Standard

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AS 1735.5.1:2019

[Current]

Lifts, escalators and moving walks, Part 5.1: Safety of escalators and moving walks — Construction and installation (EN 115-1:2017, MOD)

The objective of this Standard is applicable for new escalators and moving walks (pallet or belt type) as defined in Clause 3.

Published: 29/11/2019

Pages: 106

Table of contents

Cited references

Content history

Table of contents

Header

About this publication

Preface

European foreword

Introduction

1 Scope

2 Normative references

3 Terms and definitions, symbols and abbreviations

3.1 Terms and definitions

3.2 Symbols and abbreviations

4 List of significant hazards

4.1 General

4.2 Mechanical hazards

4.3 Electric hazards

4.4 Radiation hazards

4.4.1 Electromagnetic radiation generated by the machine

4.4.2 Electromagnetic radiation received from outside

4.5 Fire hazard

4.6 Hazards generated by neglecting ergonomic principles in machinery design

4.7 Hazard generated by failure of control circuit

4.8 Hazards generated by break-up during operation

4.9 Slipping, tripping and falling hazards

4.10 Hazards specific for this type of machine

4.11 Significant hazards due to seismic events

5 Safety requirements and/or protective measures

5.1 General

5.2 Supporting structure (truss) and enclosure

5.2.1 General

5.2.1.1

5.2.1.2

5.2.1.3

5.2.1.4

5.2.1.5

5.2.1.6

5.2.2 Angle of inclination

5.2.3 Access to the interior

5.2.4 Inspection covers

5.2.5 Structural design

5.3 Steps, pallets, belt

5.3.1 General

5.3.2 Dimensions

5.3.2.1 General

5.3.2.2 Step treads and pallets (see Figure 5, detail X and Figure 8)

5.3.2.2.1

5.3.2.2.2

5.3.2.2.3

5.3.2.2.4

5.3.2.2.5

5.3.2.2.6

5.3.2.2.7

5.3.2.2.8

5.3.2.2.9

5.3.2.3 Belts (see Figure 5, detail X)

5.3.2.3.1

5.3.2.3.2

5.3.2.3.3

5.3.2.3.4

5.3.2.3.5

5.3.3 Structural design

5.3.3.1 General

5.3.3.2 Static test

5.3.3.2.1 Steps

5.3.3.2.2 Step riser

5.3.3.2.3 Pallets

5.3.3.2.4 Belts

5.3.3.3 Dynamic tests

5.3.3.3.1 Steps

5.3.3.3.1.1 Load test

5.3.3.3.1.2 Torsional test

5.3.3.3.2 Pallets

5.3.3.3.2.1 Load test

5.3.3.3.2.2 Torsional test

5.3.4 Guiding of steps, pallets and belt

5.3.5 Clearance between steps or pallets

5.3.6 Missing step or pallet device

5.4 Drive unit

5.4.1 Driving machine

5.4.1.1 General

5.4.1.2 Speed

5.4.1.2.1

5.4.1.2.2

5.4.1.2.3

5.4.1.3 Link between operational brake and step, pallet or belt drive

5.4.1.3.1

5.4.1.3.2

