Honeywell VQ440MA1048 gas valve DN40

Honeywell VQ440MA 1048 combined gas valve are suitable for the control of gaseous fluids in gas consuming appliances according to international standards.

Honeywell VQ440MA1048 CVI valve meet the class „A“ specification according EN161. The VQ400 Series combination valves have straight flanged pipe connection from 3/4″ up to 2″.

Honeywell VQ440 MA 1048 compact gas unit are standard equipped with two main valves V1 and V2. Safety valve V1 is always fast opening/closing. The second valve (V2) can be either fast (= with flow regulation) or slow (= with flow regulation and adjustable opening).

At the main body (4) flange connections are provided to mount either an:

• internal by-pass valve to achieve high-low flame control
• internal or external pilot valve
• vent valve
• pressure switch (Min. or Max.)
• Valve Proving System (VPS) + pressure switch.

Honeywell VQ440MA1048 gas control block technical data:

• Maximum operating pressure: 360 mbar
• Pipe connections comply with the requirements of group 2 of the EN 161 standard
• Electrical connections: standard connector corresponding to the PG11 connector on the main gas valves and additional valves
• Ambient temperature range: -15 … 60 °C
• Coil insulation: insulation material conforming to Class F
• Body material: Aluminum alloy, injection molding
• Closing spring: AISI 302 steel
• Valve plunger: chrome-plated Fe 360B steel sliding on an anti-friction bearing
• Seals and gaskets: hydrocarbon-resistant NBR rubber
• Number of cycles: 300000
• Closing time: < 1 sec
• Maximum response frequency: 1 cycle per minute
• Duty cycle: coils are suitable for continuous excitation