ANSI CSA AM Z21.40.2A-1997 GAS-FIRED WORK ACTIVATED AIR-CONDITIONING AND HEAT PUMP APPLIANCES (Addenda to the First Edition).pdf

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1、Addenda toAmerican National Standard/Canadian Gas Association StandardZ21.40.2-1996iiCGA 2.92-M96forGAS-FIRED, WORK ACTIVATEDAIR-CONDITIONING AND HEAT PUMPAPPLIANCESANSI Z21.40.2a-1997(Reaffirmed 2017)CGA 2.92a-M97(Reaffirmed 2017)PART IIPERFORMANCE2.6 ENGINE OPERATING CHARACTERISTICS2.6.1 Engine St

2、artingGas engines shall be capable of starting and restarting within the designed startingcycle.Method of TestSix tests shall be conducted with the appliance exposed to an ambient temperature of 125F|(52C): three at 85 percent of the appliance rating plate voltage and at normal, reduced and|increase

3、d appliance supply test pressures specified in 2.3, and three at 100 percent of theappliance rating plate voltage and at normal, reduced and increased appliance supply testpressures specified in 2.3.Six additional tests shall be conducted with the appliance exposed to the manufacturers|specified min

4、imum ambient operating temperature: three at 85 percent of the appliance rating|plate voltage and at normal, reduced and increased appliance supply test pressures specified|in 2.3, and three at 100 percent of the appliance rating plate voltage and at normal, reduced|and increased appliance supply te

5、st pressures specified in 2.3.|The appliance shall be placed in operation in accordance with the manufacturers startinginstructions and operated as specified in 2.1.8. After equilibrium conditions have beenattained all electrical power to the appliance shall be shut off. After at least 2 minutes ofs

6、hutdown, the electrical power shall be restored. The engine shall restart and operate withinthe designed starting cycle.NOTE: Changes, other than editorial, are denoted by a vertical line in the margin.Approved March 13, 1997 by American National Standards Institute, Inc.Approved June 28, 1996 by th

7、e Interprovincial Gas Advisory Council; Effective in Canada September, 1998.SECRETARIATS:International Approval Services - U.S., Inc. and Canadian Gas Association8501 East Pleasant Valley Road 243 Consumers Road, Suite 1200Cleveland, Ohio, U.S.A 44131 North York, Ontario, Canada M2J 5E3Printed in U.

8、S.A. Page1of2Copyright 1997International Approval Services - U.S., Inc./Canadian Gas AssociationPermission is granted to republish material herein in laws or ordinances, andin regulations, administrative orders, or similar documents issued by publicauthorities. Those desiring permission for other re

9、publication should consultInternational Approval Services - U.S., Inc. or the Canadian Gas Association at theaddresses noted above.EXHIBIT BITEMS UNIQUE TO ONE COUNTRY (U.S.A.)B.1 1.8 ELECTRICAL EQUIPMENT AND WIRING1.18.9 The leads or terminals of an individual control in the gas control circuit tha

10、t are|provided for making electrical connections and which are intended to be disconnected|in order to replace or service the control shall be identified by a number(s), letter(s),|symbol(s) or combination thereof, in a color which contrasts with the background.|This provision does not apply when:|a. The control incorporates means which shall physically prevent miswiring; or|b. The control incorporates only two terminals or leads, the interchange of which|does not change the operation of the control.|(Former 1.18.9 through 1.18.49 become 1.18.10 through 1.18.50, respectively.)Page2of2