Page 149 - Bürkert

5/2 on 3/2-way Convertible Solenoid Valve for pneumatics,
NAMUR version

6519 NAMUR G 1/4”, NAMUR 6519 NAMUR Standard
6519 NAMUR Standard
WW C
• High flow rate
mit Handnotbetätigung
• Low power consumption
WW H
• High switching reliability
4 2
• Manual override as standard mit Handnotbetätigung
12
3 1 5
• Corrosion-resistant construction
4 2
12
513

The solenoid valve, Type 6519 NAMUR, is provided with a NAMUR Envelope Dimensions [mm] (se datasheet for details)
standard flange for easy, direct mounting to pneumatic actuators. It is
manufactured from high-quality manmade materials.

Technical Data

Orifice DN6.0 mm
Body Materials
Pilot valve and main valve Polyamide (PA)
Thread insert material Brass, nickel-plated or stainless steel
Seal material NBR and PUR
Pneumatic connection
Supply ports 1,3,5 Threaded port G 1/4”
Service ports 2 and 4 NAMUR flange
Electrical connection Tag connector acc. to DIN EN 175301-803
Form A, Type 2508 (not included)
Power consumption AC 11 VA (inrush), 6 VA (hold), DC 2 W
Protection IP65 with cable plug
Operating voltage 024/DC, 024/230 V, 50-60 Hz
Voltage tolerance ±10%
Duty cycle 100 % continuous rating
Ambient temperature -25 °C to +55 °C
Mediums Compressed air, nitrogen, instrument air
Environmental conditions Slightly aggressive, also open air
Response times 1)
Opening 20 ms
Closing 40 ms
1) Measured at valve outlet at 6 bar and +20 °C acc. to ISO 12238.
Opening: Pressure rise 0 to 90%,
Closing: Pressure drop 100 to 10%

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