UL 60730-2-5 (ND)-2014 National Differences For UL 60730-2-5 Automatic Electrical Controls for Household and Similar Use Part 2-5 Particular Requirements for Automatic Electrical Bw.pdf

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1、UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM ULNational Differences ForUL 60730-2-5Automatic Electrical Controls for Household and Similar Use, Part 2-5: Particular Requirementsfor Automatic Electrical Burner Control SystemsUL COPYRIGHTED MAT

2、ERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM ULNational Differences ForUL 60730-2-5Automatic Electrical Controls for Household and Similar Use, Part 2-5: Particular Requirements forAutomatic Electrical Burner Control SystemsEdition: 3Edition Date: January 30,

3、2014The preface of the Third Edition of UL 60730-2-5, the common CSA Group, and UL (binational)standard (an adoption of IEC 60730-2-5, Safety Standard of Automatic Electrical Controls forHousehold and Similar Use, Part 2-5: Particular Requirements for Automatic Electrical BurnerControl Systems) is b

4、eing revised to incorporate an administrative change for CSA Group. ForCanada, this new edition supersedes previous CSA edition (ANSI Z21.20-2007 CSA C22.2 No.199-2007) as well as CAN/CSA-E730-2-5-94. The latter was accidentally omitted in the originalpreface. No changes in requirements are involved

5、.As noted in the Commitment for Amendments statement located on the back side of the titlepage, UL and CSA Group are committed to updating this harmonized standard jointly and arepublishing revised pages accordingly.OLD ABOVEThe preface of the Third Edition of UL 60730-2-5, the common CSA Group, and

6、 UL (binational)standard (an adoption of IEC 60730-2-5, Safety Standard of Automatic Electrical Controls forHousehold and Similar Use, Part 2-5: Particular Requirements for Automatic Electrical BurnerControl Systems) is being revised to incorporate an administrative change for UL only. The ULeffecti

7、ve date from the preface has been removed.This revision is also being issued to process the following notice for the implementation ofrequirements. No changes to the requirements in this standard are involved.As noted in the Commitment for Amendments statement located on the back side of the titlepa

8、ge, UL and CSA Group are committed to updating this harmonized standard jointly and arepublishing revised pages accordingly. However, the revision pages dated August 1, 2014 will notbe jointly issued by UL and CSA Group as these revision pages only address theaforementioned UL revision.This document

9、 provides a single listing of the National Differences included in the UL adoption ofthe corresponding IEC standard.All rights reserved. No part of this publication may be reproduced, stored in a retrieval system, ortransmitted in any form by any means, electronic, mechanical photocopying, recording

10、, or otherwisewithout prior permission of UL.UL provides this standards document as is without warranty of any kind, either expressed or implied,including but not limited to, the implied warranties of merchantability or fitness for any purpose.AUGUST 1, 2014NATIONAL DIFFERENCES FOR UL UL 60730-2-52U

11、L COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM ULIn no event will UL be liable for any special, incidental, consequential, indirect or similar damages,including loss of profits, lost savings, loss of data, or any other damages arising out of the

12、 use of or theinability to use this standards document, even if UL or an authorized UL representative has been advisedof the possibility of such damage. In no event shall ULs liability for any damage ever exceed the pricepaid for this standards document, regardless of the form of the claim.Users of

13、the electronic versions of ULs Standards for Safety agree to defend, indemnify, and hold ULharmless from and against any loss, expense, liability, damage, claim, or judgment (including reasonableattorneys fees) resulting from any error or deviation introduced while purchaser is storing an electronic

14、Standard on the purchasers computer system.Copyright Underwriters Laboratories Inc.AUGUST 1, 2014 NATIONAL DIFFERENCES FOR UL UL 60730-2-5 3UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM ULPrefaceThis document provides a single listing of the t

15、echnical National Differences included in the UL adoptionof the corresponding IEC standard.In its IEC-based standards, UL uses the notations indicated below to identify national difference type, andthese types are additionally noted in this document. The standard may not use all types of thesedeviat

16、ions.D1 - These are deviations which are based on basic safety principles and requirements, elimination ofwhich would compromise safety for U.S. consumers and users of products.D2 - These are deviations based on safety practices. These are deviations for IEC requirements that maybe acceptable, but a

17、dopting the IEC requirements would require considerable retesting or redesign on themanufacturers part.DC - These are deviations based on the component standards and will not be deleted until a particularcomponent standard is harmonized with the IEC component standard.DE - These are deviations based

18、 on editorial comments or corrections.DR - These are deviations based on the national regulatory requirements.Each national difference contains a description of what the national difference entails. Typically one of thefollowing words is used to explain how the text of the national difference is to

