High Flow NAMUR Valve G1/4" & G1/2": For Control of Pneumatic Actuators
High Flow NAMUR Valve G1/4" & G1/2": For Control of Pneumatic Actuators
climate control
electromechanical
filtration
fluid & gas handling
hydraulics
pneumatics
process control
sealing & shielding
Description
of Applications
Control of single or double acting pneumatic actuators,
in safe or dangerous areas.
NAMUR Interfaces
1/4" & 1/2"
D4
The interface design is conform to the NAMUR
D3
standard and to the VDI/VDE 3845 recommendations
F M
of the actuator industry. It allows a compact design
of the actuator/valve unit. In case of a 3/2 function, T
the air of the actuator spring chamber also flows
through the pilot valve (re-breather function). D1
Ra 3.2
F T D1 D2 D3 D4 min. M D2
mm mm mm Mm mm
M5 1/4 32 24 8 12 M5
M6 1/2 45 40 10 16 M6 F: 2 mounting holes - T: 2 actuators control port - M: 2 holes for dowel pins
General
Information
Function: 3/2 , 5/2, 3/2 <=> 5/2 and 5/3 valves.
Manual override: Standard on all versions.
Design: Solenoid operated spool valve with combined spring and air
return & external air pressure operated versions.
Mounting: For direct mounting on NAMUR interface ¼" & ½".
Mounting position: Indifferent.
Material specifications: Aluminium body. Internal parts from stainless steel.
Sealing material from NBR.
Range of admissible pressure drop: Δp min. = see table.
Δp max. = 10 bar.
Media: Dry or lubricated air.
Fluid temperature: Min. 0°C Max. + 50°C
Ambient temperature: -10°C to +50°C
Electrical part: N0x series are compatible with 22mm coil 496131 / 496482 / 496637 Series
N3x series are compatible with 32/37/40 mm coils part of electrical group 2 (8/9W),
including 481865 / 495870 / 495905 Series.
Solenoid duty: 100% ED.
Voltage: 481865 coil: 12 VDC , 24 VDC , 48 VDC , 110VDC, 24 V / 50 AC, 48 V / 50 AC,
110 V / 50 AC, 220-230V/50 AC, 115 V / 60 Hz AC, 230 V / 60 AC.
Voltage tolerance: ± 10% of nominal for 481865 coil.
Class of insulation material: Class F for 481865 coil.
Standards: Mechanical ATEX conform to EN 13463-1 & -5.
4 2
2 4 2
4 2
4 2
4 2
Please consult the "How to Order" part at the end of each coil chapter.
67
32
40
32
40
12 10 14 12
3 2 4 2
23 24 23 23 24 23
36.5 86 36.5 86
13 44 13 13 44 13
3 1 5 3
22
22
7.2 7.2
G1/4" (2x) M5 G1/4" (3x) M5
67
67
67
32
32
40
40
14 12
4 2
23 24 23 23 24 23
36,5 90 102
13 22 22 13 13 44 13
5 3 5 3
22
22
32
7.2
7.2 G1/4" (3x) M5
G1/4" (3x) M5
2 4 2
4 2
40
40
32
14 12
4 2
23 24 23 23 24 23
100 130
19.5 24 19.5 24
32 G1/8" 32 G1/8"
38
97
87
13 22 22 13
5 3 5 3
22
22
32
7.2
G1/4" (3x) M5 7.5 G1/4" (3x) M5
Please consult the "How to Order" part at the end of each coil chapter.
2
3/2 External pressure air operated
Combined spring & air return (monostable)
External pressure supply 2.5 to 10 bar 3 1
1/4 7 1250 2.5 10 10 50 NBR 531N03 - w/o - - 210 7
4 2
5/2 external pressure air operated
Combined spring & air return (monostable)
External pressure supply 2.5 to 10 bar 5 1 3
1/4 7 1250 2.5 10 10 50 NBR 541N03 - w/o - - 210 8
4 2
5/2 external pressure air operated
External pressure air return (bistable)
External pressure supply 2.5 to 10 bar 5 1 3
1/4 7 1250 2.5 10 10 50 NBR 547N03 - w/o - - 240 9
4 2
5/3 W1 closed in center position - External pressure air operated
External pressure air return (bistable)
External pressure supply 2.5 to 10 bar 5 1 3
1/4 7 1250 2.5 10 10 50 NBR 542N03 - w/o - - 240 9
40
40
32
32
32
23 24 23 23 24 23 23 24 23
86 86 86
13 44 13 13 22 22 13 13 22 22 13
3 1 5 3 5 3
22
22
22
4 2
Please consult the "How to Order" part at the end of each coil chapter.
2
3/2 External pressure air operated
Combined spring & air return (monostable)
External pressure supply 2.5 to 10 bar 3 1
1/2 12 3000 2.5 10 10 50 NBR 531N04 - w/o - - 620 13
4 2
5/2 external pressure air operated
Combined spring & air return (monostable)
External pressure supply 2.5 to 10 bar 5 1 3
1/2 12 3000 2.5 10 10 50 NBR 541N04 - w/o - - 600 14
9 Catalogue
C
Cat
Cata logu
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1101/UK - Ed. June 2010
Coils and Spare Parts Informations
Safe Area & ATEX Zone 22
These coils with connection for 2 P+G DIN 43650 B plug are encapsulated in synthetic material,
conform to the IEC/CENELEC safety standards and comply with European low voltage directive
73/23/EC .
496637 coil series with connection 2P + G when mounted together with the supplied Pg9 plug
(delivered with the coil) are suitable for use in dangerous areas (dust Zone 22) according to
the European directive ATEX 94/9/C. Protection mode: Ex tD A22 IP65 - T95°C
How to Order
The housing kit is already included into the coil reference, so it’s not needed to add it in the order code:
Valve Reference Number - Coil Reference - Voltage code = Order code
Example: 341N03 - 496131 C2
Valves and coils may be ordered also separately.
