ANSI ASME A17.3-2017 Safety Code for Existing Elevators and Escalators (Incorporates Interpretation No 10 APRIL 2015 THROUGH MAY 2017).pdf

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1、Safety Code for Existing Elevators and Escalators Includes Requirements for Electric and Hydraulic Elevators and Escalators AN AMERICAN NATIONAL STANDARD ASME A17.3-2017 (Revision of ASME A17.3-2015)ASME A17.3-2017 (Revision of ASME A17.3-2015) Safety Code for Existing Elevators and Escalators Inclu

2、des Requirements for Electric and Hydraulic Elevators and Escalators AN AMERICAN NATIONAL STANDARD xDate of Issuance: May 23, 2018 The next edition of this Code is scheduled for publication in 2021. This Code will become effective 6 months aft er the Dat e of Issuance. ASME issues writt en replies t

3、o inquiries concerning interpre tations of tec hnical aspects of this Code. The interpre tations are included with this edition. Int erpretations are also published on the ASME websit e under the Committ ee Pages at http:/ cst ools.asme.org/ as they are issued. Errata to codes and s tandards may be

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6、The American Society of Mechanical Engineers. This code or standard was developed under proc edures accredited as meeting the criteria for American National Standards. The Standards Commit tee that approved the code or standard was balanced to assure that individuals fro m competent and concerned in

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11、s, which precludes the issuance of int erpretations by individuals. No part of this document may be reproduced in any form, in an electronic retrieval sys t em or otherwise, without the prior writ ten permission of the publisher . The American Society of Mechanical Engineers Two Park Avenue, New Yor

12、k, NY 10016-5990 Copyright 2018 by THE AMERICAN SOCIETY OF MECHANICAL ENGINEERS All rights reserved Printed in U.S.A.CONTENTS Foreword . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . vi Committee Roster .

13、 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . viii Preface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xvi Summ

14、ary of Changes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xx Part I Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 Section 1.1 Scope .

15、. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 Section 1.2 Application of Code . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 Section 1.3 Purpose and Exceptions . . .

16、 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 Section 1.4 Definitions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 Section 1.5 Alterations, Maintenance, and Inspections and Tests . .

17、 . . . . . . . . . . . . . . . . . . . . . . . 18 Section 1.6 Reference Documents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18 Part II Hoistways and Related Construction for Electric Elevators . . . . . . . . . . . . . . . . . . . . . 20 Scope

18、. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20 Section 2.1 Hoistways . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20 Section 2.2 Machine Rooms and Ma

19、chinery Spaces . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21 Section 2.3 Pits . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22 Section 2.4 Clearances and Runbys . . . . . . . . . . . . . . .

20、. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22 Section 2.5 Protection of Spaces Below Hoistways . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23 Section 2.6 Hoistway Entrances . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

21、. . . . . . . . . . . . . 23 Section 2.7 Hoistway-Door Locking Devices, Parking Devices, and Access . . . . . . . . . . . . . . . . . . . 25 Section 2.8 Power Operation of Doors and Gates . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27 Part III Machinery and Equipment fo

22、r Electric Elevators . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28 Scope . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28 Section 3.1 Buffers and Bumpers . . . . . . . . . . . . . . . . . . . . . . . . . . .

23、 . . . . . . . . . . . . . . . . . . . . . . . 28 Section 3.2 Counterweights . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28 Section 3.3 Car Frames and Platforms . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

24、 . . . . . . . . 28 Section 3.4 Car Enclosures . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29 Section 3.5 Safeties . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

25、 31 Section 3.6 Speed Governors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32 Section 3.7 Capacity and Loading . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32 Section 3.8 Driving Machi

26、nes and Sheaves . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34 Section 3.9 Terminal Stopping Devices . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35 Section 3.10 Operating Devices and Control Equipment . . . . . . .