19、be applied to the base IECtext:Addition / Add - An addition entails adding a complete new numbered clause, subclause, table,figure, or annex. Addition is not meant to include adding select words to the base IEC text.Deletion / Delete - A deletion entails complete deletion of an entire numbered claus

20、e, subclause,table, figure, or annex without any replacement text.Modification / Modify - A modification is an altering of the existing base IEC text such as theaddition, replacement or deletion of certain words or the replacement of an entire clause,subclause, table, figure, or annex of the base IE

21、C text.AUGUST 1, 2014NATIONAL DIFFERENCES FOR UL UL 60730-2-54UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM ULNational Differences1.1DV.1 D2 Modification of 1.1 by adding the following text to the note:Separate ignition devices (electrodes, pi

22、lot burners, etc.) are covered by this part 2-5 (Refer to Annex DVKK).1.1DV.2 D2 Modification of 1.1 by adding the following text:Devices such as thermoelectric flame supervision, pilot burners, oxygen depletion safetyshut-off systems (ODS), thermoelectric safety shut-off devices, fast-acting thermo

23、couples,and other components are covered in Annex DVKK.1.1.1DV D2 Modification of 1.1.1 by adding the following text:This part 2-5 does apply to systems designed exclusively for industrial applications.1.2DV DR Modification of 1.2 by adding the following text:The maximum control output voltage is 60

24、0 V. The maximum current is unlimited.The primary input circuit of a system shall be a two-wire, one-side-grounded system,having a voltage rating of not more than a nominal 120 volts. A switch or protective deviceshall be in the circuit electrically connected to the ungrounded supply conductor.1.5DV

25、 DC Modification by adding the following to 1.5:IEC 61643-1,(Low-voltage surge protective devices Part 1: Surge protective devices connected tolow-voltage power distribution systems Requirements and tests)ANSI/ASME B1.1-2003,Unified Inch Screw Threads (UN and UNR Thread Form)ANSI/ASME B1.20.1-1983 (

26、R1992),Pipe Threads, General Purpose (Inch)ANSI Z21.21-2005/CSA 6.5-2005,Automatic Valves for Gas AppliancesANSI Z21.78-2005/CSA 6.20-2005,Combination Gas Controls for Gas AppliancesANSI Z223.1/NFPA 54-2006,National Fuel Gas CodeCAN/CSA B140.2.1-M90 (R2005),Oil Burners; Atomizing TypeAUGUST 1, 2014

27、NATIONAL DIFFERENCES FOR UL UL 60730-2-5 5UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM ULCSA B 149.1-10,Natural Gas and Propane Installation CodeCSA-B149.3-10,Code for the Field Approval of Fuel-related Components on Appliances and EquipmentC

28、SA C22.2 No. 3-M1988 (R2004),Electrical Features of Fuel Burning EquipmentCSA C22.2 No. 13-1962 (R2011),Transformers for Luminous-Tube Signs, Oil- and Gas-Burner Ignition Equipment,Cold-Cathode Interior LightingCSA C22.2 No. 66.1,Low Voltage Transformers Part 1: General RequirementsUL 506,Specialty

29、TransformersUL 1449,Surge Protective Devices2.3.112.3DV D2 Addition of 2.3.112.3DV with the following text:HARD LOCKOUTThe automatic action to end an ignition sequence. Reinitiating another ignition sequencerequires a manual operation at the equipment or interruption of the main electrical powersupp

30、ly to the equipment.2.3.112.4DV D2 Addition of 2.3.112.4DV with the following text:SOFT LOCKOUTThe automatic action to end an ignition sequence. Reinitiating another ignition sequenceis accomplished by automatic or manual means either of which may be remote from theequipment.2.3.113.1DV D2 Addition

31、of 2.3.113.1DV with the following text:TRIAL FOR IGNITION PERIODThe period of time between energizing and de-energizing the fuel flow means, if proof ofthe supervised flame is not established. For systems incorporating interrupted pilotignition also considered main burner flame establishing period.2

32、.3.117DV DE Modification of 2.3.117 title with the following text:PROVED IGNITER SYSTEM2.3.118.3DV D2 Addition of 2.3.118.3DV with the following text:INTER-PURGE TIMEAUGUST 1, 2014NATIONAL DIFFERENCES FOR UL UL 60730-2-56UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION

33、WITHOUT PERMISSION FROM ULOn a multitry system, the purge time that takes place between the end of a trial for ignitionperiod and reactivation of the ignition means if proof of the supervised flame is notestablished.Inter-purge time is normally provided for burners where air for combustion is mechan

34、icallyintroduced for ventilation of the combustion chamber and flue passages beforereenergizing the ignition means.2.3.127DV DE Modification of 2.3.127 by adding the following text to the title and note:VALVE OPEN PERIOD / TRIAL-FOR-IGNITION PERIODIn the USA and Canada, this period is referred to as