5.4.1.4 Hand winding device

5.4.2 Braking system

5.4.2.1 Operational brake

5.4.2.1.1 General

5.4.2.1.1.1

5.4.2.1.1.2

5.4.2.1.1.3

5.4.2.1.1.4

5.4.2.1.1.5

5.4.2.1.2 Electro-mechanical brake

5.4.2.1.3 Brake load and stopping distances for operational brake

5.4.2.1.3.1 Determination of the brake load for escalators

5.4.2.1.3.2 Stopping distances for the escalator

5.4.2.1.3.3 Determination of the brake load for moving walks

5.4.2.1.3.4 Stopping distances for moving walks

5.4.2.2 Auxiliary brake

5.4.2.2.1

5.4.2.2.2

5.4.2.2.3

5.4.2.2.4

5.4.2.2.5

5.4.2.3 Protection against risks of excessive speed and unintentional reversal of the direction of travel

5.4.3 Steps and pallets drive

5.4.3.1

5.4.3.2

5.4.3.3

5.4.4 Belt drive

5.4.4.1

5.4.4.2

5.5 Balustrade

5.5.1 General

5.5.2 Dimensions of balustrade

5.5.2.1

5.5.2.2

5.5.2.3

5.5.2.4

5.5.2.5

5.5.2.6

5.5.2.6.1

5.5.2.6.2

5.5.3 Skirting

5.5.3.1

5.5.3.2

5.5.3.3

5.5.3.4

5.5.4 Newel

5.5.4.1

5.5.4.2

5.5.5 Clearance between steps, pallets or belt and skirting

5.5.5.1

5.5.5.2

5.6 Handrail system

5.6.1 General

5.6.2 Profile and position

5.6.2.1

5.6.2.2

5.6.2.3

5.6.3 Distance between the handrail centre lines

5.6.4 Handrail entry

5.6.4.1

5.6.4.2

5.6.4.3

5.6.5 Guiding

5.7 Landings

5.7.1 Surface properties

5.7.2 Configuration of steps, pallets and belts

5.7.2.1

5.7.2.2

5.7.2.3

5.7.2.4

5.7.2.5

5.7.3 Combs

5.7.3.1 General

5.7.3.2 Design

5.7.3.2.1

5.7.3.2.2

5.7.3.2.3

5.7.3.2.4

5.7.3.2.5

5.7.3.2.6

5.7.3.3 Mesh depth of the combs into the grooves

5.7.3.3.1

5.7.3.3.2

5.8 Machinery spaces, driving station and return stations

5.8.1 General

5.8.2 Dimensions and equipment

5.8.2.1

5.8.2.2

5.8.2.3

5.8.3 Lighting and socket outlets

5.8.3.1

5.8.3.2

5.8.3.3 Socket outlets shall be:

5.9 Fire protection

5.10 Transportation

5.11 Electric installations and appliances

5.11.1 General

5.11.1.1 Introduction

5.11.1.2 Limits of application

5.11.1.2.1

5.11.1.2.2

5.11.1.2.3

5.11.1.3 Protection against direct contact

5.11.1.4 Insulation resistance tests

5.11.1.5 Voltage limit for control and safety circuits

5.11.1.6 Conductor for neutral and earth-continuity

5.11.2 Contactors, relay contactors, components of failsafe circuits

5.11.2.1 Contactors and relay contactors

5.11.2.1.1

5.11.2.1.2

5.11.2.1.3

5.11.2.1.4

5.11.2.2 Components of failsafe circuits

5.11.2.2.1

5.11.2.2.2

5.11.2.2.3

5.11.3 Main switches

5.11.3.1

5.11.3.2

5.11.3.3

5.11.3.4