27、 . . . . . . . . . . . . . . . . . . . . . . . . . . 35 Section 3.11 Emergency Operation and Signaling Devices . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38 Section 3.12 Suspension Means and Their Connections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38

28、 Part IV Hydraulic Elevators . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41 Scope . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41 Section 4.1 Hoistway, Hoistway En

29、closures, and Related Construction . . . . . . . . . . . . . . . . . . . . . 41 iiiSection 4.2 Mechanical Equipment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41 Section 4.3 Driving Machines . . . . . . . . . . . . . . . . . . . . . . . . . . . .

30、. . . . . . . . . . . . . . . . . . . . . . . . . 41 Section 4.4 Valves, Supply Piping, and Fittings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42 Section 4.5 Tanks . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

31、. . . . . . . . . . . 42 Section 4.6 Terminal Stopping Devices . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42 Section 4.7 Operating Devices and Control Equipment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43 Section 4.8 Additional

32、Requirements for Counterweighted Hydraulic Elevators . . . . . . . . . . . . . . 43 Section 4.9 Additional Requirements for Roped-Hydraulic Elevators . . . . . . . . . . . . . . . . . . . . . . 43 Part V Escalators . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

33、 . . . . . . . . . . . . . . . 45 Scope . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45 Section 5.1 Construction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

34、. . 45 Section 5.2 Brakes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46 Section 5.3 Operating and Safety Devices . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46 Section 5.4 Lightin

35、g of Escalators . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47 Section 5.5 Entrance and Egress Ends . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48 Part VI Dumbwaiters . . . . . . . . . . . . . . . .

36、 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50 Scope . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50 Section 6.1 Hoistway, Hoistway Enclosures, and Related Construction . . . . . . . .

37、 . . . . . . . . . . . . . 50 Section 6.2 Machinery and Equipment for Hand and Electric Dumbwaiters . . . . . . . . . . . . . . . . . 51 Section 6.3 Machinery and Equipment for Hydraulic Dumbwaiters . . . . . . . . . . . . . . . . . . . . . . . . 53 Part VII Hand Elevators . . . . . . . . . . . . .

38、. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55 Scope . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55 Section 7.1 Hoistway, Hoistway Enclosures, and Related Construction . . . . . . .

39、. . . . . . . . . . . . . . 55 Section 7.2 Machinery and Equipment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 56 Part VIII Sidewalk Elevators . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 58 Scop

40、e . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 58 Section 8.1 Hoistway, Hoistway Enclosures, and Machine Rooms . . . . . . . . . . . . . . . . . . . . . . . . . 58 Section 8.2 Machinery and Equipment . . . . . . . . . . .

41、 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 59 Part IX Moving Walks . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 61 Scope . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

42、. . . . . . . . . . . . . . . . . . . 61 Section 9.1 Protection of Floor Openings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 61 Section 9.2 Protection of Supports and Machine Spaces Against Fire . . . . . . . . . . . . . . . . . . . . . . 61 Section 9.3 C

43、onstruction Requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 61 Section 9.4 Entrance and Egress Ends . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 62 Section 9.5 Driving Machine, Motor, and Brake . .

44、. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 62 Section 9.6 Operating and Safety Devices . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 63 Section 9.7 Lighting and Access . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

45、 . . . . . . . . . . . . . . . . . . . . 64 Part X Private Residence Elevators . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 65 Scope . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

46、65 Section 10.1 Hoistway, Hoistway Enclosures, and Related Construction . . . . . . . . . . . . . . . . . . . . . 65 Section 10.2 Cars . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 67 Section 10.3 Counterweights . . . .

47、. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 68 Section 10.4 Safeties and Governors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 68 Section 10.5 Car and Counterweight Guide Rails and Fastenings

48、. . . . . . . . . . . . . . . . . . . . . . . . . . 69 Section 10.6 Car and Counterweight Buffers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 69 ivSection 10.7 Driving Machines, Sheaves, and Their Supports . . . . . . . . . . . . . . . . . . . . . . . . . . .

49、. . 69 Section 10.8 Terminal Stopping Devices . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 71 Section 10.9 Operating Devices and Control Equipment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 71 Section 10.10 Emergency Signal Devices . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 72 Section 10.11 Limitation of Load, Speed, and Rise . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 72 Section 10.12 Marking Plates . . . . . . . . . . . . . . . . . . . . .