaluation, and testing for suitability.
Phone: (815) 397-6628 Fax: (815) 397-2526 E-mail: delta@delta-power.com
QF-S3A Direct Acting Spool, 3 Way 2 Position
DESCRIPTION
10 size, 7/8-14 thread, “Delta” series, solenoid operated, 3 way 2 position, spool valve.
OPERATION
When de-energized the QF-S3A allows flow between (2) and (3) and blocks flow at port (1). When
energized the valve allows flow between (1) and (3) and blocks flow at port (2).
FEATURES
• Hardened parts for long life.
• Efficient wet-armature construction.
• Cartridges are voltage interchangeable.
• Industry common cavity.
• Unitized, molded coil design.
• Continuous duty rated solenoid.
• Optional coil voltages and terminations.
• Optional “I” Coil: Weatherproof, Thermal Shock, Immersion Safe.
HYDRAULIC SYMBOL
PERFORMANCE VALVE SPECIFICATIONS
Nominal Flow 6 GPM (23 LPM)
Rated Operating Pressure 1000 PSI (69 bar)
Typical Internal Leakage
(150 SSU)
3 cu in/min (49 ml/min)
Viscosity Range 36 to 3000 SSU (3 to 647 cSt)
Filtration ISO 18/16/13
Media Operating
Temperature Range
-40° to 200° F (-40° to 120° C)
Weight .30 lbs (.14 kg)
Operating Fluid Media General Purpose Hydraulic Fluid
Cartridge Torque
Requirements
30 ft-lbs (40 Nm)
Coil Nut Torque
Requirements
4-6ft-lbs (5.4-8.1Nm)
Cavity DELTA 3W
Cavity Form Tool (Finishing) 40500001
Seal Kit 21191210
Page 652
SPECIAL APPLICATION VALVES
Delta Power Company
4484 Boeing Drive - Rockford, IL 61109
WARNING: The specifications/application data shown in our catalogs and data sheets are intended only as a general guide for the product described
(herein). Any specific application should not be undertaken without independent study, evaluation, and testing for suitability.
Phone: (815) 397-6628 Fax: (815) 397-2526 E-mail: delta@delta-power.com
DIMENSIONS
ORDERING INFORMATION
QF-S3A - - - -
OPTIONS BODIES
Buna Standard 00
Blank
Without Body
Viton Standard V0 N 1/4 NPTF Ports
S #6 SAE Ports
VOLTAGE
06 6 VDC
12 12 VDC
24 24 VDC
36 36 VDC
48 48 VDC
25 24 VAC
11 120 VAC
22 220 VAC
44 440 VAC
“D” COIL TERMINATION
(All DC Except as Noted)
IMMERSION PROOF “D” TYPE
DL Double Lead SS Single Spade IA “I” Coil AMP Superseal - Integral
DT Deutsch on Leads DT04-2P DS Double Spade ID “I” Coil Deutsch – Integral DT04-2P
ML Metri-Pack on Leads HC DIN 43650 (Hirschman) – (AC & DC) IJ “I” Coil AMP Jr. Timer - Integral
PL Packard on Leads CL Conduit Lead – (AC Only) IM “I” Coil Metri-Pack - Integral
WL Weatherpack on Leads DI Deutsch – Integral DT04-2P
Approximate Coil Weight: .74 lbs/.33 kg.
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