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Eclipse RatioMatic Burners

RM Series

Version 3.00

No. 110, 4/98

L00002

Design Guide

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Содержание RatioMatic RM Series

Страница 1: ...Eclipse RatioMatic Burners RM Series Version 3 00 No 110 4 98 L00002 DesignGuide ...

Страница 2: ...s 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 or omissions please bring them to our attention so that we may correct them In this way we hope to improve our product documentation for the benefit of our customers Please send your corrections and comments to our Documentation Manager It must be ...

Страница 3: ...nt Design Guide No 110 This document RatioMatic Data Sheets Series 110 Available for individual RM models Required to complete design selection Installation Guide No 110 Used with Data Sheet to complete installation RatioMatic Price List No 110 Used to order burners EFE 825 Combustion Engineering Guide Eclipse Bulletins and Info Guides 710 732 742 760 818 832 852 854 856 610 620 630 826 820 930 I ...

Страница 4: ...ns or 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 instructions Caution Indicates hazards or unsafe practices which could result in damage to the machine or minor personal injury Act carefully Note Indicates an important part of the text Read thorough...

Страница 5: ...troduction 1 1 Product Description 1 1 Safety 2 1 Capabilities 2 2 Operator Training 2 2 Replacement Parts 2 2 System Design 3 1 Design 3 1 Step 1 Burner Option Selection 3 2 Step 2 Blower Option Selection 3 4 Step 3 Control Methodology 3 5 Step 4 Ignition System 3 6 Step 5 Flame Monitoring Control System 3 8 Step 6 Main Gas Shut Off Valve Train 3 9 Appendix A 1 Conversion Factors A 1 Key to Syste...

Страница 6: ...includes a combustion air blower and an air gas ratio regulator to fire over a wide gas turndown range at a controlled ratio The burner is designed for efficient ratio controlled combustion reliable burner operation simple burner adjustment direct spark ignition multiple fuel capability A wide variety of options and configurations are available due to the modular design of the burner The RatioMati...

Страница 7: ...t 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 clothing when approaching the burner Note This manual provides information in the use of these burners for their specific design purpose Do not deviate from any instructions or application limits describe...

Страница 8: ...ined 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 operators maintain a high degree of proficiency Order replacement parts from Eclipse Combustion only All Eclipse Combustion approved customer supplied valves or switches should carry UL FM CSA CGA and or C...

Страница 9: ...iguration 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 Methodology including Burner Control 4 Ignition System including Ignition Transformer Trial For Ignition Ignition Gas Piping 5 Flame Monitoring Control System including Flame Sensor Flame Monitoring Contr...

Страница 10: ...Air Supply Combustion air should be fresh 20 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 Variation in calorific value and density will affect burner performance Fuel Type Fuel Symbol Gross Heating Value Specific Gravity Natural gas CH4 90 1000 BTU f...

Страница 11: ...1 w c to 1 w c 2 5 to 2 5 mbar 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 thread type and the turndown required The piping burner gas inlet and ratio regulator are threaded using the customer selected pipe thread option The high turndown option inc...

Страница 12: ...stion 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 RatioMatics include a combustion air blower Blower MotorType Motor types include various options voltages single or three phase TEFC or automotive duty enclosures Blower Inlet When selecting an inlet consider...

Страница 13: ...n for further information on temperature controllers Control Signal Gas Flow Process 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 pressure in the burner body sends an impulse down the loading line to the ratio regulator The ratio regulator controls the...

Страница 14: ...rance 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 strictest codes applicable The time it takes for a burner to ignite depends on the following the distance between the gas shut off valve and the burner the air gas ratio the gas flow conditions at start u...

Страница 15: ...ass Start Gas optional Main gas shut off valve train NC An optional fuel orifice meter connected in the start gas piping can simplify start up and adjustment To start the burner at the lowest possible gas input select a fuel orifice meter for 5 to 10 w c pressure drop when the gas flow is at the burner s rated low fire 3 7 Step 4 Ignition System continued Optional fuel orifice meter recommended ...

Страница 16: ...processes the signal from the flame rod or U V scanner and controls the start up sequence and the main gas shut off valve sequence Eclipse Combustion recommends the use of flame monitoring control systems which maintain a spark for the entire trial for ignition time when using U V scanners Some of these flame monitoring models are Veri Flame see Bulletin Info Guide 610 620 630 Bi Flame series see ...

Страница 17: ...ms ValveTrain Size Fuel pressure supplied to the ratio regulator inlet must be within the range specified in the RatioMatic data sheet The valve train should be sized sufficiently to provide the specified pressure Warning Do not operate RatioMatics with gas inlet pressure less than the minimum listed on the RatioMatic Data Sheet Lower gas inlet pressures may cause the ratio regulator to remain ful...

Страница 18: ...Eclipse RatioMatic v3 00 Design Guide No 110 04 98 3 10 Blank page ...

Страница 19: ...sq 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 Metric to Metric kiloPascals kPa millibar mbar 10 meter m millimeter mm 1000 millibar mbar kiloPascals kPa 0 1 millimeter mm meter m 0 001 English to Metric From To Mulitply By BTU hr kilowatt kW 0 293 x 10 3 cubic foot ft3 cubic meter m3 2 832 x 10 2 degrees Fahrenheit ºF degrees Celsius ºC ºF 32 1 ...

Страница 20: ...ters 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 ALO Adjusting Screw CCW for more gas Cap 756 710 760 910 684 742 Symbol Appearance Name Remarks Bulletin Info Guide A ratio regulator is used to control the air gas ratio The ratio regulator is a sealed unit that adjusts th...

Страница 21: ...Eclipse RatioMatic v3 00 Design Guide No 110 4 98 Pressure Taps Impulse Line KEY TO SYSTEM SCHEMATICS CONTINUED A 3 Symbol Appearance Name Remarks Bulletin Info Guide ...

Страница 22: ...Eclipse RatioMatic v3 00 Design Guide No 110 04 98 Blank page A 4 ...

Страница 23: ... Fax 31 182 533269 E mail eclipse xs4all nl www eclipsenet com Asia Pacific Region Korea Taiwan China ASEAN Region Eclipse Combustion China Ltd Unit 1026 Block B Focal Industrial Centre 21 Man Lok Street Hunghon Kowloon Hong Kong China Phone 852 22333 8350 Fax 852 22356 0014 E mail jcate4455 aol com www eclipsenet com Australia Japan India Region Eclipse Combustion Inc 1665 Elmwood Road Rockford I...

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