Control Products 8551 User Manual
3/2•5/2
SERIES
8551, 8553
Direct
Mount
4
VALVE
AUTOMATION
203
Features
• Compact spool valve convertible from 3/2 to 5/2
• NAMUR mount construction
• Standard manual operator
• DIN, Watertight and Explosionproof solenoids available
• Single and dual solenoid constructions
• Mountable in any position
• Vents air from spring side of actuator to prevent
corrosion of actuator
Pilot Operated
Direct Mount Inline Spool Valves
Anodized Aluminum Bodies • Direct NAMUR Mount
1/4" and 1/2" NPT
Nominal Ambient Temp. Ranges
SC: AC/DC: 5˚F to +140˚F (-15˚C to 60˚C)
EF: AC: 5˚F to +104˚F (-15˚C to 40˚C)
DC: 5˚F to +77˚F (-15˚C to 25˚C)
WT: AC: 5˚F to +140˚F (-15˚C to 60˚C)
DC: 5˚F to +77˚F (-15˚C to 25˚C)
Note: For temperatures below 32˚F (0˚C) moisture-free
air must be used.
Refer to Engineering Section for details.
Approvals
SC (2.5W and 3W only) UL recognized component,
CSA certified. (Series 8551 only)
WT: UL listed, CSA certified. (Series 8551 only)
EF: UL and CSA listed solenoid.
Meets applicable CE directives.
SIL 3 capable per IEC 61508 on normally closed single
solenoid. Third party certification provided by EXIDA.
Refer to Engineering Section for details.
Construction
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Valve Parts in Contact with Fluids
Body Black Anodized Aluminum
Spring Phosphate treated black steel
Shading Coil Copper
Seals NBR + PUR
Core and Core Tube Stainless Steel / Brass
End Covers and Plate 6/6 glass filled PA/FV
Spool Aluminum
Internal Parts Zamak, Steel, CA
Standard
Coil and
Class of
Insulation
Enclosure
Type
Watt Rating and Power
Consumption
Spare Coil
Part Number
DC
WattsACWattsVAHoldingVAInrush AC DC
F SC 3 2.5 3.5 6 400127 400127
F SC 6.9 5 7 15 400727 400727
F EF 6.9 6.3 7 10.1 266762 270007
F WT 6.9 6.3 7 10.1 266763 270008
Standard Voltages: SC: 24, 120, 240 Volts AC, 50-60 Hz; 12, 24, 120 Volts DC.
WT and EF: 24/50-60HZ, (120/60, 110-120/50), (240/60, 220-240/50) Volts AC;
6, 12, 24, 120 Volts DC.
Order as 120/60, 110/50
Order as 240/60, 220/50
Electrical
Solenoid Enclosures
Standard: - Prefix
SC = IP65 type DIN (open frame) per 46244
WT = Combination General Purpose and Watertight Types 1, 2, 3, 3S, 4, and 4X
EF = Combination Explosionproof and Watertight Types 3, 3S, 4, 4X, 6, 5P, 7, 9
Class I, Div. 1 (Groups A - D) and Class II, Div. 1 Type 9 (Groups E-G)
3/2 5/2
2
12
3
2
12
3
4
12
5
1
4
10
5
1
3
12
5
2
4
14
5
1
4
2
14
3
1
3/2•5/2
SERIES
8551, 8553
Direct
Mount
Pipe
Size
(in)
Orifice
Size
(mm)
Kv
Flow
Factor
(m
3
/h)
Operating
Pressure
Differential (bar)
Fluid
Temperature °C
(for single and dual solenoid)
Single Solenoid
PFD
AVG
= 3.3 x 10
-3
Dual Solenoid
Const.
Ref.
Watt Rating/
Class of Coil
Insulation
Min. Max. Min.
Max.ACMax.
DC Catalog Number Catalog Number AC DC
OPEN FRAME DIN COIL
1/4
6.4 .7 2 10 -15 60 60 SC8551A001MS SC8551A002MS 1 2.5 3
1/2 13 3.15 2 10 -25 60 60 SC8553A001MS SC8553A002MS 2 5 6.9
WATERTIGHT ENCLOSURE
1/4
6.4 .7 2 10 -15 60 25 WT8551A001MS WT8551A002MS 1 6.3 6.9
1/2 13 3.15 2 10 -25 60 25 WT8553A001MS WT8553A002MS 2 6.3 6.9
EXPLOSIONPROOF ENCLOSURE
1/4
6.4 .7 2 10 -15 40 25 EF8551A001MS EF8551A002MS 1 6.3 6.9
1/2 13 3.15 2 10 -25 40 25 EF8553A001MS EF8553A002MS 2 6.3 6.9
1/8 inch NPT exhausts.
Pipe
Size
(in)
Orifice
Size
(in)
Cv
Flow
Factor
Operating
Pressure
Differential (psi)
Fluid
Temperature °F
(for single and dual solenoid)
Single Solenoid
PFD
AVG
= 3.3 x 10
-3
Dual Solenoid
Const.
Ref.
Watt Rating/
Class of Coil
Insulation
Min. Max. Min.
Max.ACMax.
DC Catalog Number Catalog Number AC DC
OPEN FRAME DIN COIL
1/4
1/4 .86 30 150 5 140 140 SC8551A001MS SC8551A002MS 1 2.5 3
1/2 1/2 3.7 30 150 -15 140 140 SC8553A001MS SC8553A002MS 2 5 6.9
WATERTIGHT ENCLOSURE
1/4
1/4 .86 30 150 5 140 77 WT8551A001MS WT8551A002MS 1 6.3 6.9
1/2 1/2 3.7 30 150 -15 140 77 WT8553A001MS WT8553A002MS 2 6.3 6.9
EXPLOSIONPROOF ENCLOSURE
1/4
1/4 .86 30 150 5 104 77 EF8551A001MS EF8551A002MS 1 6.3 6.9
1/2 1/2 3.7 30 150 -15 104 77 EF8553A001MS EF8553A002MS 2 6.3 6.9
1/8 inch NPT exhausts.
4
VALVE
AUTOMATION
204
Specifications (Metric units)
Specifications (English units)
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