Riegler 551.01

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3/2-5/2-way valve, NAMUR, Anodised aluminium, Operating temp. -25 °C to 60 °C, 2 - 10 bar, G 1/4 (1), G 1/8 (3+5), 230 V, 50 Hz
Pilot-operated 3/2 and 5/2-way spool valves with threaded port connections and a NAMUR style interface. The two conversion plates supplied with each valve allow the device to be adapted to a 3/2-way or 5/2-way function.
The valve is turned on by a continuous signal. Turning off causes the piston to be returned to its initial position under pressure. Includes a manual operator as standard.


Connection : G 1/4 (Port 1), G 1/8 (Port 3 and 5)
DN : 6.0
Differential pressure max. [bar] : 10
Differential pressure min. [bar] : 2
Electrical connection : Connector socket Pg 9P, 3 x DIN 46244 / VDE 0580
Flow rate [l/min] : 700
Housing : Aluminium, anodised black
Manual control : latching
Max. operating temperature [°C] : 60
Medium : Air, neutral gases (filtered)
Min. operating temperature [°C] : -25
Page No. : HK309
Permissible static pressure max. [bar] : 10
Sealant : NBR and PUR
Voltage : 230 V, 50 Hz


Click below to download the product-related documents


Manual-1
Manual-2
Manual-3