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N.C GAS SOLENOID VALVES

GNC 815 / OT

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APPLICATION

Without power they are closed, when powered they are open. Approved Class A Group 2: GASTEC PIN: 63AQ1350, October 1995.

FEATURES

  • Constructed to EN standard.

  • Protection IP 54.

  • Brass body.

  • Working temperature: -15 ... + 60 °C.

  • Mounted with coil axis within 90° of vertical.

      Power supply   Flow rate m3/h (2)  
Code   DN V W P.max (1) mbar 0.5 mbar 1 mbar Data sheet
GNC 815/OT   1/2" 230 V ~ 22 200 0.7 1 G 912

  • (1) ­ Maximum working pressure

  • (2) ­ Flow of methane with pressure drop of 0.5 mbar (5mmWG) and 1 mbar (10 mmWG).

  • 100 mbar = 10 kPa = 1,000 mm.WG.

PRESSURE DROP GNC

FEATURES OF GAS SOLENOID VALVES

Model

Operation

Advantages

Disadvantages
 Normally closed GNC

  • Without power closes.

  • With power opens.

  • Ideal for boiler plants. 

  • In event gas leak, detector switches off power to valve.

  • Power returns only with manual re-set of detector.

  • In event mains supply failure valve closes; when power returns valve re-opens automatically.

  • Not recommended for kitchens without thermo-couple.

  • In event failure of mains power, valve closes and flame goes out; when power returns valve re-opens and gas escapes causing a dangerous situation.