EOGB TBG 60 3N AC 50Hz 400V 120kw - 600kwFrom 120 to 600 kWConform to:Gas Directive 2009/142/CEE.M.C. Directive 89/336/CEEL.V. Directive 73/23/CEEReference standard: EN676TECHNICAL AND FUNCTIONAL CHARACTERISTICS• Low NOx and CO emissions gas burner compliant with European standard EN676 “Class III”.• Single stage operation (on/off).• High ventilation efficiency, low electrical input, low noise.• Air-gas mixing at blast-pipe.• Exhaust gas recycling blast-pipe able to achieve very low pollutant emissions, particularly with regard to nitrous oxides (NOx).• Maintenance facilitated by the fact that the mixing unit can be removed without having to remove the burner from the boiler.• Manual air flow adjustment.• Gas regulation by means of a two-stage working valve that is electromagnetically driven.• Possibility to chose gas train with valve tightness control.• Equipped with one 7-pole connector, one flange and one insulating seal for boiler fastening.• Gas train exit from the top or from the bottom.CONSTRUCTION CHARACTERISTICSThe burner consists of:• Combustion air intake with air flow adjustment device.• Sliding boiler coupling flange to adapt the head protrusion to the various types of boilers.• Flame viewer.• Air pressure switch to ensure the presence of combustion air.• Manual air flow adjustment.• Flame detection by ionisation electrode.• Synoptic control panel with led of operation and block and burner off, operation and block indicator.• Automatic control and command equipment for the burner, compliant with European standard EN298.• Printed circuit electrical connections.• Intelligent connectors for burner/train (error proof).• 7 poles plug for the auxiliary feeding and for the thermostatic connection.• Prepared for microamperometer connection with ionisation cable.• Electrical protection rating IP44.***To be ordered separately:***• Gas train including safety and 1°/2° stage working valve that is electromagnetically driven, minimum pressure gauge, pressure adjuster and gas filter.