Eclipse RA Series Design Manual
Design Guide 115
11/12/2008
Eclipse RatioAir
Burners
RA Series
Version 1
Co p y r i g h t
Copyright 2005 by Eclipse, Inc. All rights reserved worldwide.
This publication is protected by federal regulation and shall not
be copied, distributed, transmitted, transcribed or translated
into any human or computer language, in any form or by any
means, to any third parties, without the express written consent
of Eclipse, Inc.
Di s C l a i m e r No t i C e
li ab il it y a N D
Wa r r a N t y
In accordance with the manufacture’s policy of continual product
improvement, the product presented in this brochure is subject
to change without notice or obligation.
The material in this manual is believed adequate for the
intended use of the product. If the product is used for purposes
other than those specied herein, conrmation of validity and
suitability must be obtained. Eclipse warrants that the product
itself does not infringe upon 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 nd 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 benet of our customers. Please send your corrections and
comments to our Marketing Communications Manager.
It must be understood that Eclipse’s liability for its product,
whether due to breach of warranty, negligence, strict liability, or
otherwise is limited to the furnishing of replacement parts and
Eclipse will not be liable for any other injury, loss, damage or
expenses, whether direct or consequential, including but not
limited to loss of use, income, or damage to material arising in
connection with the sale, installation, use of, inability to use, or
the repair or replacement of Eclipse’s products.
Any operation expressly prohibited in this Guide, any
adjustment, or assembly procedures not recommended or
authorized in these instructions shall void the warranty.
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Eclipse RatioAir v1 Design Guide No. 115, 11/12/2008
About This Manual
au D i e N C e
ra t i o ai r Do C u m e N t s
This manual has been written for people who are already familiar
with all aspects of a nozzle-mix burner and its add-on
components, also referred to as “the burner system”.
These aspects are:
Design / Selection•
Use•
Maintenance•
The audience is expected to have previous experience with this
type of equipment.
Design Guide No. 115
This document•
Datasheet, Series 115
Available for individual RA models•
Required to complete design and selection•
Installation Guide No. 115
Used with Datasheet to complete installation•
Price List No. 115
Used to order burners•
Eclipse RatioAir v1 Design Guide No. 115, 11/12/2008
Related Documents
EFE 825 (Combustion Engineering Guide)•
Eclipse Bulletins and Info Guides: 710, 732, 742, 760, 818, •
832, 852, 854, 856, 610, 820, 930
Purpose
The purpose of this manual is to ensure that the design of a safe,
effective, and trouble-free combustion system is carried out.
3
Do C u m e N t
Co N v e N t i o N s
There are several special symbols in this document. You must
know their meaning and importance.
The explanation of these symbols follows below. Please read it
thoroughly.
Danger:
Indicates hazards or unsafe practices which WILL
result in severe personal injury or even death.
Only qualied and well trained personnel are allowed
to carry out these instructions or procedures.
Act with great care and follow the instructions.
Warning:
Indicates hazards or unsafe practices 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.
ho W to ge t he l p
Note:
Indicates an important part of the text. Read thoroughly.
If you need help, contact your local Eclipse representative.
You can also contact Eclipse at:
1665 Elmwood Rd.
Rockford, Illinois 61103 U.S.A.
Phone: 815-877-3031
Fax: 815-877-3336
http://www.eclipsenet.com
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Eclipse RatioAir v1 Design Guide No. 115, 11/12/2008
Table of Contents
Introduction .................................................................... 6
1
Product Description ......................................................... 6
Safety .............................................................................. 7
2
Introduction ...................................................................... 7
Safety ..............................................................................7
Capabilities ......................................................................7
Operator Training.............................................................7
Replacement Parts ..........................................................7
System Design ............................................................... 8
3
Design .............................................................................8
Step 1: Burner Option Selection ......................................9
Step 2: Blower Option Selection ...................................... 11
Step 3: Control Methodology ...........................................11
Step 4: Ignition System.................................................... 12
Step 5: Flame Monitoring Control System ....................... 13
Step 6: Main Gas Shut-Off Valve Train ............................ 14
Appendix ........................................................................ 15
Conversion Factors .........................................................15
Key to System Schematics .............................................. 16
Eclipse RatioAir v1 Design Guide No. 115, 11/12/2008
5
Introduction
1
pr o D u C t De s C r i p t i o N
The RatioAir is a nozzle-mix type burner designed for direct and
indirect air heating of a wide range of applications including:
Industrial Ovens and Furnaces•
Glass Lehrs•
Indirect Fired Air Heaters•
RTO Incinerators•
After Burners•
Galvanizing Kettles•
Waterbath Vaporizers•
The burner package includes a combustion air blower and an air/
gas ratio regulator to re over a wide gas turndown range with
controlled ratio. Available with three different outlet tube
velocity characteristics (standard, medium and high velocity),
RatioAir Burners are capable of outlet speeds of 250 ft/s with the
medium velocity and 500 ft/s with the high velocity.
The burner is designed for:
Efcient Ratio Controlled Combustion•
Reliable Burner Operation•
Simple Burner Adjustment•
Direct Spark Ignition•
Multiple Fuel Capability•
A wide variety of options and congurations are available due to
the modular design of the burner.
The RatioAir Burner
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Eclipse RatioAir v1 Design Guide No. 115, 11/12/2008
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