35、 the trial-for-ignition period.2.3.130DV D2 Addition of the 2.3.130DV with the following text:SAFE START CHECKan action during each start-up sequence, where the system checks for a flame signalbefore any fuel valve is energized.2.101.12DV D2 Addition of 2.101.12DV with the following text:ON DEMAND P

36、ILOTa pilot which, once placed into operation, is intended to remain ignited for a predeterminedperiod of time following an automatic or manual operation of the main burner gas valve.The pilot is automatically extinguished when no automatic or manual operation of the mainburner gas valve occurs duri

37、ng the predetermined period of time.2.101.13DV D2 Addition of 2.101.13DV with the following text:FLAME FAILURE RESPONSE TIMEthe period of time between loss of the supervised ignition source or the supervised mainburner flame and the action to shut off the fuel supply.2.101.14DV D2 Addition of 2.101.

38、14DV with the following text:IGNITION ACTIVATION PERIODThe period of time between energizing the main gas valve and deactivation of the ignitionmeans during a trial for ignition period.2.101.15DV D2 Addition of 2.101.15DV with the following text:AUTOMATIC RESTART TIMEThe period of time between a sof

39、t lockout and the automatic action to initiate anotherignition sequence.AUGUST 1, 2014 NATIONAL DIFFERENCES FOR UL UL 60730-2-5 7UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM UL4.3.2.1DV D2 Modification of 4.3.2.1 by adding the following text

40、to the clause:Controls declared for ac only are tested with ac rated frequency. Controls declared for dconly are tested with dc. Controls declared for ac/dc are tested at both ac and dc voltages.6.1.3DV D1 Modification of 6.1.3 by adding the following text:This clause is applicable.6.15.3DV D2 Modif

41、ication of 6.15.3 by adding the following note:Note: Throughout this document, in-line cords are not permitted.Table 7.2DV D2 Modification of Table 7.2 as follows:Information Clause or subclause Method103.1DV Maximum flame failure response time (if applicable) 2.101.13DV D106.1DV Maximum trial for i

42、gnition period (if applicable) 2.3.113.1DV D115.1DV Operating Timings (if applicable) 15.5DV DAdd Clause reference to item 117 2.101.12DV.11.4.108DV D2 Addition of 11.4.108DV with the following text:A manually reset mechanism is subjected to the lock-out and reset test of 17.16.105.12.2.2DV D2 Modif

43、ication of 12.2.2 with the following text:Compliance is checked by the test sequence described in 12.2.8DV and 12.2.8.1DV after thehumidity treatment of 12.2.7DV.12.2.3DV D2 Modification of 12.2.3 with the following text:Not applicable12.2.7DV D2 Modification of 12.2.7 with the following text:Before

44、 being placed in the humidity cabinet, one of the samples tested in clause 15.5 shallbe conditioned for 4 hours at a temperature of 15.5 2.7C (60 5F). The sample is thenimmediately placed in the humidity cabinet. Immediately following humidity treatment, theelectric strength test of 13.2 shall be co

45、nducted.12.2.8DV D2 Modification of 12.2.8 with the following text:The humidity treatment is carried out in a humidity cabinet containing air with a relativehumidity of 95 4 percent condensing. The temperature of the air, at all places where thesamples can be located, is maintained at 40 2C (104 4F)

46、 for 48 hours without thesample(s) being operated. During the test, the sample(s) shall be protected from anydripping condensate. The sample(s), while in the cabinet, shall then be operated at ratedvoltage and cause either a,bor c to occur. If a or b occur, the test in 12.2.8.1DVshall be conducted.A

47、UGUST 1, 2014NATIONAL DIFFERENCES FOR UL UL 60730-2-58UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM ULa) The control shall act to interrupt flow of fuel under its control.b) The control shall complete that cycle of operation and will fail to s

48、tart or lockout on the subsequent cycle.c) The control shall continue to operate without exceeding the manufacturersspecified maximum timing for flame establishing period, flame failure responsetime, flame failure reignition time, lockout time, ignition activation period, trial forignition period an

49、d valve sequence period, nor be less than the manufacturersspecified minimum timing for recycle time, automatic restart time and purge time.For proved igniter systems, the igniter proving characteristics shall not exceed orbe less than, as applicable, the value(s) specified by the manufacturer.12.2.8.1DV D2 Addition of 12.2.8.1DV with the following text:When required by 12.2.8DV, the sample(s) shall be conditioned for 24 hours at atemperature of 40 2C (104 4F) at a relative humidity of 50 4 percent. The sample(s)shall then be cond