N3x series are compatible with any Parker Lucifer coil part of electrical group 2. That group includes
many different coils for safe areas or areas submitted to ATEX certifications. These coils are of the
8/9W class.
These coils with connection for 2P+G DIN 43650 A plug are encapsulated in synthetic material,
conform to the IEC/CENELEC safety standards and comply with European low voltage directive
73/23/EC.
Available Order
Voltages Code
12VDC 481865 C1
24VDC 481865 C2
48VDC 481865 C4
110VDC 481865 C5
24/50VAC 481865 A2
48/50VAC 481865 A4
110/50VAC 481865 A5
220-230/50VAC 481865 3D
380/50VAC 481865 A9
24/60VAC 481865 B2
115/60VAC 481865 K8
230/60VAC 481865 J3
How to Order
This coil must be used together with a housing kit which includes
d a nut,
t
a plate, and a washer. Housing Kit Order Code: 2995
Valve Reference Number - Housing Reference - Coil Reference - Voltage Code = Order Code
Example: 341N35 - 2995 - 481865 C2
Valves and coils may be ordered also separately.
Coil 481000 series is encapsulated in synthetic material. Electrical connection is made with screw
terminals for wire up to 1.5 mm. This coil conforms to the IEC/CENELEC safety standards and
complies with European low voltage directive 73/23/EC. It must be used with a metallic housing.
Available Order
Voltages Code
12VDC 481000 C1
24VDC 481000 C2
48VDC 481000 C4
110VDC 481000 C5
24/50VAC 481000 A2
48/50VAC 481000 A4
110-115/50VAC 481000 OA
220-230/50VAC 481000 3D
380/50-440/60VAC 481000 5P
24/60VAC 481000 B2
110-115/60VAC 481000 6J
220-240/60VAC 481000 4K
42/50-48/60VAC 481000 S7
Housing 4538
This enclosure is dust and water proof. It corresponds to the protection degree IP67 according to IEC/
EN60529. Corrosion resistant, the metallic housing offers good protection for the coil against shocks.
It can be 360° orientable. This housing must be equipped with 481000 series coil.
Material: galvanized passivated steel - Degree of protection IP67 according to IEC/EN 60529 - Electrical
connection: cable connection by cable gland according to DIN46320. Cable with outer diameter 6.5-13.5 mm
(M20x1.5) can be simply sealed using a rubber gland resilient sealing rings. The enclosure is internally and
externally fitted with grounding and earthing screw terminals.
How to Order
Valve Reference Number - Housing Reference - Coil Reference - Voltage Code = Order Code
Example: 331N34 - 4538 - 481000C2
Valves and coils may be ordered also separately.
This coil with connection 2P+G - when mounted together with the supplied Pg 9 plug (delivered
with the coil), is suitable for use in Gas and Dust dangerous areas (Zone 2-22), according to the
European directive ATEX 94/9/C.
Certificate LCIE 05 ATEX 6003 X - Protection mode: non sparking / limited energy solenoid
● II 3 G - Ex nAC IIC T3 / T4
0081 II 3 G-D
● II 3 D - Ex tD A22 IP65 - T 195°C / T 130°C
Available Order
Voltages Code
24VDC 495870 C2
48VDC 495870 C4
110VDC 495870 C5
24/50VAC 495870 A2
48/50VAC 495870 A4
110/50VAC 495870 A5
220-230/50VAC 495870 3D
How to Order
This coil must be used together with a housing kit which includes a nut,
a plate, and a washer. Housing kit order code: 2995
This coil is suitable for use in Gas and Dust dangerous areas (Zone 1-21), according to the European
directive ATEX 94/9/C. It’s also IECEx certified according to the IECEx Scheme. Certificate LCIE
02 ATEX 6451 X - Protection modes: Explosionproof solenoids with flameproof enclosure /
encapsulation "d mb"
● II 2 G - Ex d mb IIC T4
0081 II 2 G/D
● II 2 D - Ex tD A21 IP67 - T 130°C
Available Order
Voltages Code
24VDC 495905 C2
48VDC 495905 C4
110VDC 495905 C5
24/50VAC 495905 A2
48/50VAC 495905 A4
110/50VAC 495905 E5
220-230/50VAC 495905 3D
115/60 495905 E5
240/60 495905 B8
How to Order
The housing kit is already included into the coil reference, so it’s not needed to add it in the order code:
Valve Reference Number - Coil Reference - Voltage code = Order code
Example: 347N33 - 495905 C2
Valves and coils may be ordered also separately.
14
4 Catalogue 1101/UK - Ed. June 2010
ATEX Zone 1-21
Coils 32 mm / 37 mm / 40 mm for N33-N34-N35 Series
ATEX Solutions Zone 1-21 Ref. 483371 & 494040
These coils are suitable for use in Gas and Dust dangerous areas (Zone 1-21), according to the European
directive ATEX 94/9/C. Protection mode:encapsulated electrical parts with increased safety.
How to Order
The housing kit is already included into the coil reference, so it’s not needed to add it in the order code:
Valve Reference Number - Coil Reference - Voltage code = Order code
Example: 347N33 - 483371C2
Valves and coils may be ordered also separately.
G1/8" Order code: 496551 G1/4" Order code: 496552 G1/2" Order code: 496553
17
7 Catalogue 1101/UK - Ed. June 2010
Notes
FLUID & GAS HANDLING HYDRAULICS PNEUMATICS PROCESS CONTROL SEALING & SHIELDING
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© 2010 Parker Hannifin Corporation. Parker Hannifin Ltd. Catalogue 1101/UK - 06/2010 - TMCZ
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