3/2 NC
SOLE NOID VAL SOLENOID ALVES VES pilot operated, spool type single/dual solenoid
(C ) 1
12
2
5/2
4
12
5
3
2
3
NAMUR
12
2
4
3
5 1
1
(C ) 2
3/2 5/2
4
5 1
10
12
2
4
3
Series
14
551
5 1
FEATURES
The solenoid operated spool valves 3/2-5/2 have have threaded port connections and NAMUR interface The spool valve can be used as 3/2 NC or 5/2 by turning the selector plate (loc ated on the bottom of the valve) 180° The valves offer environmental protection against the ingress of liquids, dust or any other foreign matter (environmental protected execution) Manual operator as standard
GENERAL Differential pressure Maximum allowable pressure Flow (Qv at 6 bar) fluids
2 - 10 bar [1 bar = 100 kPa] 10 bar 700 l/min (ANR) temperature range
air, neutral gas, filtered
sealings NBR (nitrile) + PUR (polyurethane)
-25°C to +60°C (1)
CONSTRUCTION Body End covers + selector plate Internal parts Sealing Core and core tube Shading coil Pilot exhaust Coil insulation class Coil Spade plug connection coil Connector Electrical safety
Aluminium, black anodized Glass-filled polyamide (PA/FG) Zamak, steel, acetal (POM), aluminium NBR + PUR Stainless steel Copper Connectable (M5) F Epoxy resin 3 x DIN 46244 Type 22, spade plug (Pg 9P) VDE 0580
3
2 1
5
ELECTRICAL CHARACTERISTICS DC (=) : 24V
Standard voltages
(~) : 24V - 115V 115V - 230 230V V / 50 50 Hz (Other voltages and 60 Hz on request) AC (~) power ratings ambient coil temperature inrush holding hot/cold = ~ ~ type range (1) (VA) (VA) (°C) (W) (W) 6
CM22-2,5W
4
3,5
2,5
2,5 / 3
-25 to +60
protection
3/2
5/2
moulded IP65 3/2
5/2
Functions 3/2 - 5/2 monostable
SPECIFICATIONS pipe size
orifice size
(G)
(mm)
flow coefficient Kv 3
(m /h)
operating pressure differential (bar) maximum air/gas min. ~/=
(l/min)
coil type ~/=
l r t r o s e a t a u c (C) u n r a u a e h d p x e m o e r
9
catalogue number (~ / =)
03
Single solenoid pilot operated - spring return (monostable), with or without exhaust reducers 1/4
6
0,6
10
2
10
CM22-2,5W
1
-
CM22-2,5W
1
SC G551A001 MS SC G551A001 MS M
Dual solenoid pilot operated and air return (bistable), with or without exhaust reducers 1/4
6
0,6
10
(C) Construction type (see “Dimensions” “Dimensions” chapter) (1) Version -40°C, consult us
2
10
: screw-type manual operator
CM22-2,5W
2
CM22-2,5W
2
-
SC G551A002 MS SC G551A002 MS M
: exhaust reducer
The codes in the grey shaded areas correspond to commonly used products which can be supplied rapidly
9
3
NAMUR 3/2-5/2
SOLENOID OPERATED SPOOL VALVES SERIES 551
OPTIONS AND ACCESSORIES
Explosionproof enclosures according to “CENELEC ” EEx d, m, em, i (see V903-09) Explosionproof and watertight enclosures according to "NEMA" standards (see section 10) Coil comply with “UL” standard Coil type CM25 with connector type 30 ISO 4400 (Pg 11P) Polyamide coil Versions : pneumatic operated, spring return: without exhaust reducer, catalogue number G551A101 with exhaust reducer, catalogue number G551A101 M dual pneumatic operated, air return: without exhaust reducer, catalogue number G551A102 with exhaust reducer, catalogue number G551A102 M Set of stainless steel mounting screws, catalogue number 978 02 212 Set of two exhaust reducers, catalogue number 881 00 344 Plug with visual indication and with peak voltage suppression or with cable length of 2m (see section 11)
INSTALLATION
The solenoid spool valves can be mounted in any position Solenoid operated spool valves have 3/2-5/2 selector plate, with mounting interface according to NAMUR recommendations Selector plate to be positionned with 3/2 or 5/2 function before mounting valve on actuator Dowel pin (if necessary), bolts and gaskets are standard supplied Pipe connections have standard thread according to ISO 228/1 The third digit in the catalogue number indicates the standard pipe connection Other pipe threads are available on request Installation/maintenance instructions are included with each solenoid spool valve Replacement coils are available
DIMENSIONS (mm), WEIGHT (kg)
1
95
˚ 0 6 3
*
2
2 7 * 9 4
7
4 6
5
24 ==
3
0 1
2 1 4
2 5 3 4
4
1
3
2
A2
3
1
5
5
A1
Port 1 : G1/4 Ports 3 and 5 : G1/8
8 3 9 3 1
7
139 (C)1 192 (C)2
1
Selector plate
2
Mounting: 2 M5 x 35 screws engaged lenght: 7 mm
3
Connector rotatable 2 x 180°, CM8 (Pg 9P)
4
2 O-ring seals (supplied)
5
One 5 mm dia. hole for dowel pin - position A1: 3/2 function - position A2: 5/2 function
(C)1: monostable (C)2: bistable
3/2
5/2
3/2
5/2
Functions 3/2 - 5/2 bistable
6
Manual operator screw-type
SC G551A001 MS
1
weight (1) 3/2 5/2 0,324 0,324
7
Pilot exhaust connection port: Ø M5, equipped with drain protector
SC G551A001 MS M
1
0,334
0,344
8
Exhaust reducers adaptable on orifices 3 and 5 (on request)
SC G551A002 MS
2
0,442
0,442
SC G551A002 MS M
2
0,452
0,462
* + 15 mm for connector removal
catalogue number
(C) Construction type
(C)
(1) Incl. coil(s) and connector(s)
. e c i t o n t u o h t i w s n o i t a c i f i c e p s d n a n g i s e d , y t i l i b a l i a v a e h t r e t l a o t t h g i r e h t s e v r e s e r
C I T A M O C U O J / O C S A