5.11.4 Electric wiring

5.11.4.1 Conductors and cables

5.11.4.2 Cross-sectional area of conductors

5.11.4.3 Wiring practices

5.11.4.3.1

5.11.4.3.2

5.11.4.3.3

5.11.4.3.4

5.11.4.3.5

5.11.4.3.6

5.11.4.3.7

5.11.4.4 Connectors

5.12 Electric control system

5.12.1 Protective devices and functions

5.12.1.1 Overview

5.12.1.2 Protection against electric faults

5.12.1.2.1

5.12.1.2.2

5.12.1.2.3

5.12.1.3 Protection of motors

5.12.1.3.1

5.12.1.3.2

5.12.1.3.3

5.12.1.3.4

5.12.1.3.5

5.12.1.4 Protection of safety devices

5.12.1.5 Protection against electrostatic loading

5.12.2 Safety devices and functions

5.12.2.1 Overview

5.12.2.2 Function of safety devices

5.12.2.3 Monitoring of safety devices

5.12.2.4 Power supply for safety devices

5.12.2.5 Actuation of safety devices

5.12.2.6 Means of safety devices

5.12.2.6.1 Safety switches

5.12.2.6.1.1

5.12.2.6.1.2

5.12.2.6.1.3

5.12.2.6.1.4

5.12.2.6.1.5

5.12.2.6.2 Failsafe circuits

5.12.2.6.2.1

5.12.2.6.2.2

5.12.2.6.2.3

5.12.2.6.2.4

5.12.2.6.2.5

5.12.2.6.3 Safety related electrical, electronic and programmable electronic devices (E/E/PE)

5.12.2.7 Events to be detected by safety devices

5.12.2.7.1 Overview

5.12.2.7.2 Detection of excessive speed

5.12.2.7.3 Detection of unintentional reversal of the direction of travel

5.12.2.7.4 Detection of non-lifting of the auxiliary brake

5.12.2.7.5 Detection of breakage or undue elongation of parts immediately driving the steps, pallets or the belt

5.12.2.7.6 Detection of movement of tensioning device

5.12.2.7.7 Detection of entrapment at comb

5.12.2.7.8 Detection of the stopping of a succeeding escalator or moving walk or detection of structural measures blocking the exit of the escalator or moving walk

5.12.2.7.9 Detection of entrapment at hand rail entry

5.12.2.7.10 Detection of sagging step or pallet

5.12.2.7.11 Detection of missing step or pallet

5.12.2.7.12 Detection of non-lifting of the operational brake

5.12.2.7.13 Detection of speed deviation of the hand rail

5.12.2.7.14 Detection of opened inspection cover

5.12.2.7.15 Detection of the actuation of the stop device for emergency situations

5.12.2.7.16 Detection of installed hand winding device

5.12.2.7.17 Detection of the maintenance and repair stop device

5.12.2.7.18 Detection of the actuation of the stop device on the inspection control device

5.12.2.7.19 Detection of the absence/presence of a removable barrier intended to prevent access of shopping trolleys and baggage carts

