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

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

13、r . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . viii Preface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xvi S

14、ummary 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 Sco

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

19、 Machinery 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

22、 for 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 Ma

26、chines 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 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

28、 38 Part IV Hydraulic Elevators . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41 Scope . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41 Section 4.1 Hoistway, Hoistway

29、 Enclosures, 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 Addition

32、al 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 Ligh

35、ting 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 S

40、cope . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 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.

43、3 Construction 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 Fastenin

48、gs . . . . . . . . . . . . . . . . . . . . . . . . . . 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 . . . . . . . . . . . . . . . . . . .