Eclipse RatioAir RA Series, Manual

Page 1: ...RatioAir Burners Design Guide No 115 2 14 05 Version 1 RA Series...

Page 2: ...itself does not infringe any United States patents No further warranty is expressed or implied We have made every effort to make this manual as accurate and complete as possible Should you find errors...

Page 3: ...f equipment Design Guide No 115 This document RatioAir Data Sheets Series 115 Available for individual RA models Required to complete design selection Installation Guide No 115 Used with Data Sheet to...

Page 4: ...r procedures Act with great care and follow the instructions Warning Indicates hazards or unsafe pratices which could result in severe personal injury or damage Act with great care and follow the inst...

Page 5: ...5 Introduction 6 Product Description 6 Safety 7 Capabilities 8 Operator T raining 8 Replacement Parts 8 System Design 9 Design 9 Step 1 Burner Option Selection 10 Step 2 Blower Option Selection 12 Ste...

Page 6: ...air blower and an air gasratioregulatortofireoverawidegasturndownrange at a controlled ratio Available with three different outlet tube velocity characteristics standard medium and high velocity Rati...

Page 7: ...bypass any safety feature fire or explosion could result Never try to light a burner if it shows signs of damage or malfunction Warning The burner might have HOT surfaces Always wear protective clothi...

Page 8: ...ned operator Train new operators thoroughly and have them demonstrate an adequate understanding of the equipment and its operation A regular retraining schedule should be administered to ensure operat...

Page 9: ...figuration Gas Pipe Connection Flame Supervision Air Flow Switch 2 Blower Option Selection including Power Supply Frequency Pressure Flow Blower Motor Type Blower Inlet Motor Orientation 3 Control Met...

Page 10: ...0 9 O2 and clean without corrosives CombustionAirTemperature Changes in air supply temperature can affect the burner capacity The combustion air supply temperature should not exceed 250 F FuelType Var...

Page 11: ...there is a need to indicate a high and or low fire air butterfly valve BV position Burner Configuration Select configuration Gas Pipe Connection Select the gas pipe connection including the pipe thre...

Page 12: ...tion Price and leadtime may vary Power Supply Frequency Select the 50Hz or 60Hz option The 50Hz blower motors have IEC frames and are CE marked The 60Hz motors have NEMA frames Pressure Flow RatioAirs...

Page 13: ...ocess Set Point Process Controller Control Motor Air BV Ratio Regulator Temperature Pressure Impulse The control motor modulates the air butterfly valve BV which controls the combustion air flow Air p...

Page 14: ...ce requirements limit the maximum trial for ignition time the time it takes for a burner to ignite These requirements vary from one location to another check your local codes and comply to the stricte...

Page 15: ...Start Gas optional Main gas shut off valve train NC Optional fuel orifice meter recommended NC An optional fuel orifice meter connected in the start gas piping can simplify start up and adjustment To...

Page 16: ...Control The flame monitoring control is the equipment that processes the signal from the flame rod or the U V scanner For flame monitoring control you may select several options flame monitoring contr...

Page 17: ...s ValveTrain Size Fuel pressure supplied to the ratio regulator inlet must be within the range specified in the RatioAir data sheet The valve train should be sized sufficiently to provide the specifie...

Page 18: ...in psi 14 5 x 10 3 millimeter mm inch in 3 94 x 10 2 MJ m3 normal BTU ft3 standard 2 491 x 10 2 MetrictoMetric kiloPascals kPa millibar mbar 10 meter m millimeter mm 1000 millibar mbar kiloPascals kPa...

Page 19: ...Fuel orifice meters are used to measure gas flow Adjustable limiting orifices are used for fine adjustment of gas flow NC KEY TO SYSTEM SCHEMATICS These are the symbols used in the schematics 756 710...

Page 20: ...Eclipse RatioAir v1 Design Guide No 115 2 14 05 PressureTaps Impulse Line KEY TO SYSTEM SCHEMATICS CONTINUED 20 Symbol Appearance Name Remarks Bulletin Info Guide...

Page 21: ...Offered By Power Equipment Company 2011 Williamsburg Road Richmond Virginia 23231 Phone 804 236 3800 Fax 804 236 3882 www peconet com...