VK4405V1038B VAN ĐIỀU KHIỂN GAS CHO HỆ THỐNG ĐẦU ĐỐT

The Rambler VK4405V1038B gas control-family  includes a 1:1 gas/air regulator that has been specially developed for fully premixed gas appliances. The gas/air regulator provides the function of regulating/modulating the gas pressure drop equal to the air pressure. 
VK4405V1038B gas control comprises a standard body in two versions, with or without pressure switch.

Rambler Gas Control 

• Inlet and outlet gas connections are straight through. 
• The closing force of the valve is class: C+C or class B+C..
• Low noise actuators assure quiet operation.
• 24 Vdc/rac, 120 Vrac and 230 Vrac powered versions are available.
• Gas air servo pressure regulator provides stable outlet pressure in 1:1 gas air control systems.
• Air pressure connection M5 threaded.
• All adjustments are accessible from the top.
• 9 mm diameter pressure taps on top face for checking pressures.
• Pressure taps, for inlet pressure, outlet pressure at zero test point. 
• An internal fine mesh screen is incorporated at the inlet of the gas control.  
• Three mounting holes for thread forming screws areat the bottom side of the gas control for rigid attachment to the appliance.  
• Mounting orientation may be within 90° in any direction from the electric on/off operator upright position. 
• Pressure switch can be available for inlet pressuremonitoring or monitoring intermediate pressurebetween the valves for VPS function.