5.12.2.8 Function of failure lock

5.12.2.9 Function for detecting deviations of the electrical braking sequence

5.12.2.9.1 General

5.12.2.9.2 Detection of time deviations for the braking sequence for electrical braking

5.12.3 Control devices and functions

5.12.3.1 Overview

5.12.3.2 Making available for use and starting - manually operated

5.12.3.3 Automatic operation - Starting in predetermined direction

5.12.3.3.1

5.12.3.3.2

5.12.3.3.3

5.12.3.3.3.1

5.12.3.3.3.2

5.12.3.4 Automatic operation - Starting in 2-Direction-Mode

5.12.3.4.1

5.12.3.4.2

5.12.3.4.3

5.12.3.4.3.1

5.12.3.4.3.2

5.12.3.5 Stopping the escalator or moving walk

5.12.3.5.1 General

5.12.3.5.2 Initiation of the braking sequence of the operational brake

5.12.3.5.2.1 General

5.12.3.5.2.2 Electrical braking

5.12.3.5.3 Initiation of the braking sequence by the auxiliary brake

5.12.3.6 Stopping and making unavailable by operator - manually operated

5.12.3.7 Stopping - automatically operated

5.12.3.8 Stopping by stop device for emergency situations, manually operated

5.12.3.8.1

5.12.3.8.2

5.12.3.9 Stopping initiated by protective and safety devices and functions

5.12.3.10 Preventing from starting when permitted stopping distance exceeded

5.12.3.11 Intended reversal of direction of travel

5.12.3.12 Reactivation for automatic restart

5.12.3.13 Inspection control

5.12.3.13.1

5.12.3.13.2

5.12.3.13.3

5.12.3.13.4

6 Verification of the safety requirements and/or protective measures

6.1 General

6.2 Specific data, test reports and certificates

7 Information for use

7.1 General

7.2 Signals and warning devices

7.2.1 Plates, inscriptions and notices for use

7.2.1.1 General

7.2.1.2 Safety signs near the entrances of escalators or moving walks

7.2.1.2.1

7.2.1.2.2

7.2.1.2.3

7.2.1.3 Instructions for hand winding devices

7.2.1.4 Notices on the access doors to machinery spaces outside the truss, driving and return stations

7.2.2 Special indicators for escalators and moving walks starting automatically

7.3 Inspection and test

7.3.1 General

7.3.2 Constructional inspection and acceptance inspection and test

7.4 Accompanying documents (in particular, instruction handbook)

7.4.1 Contents

7.4.2 Presentation of the instruction handbook

7.4.3 Advice for drafting and editing information for use

7.5 Marking

Annex A

A.1 General

A.2 Free space for users

A.2.1

A.2.2

A.2.3

A.2.4

A.2.5

A.2.6

A.2.7

A.2.8

A.2.9

A.3 Machinery spaces outside the truss

A.3.1

A.3.2

A.3.3

A.3.4

A.3.5

A.3.6

A.3.7

A.4 Measures to prevent access of shopping trolleys and baggage carts

A.4.1 General

A.4.2 Barriers

A.5 Fixed guiding barriers and traffic columns

A.6 Electric power supply

Annex B

B.1 Scope

B.2 Failure exclusions - conditions

Annex C

Annex D

D.1 General

D.2 General provisions

D.2.1 Failsafe circuits containing electronic components

D.2.2 Safety related electrical, electronic and programmable electronic devices (E/E/PE)

D.3 Test samples

D.4 Mechanical tests

D.4.1 General

D.4.2 Vibrations

D.4.3 Bumping

D.4.3.1 General

D.4.3.2 Partial test shocking

D.4.3.3 Continuous shocking

D.5 Climatic stress testing

D.5.1 Temperature tests

D.5.2 Humidity tests

D.6 Functional and safety test of E/E/PE

Annex E

Annex F

F.1 General

F.2 Torsional test 1

F.3 Torsional test 2

Annex G

Annex H

H.1 Maximum capacity

H.2 Escalators or moving walks for public transport

Annex I

I.1 Escalators

I.2 Moving walks

Annex J

J.1 Introduction

J.2 Testing and assessing anti-slip properties

Annex K

K.1 Introduction

K.2 Testing and assessing sliding properties

Annex L

Annex M

M.1 Introduction

M.2 Structural requirements

M.2.1 General

M.2.2 Supports

M.2.3 Arrangement

M.2.4 Mechanical safety devices for escalators and moving walks

M.3 Design requirements

M.3.1 General

M.3.2 Truss

M.3.3 Mass for the truss of escalators and moving walks

M.3.4 Condition of loading and deformation during a seismic event

M.3.5 Calculation procedure according to EN 1998-1:2004

M.4 Machinery

M.5 Electrical installation and other equipment

Annex N

N.1 Format of an interpretation request

N.2 Format of an interpretation

Annex ZA

Bibliography

Appendix ZZ

ZZ.1 Scope

ZZ.2 Variations

Cited references in this standard

EN 10083-1:2006

Steels for quenching and tempering — Part 1: General technical delivery conditions

EN 10025-6:2004+A1:2009

Hot rolled products of structural steels — Part 6: Technical delivery conditions for flat products of high yield strength structural steels in the quenched and tempered condition

EN 10025-5:2004

Hot rolled products of structural steels — Part 5: Technical delivery conditions for structural steels with improved atmospheric corrosion resistance

EN 10025-2:2004

Hot rolled products of structural steels — Part 2: Technical delivery conditions for non-alloy structural steels

EN 10025-4:2004

Hot rolled products of structural steels — Part 4: Technical delivery conditions for thermomechanical rolled weldable fine grain structural steels

Content history

AS 1735.5:2015

[Superseded]

EN 115-1:2017

DR AS 1735.5.1:2019

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