background image

Eclipse RatioAir v1 - Design Guide No. 115,  2/14/05

18

Appendix

C

ONVERSION

F

ACTORS

Metric to English.

From

To

Multiply By

cubic meter (m

3

)

cubic foot (ft

3

)

35.31

cubic meter/hour (m

3

/h)

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

3414

meter (m)

foot (ft)

3.28

millibar (mbar)

inches water column (“w.c.)

0.401

millibar (mbar)

pounds/sq in (psi)

14.5 x 10

-3

millimeter (mm)

inch (in)

3.94 x 10

-2

MJ/m

3

 (normal)

BTU/ft

(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 (ft

3

)

cubic meter (m

3

)

2.832 x 10

-2

degrees Fahrenheit (ºF)

degrees Celsius (ºC)

(ºF – 32) ÷ 1.8

foot (ft)

meter (m)

0.3048

inches (in)

millimeter (mm)

25.4

inches water column (“wc)

millibar (mbar)

2.49

pound (lb)

kilogram (kg)

0.454

pounds/sq in (psi)

millibar (mbar)

68.95

BTU/ft

(standard)

MJ/m

3

 (normal)

40.14

Содержание RatioAir RA Series

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

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

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

Отзывы: