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

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Summary of Contents for Eclipse RatioAir RA Series

  • Page 1 Design Guide No.115 2/14/05 RatioAir Burners RA Series Version 1...
  • Page 2 Eclipse, Inc. will not be liable for any other injury, AB L TY loss, damage or expenses, whether direct or consequential,...
  • Page 3 Used to order burners CUMENTS EFE 825 (Combustion Engineering Guide) LAT D Eclipse Bulletins and Info Guides: 710, 732, 742, 760, • 818, 832, 852, 854, 856, 610, 820, 930. urpose he purpose of this manual is to ensure that the design of a safe, effective, and trouble-free combustion system is carried out.
  • Page 4 Indicates an important part of the text. Read thoroughly. f you need help, contact your local Eclipse Combustion representative. Y ou can also contact Eclipse Combustion at any of the addresses listed on the back of this document. clipse RatioAir v1 - Design Guide No. 115, 2/14/05...
  • Page 5 able of Contents bout this manual ......3 Audience ........3 RatioAir Documents .
  • Page 6 ntroduction he RatioAir is a nozzle-mix type burner designed for direct ODUCT ESC IPTION and indirect air heating of a wide range of applications including: • ndustrial ovens and furnaces lass Lehrs • • ndirect Fired Air Heaters TO Incinerators •...
  • Page 7 Read the entire manual before attempting to start this system. If you do not understand any part of the information contained in this manual, contact your local Eclipse representative or Eclipse Combustion before continuing. clipse RatioAir v1 - Design Guide No. 115, 2/14/05...
  • Page 8 A regular retraining schedule should be administered to ensure operators maintain a high degree of proficiency. rder replacement parts from Eclipse Combustion only. All Eclipse Combustion approved, customer supplied valves or PLAC M NT switches should carry UL, FM, CSA, CGA, and/or CE approval, where applicable.
  • Page 9 ystem Design esign structure SIGN he design process is divided into the following steps: . Burner Option Selection including: urner Model / Size Selection uel Type ir Supply ombustor Type ombustor Length ontrol Motor urner Configuration as Pipe Connection lame Supervision ir Flow Switch .
  • Page 10 Use the RatioAir Price List 115 and Data heets, eries 115 when following this selection process. aution: onsult EFE-825, Eclipse ombustion Engineering Guide, or contact Eclipse ombustion if you have special conditions or questions. urner Model / Size Selection onsider the following when selecting the burner size: eat Input.
  • Page 11 Motor elect a control motor. tandard control motor options include various models which Eclipse will mount to the burner. RatioAirs can be ordered with control motor bracket and mounting hardware only. Customer supplied control motors must conform to the these specifications: ...
  • Page 12 Blower Option ote: election Standard blower options are listed in Price List 115, additional blower options are available through Eclipse Combustion. Price and leadtime may vary. ower Supply Frequency elect the 50Hz or 60Hz option. The 50Hz blower motors have IEC frames and are CE marked. The 60Hz motors have NEMA frames.
  • Page 13 Air Butterfly Valve (BV) Loading Line  A control signal is sent from a process temperature controller (sold separately) to the control motor. ( efer to Bulletin 818C or contact Eclipse Combustion for further information on temperature controllers.) Process Control...
  • Page 14 tep 4: Ignition ystem gnition Transformer or the ignition system, use a transformer with: econdary voltage 6,000 to 8,000 VAC. minimum econdary current 0.02 amp continuou . full wave output. DO NOT USE the following: twin outlet tran former di tributor type tran former. rial For Ignition t is recommended that low fire start be used.
  • Page 15 tep 4: Ignition ystem Ignition Gas Piping (continued) atioAirs are capable of ignition with either low fire or bypass start gas. Low Fire tart: Main gas shut-off valve train ypass Start Gas (optional): Main gas shut-off valve train Optional fuel orifice meter recommended. n optional fuel orifice meter connected in the start gas piping can simplify start-up and adjustment.
  • Page 16 tep 5: Flame Monitoring The flame monitoring control system consists of two main Control ystem components: Flame Sensor Flame Monitoring Control lame Sensor Two types can be used on a Ratio ir Burner: flame rod lame Rod U.V. scanner Flame rods are available only for the R 0100 Burner model with alloy or SiC tube.
  • Page 17 Contact clipse Combustion for further information. Note: Eclipse Combustion supports N PA regulations (two gas shut- off valves as a minimum standard for main gas shut-off systems). alve Train Size Fuel pressure supplied to the ratio regulator inlet must be within the range specified in the RatioAir data sheet.
  • Page 18 ppendix etric to English. NVERSI N From ultiply By ACT RS ubi meter (m cubic foot (ft 35.31 cubic meter/hour (m cubic foot hour (cfh) 35.31 degrees Celsuis (ºC) degrees Fahrenheit (ºF) (ºC x 1.8) + 32 kilogram (kg) pound (lb) 2.205 kilowatt (kW) BTU hr...
  • Page 19 CH MATICS ymbol Appearance Name Remarks Bulletin/ Info Guide atioAir Eclipse Combustion, Inc. Main Gas Shutoff strongly endorses NFPA as a Valve Train minimum Gas cocks are used to Gas Cock manually shut off the gas supply on both sides of the main gas shut-off valve train.
  • Page 20 Y TO YST M CH MATICS ONTINUED ymbol Appearance Name Remarks Bulletin/ Info Guide ressure Taps Impulse Line clipse RatioAir v1 - Design Guide No. 115, 2/14/05...
  • Page 21 Offered By: Power Equipment Company 2011 Williamsburg Road Richmond, Virginia 23231 Phone (804) 236-3800 (804) 236-3882 www.peconet.com...