ДСТУ EN 81-31:2025 Норми безпеки щодо конструкції та експлуатації ліфтів. Ліфти для транспортування лише вантажів. Частина 31. Вантажні ліфти (EN 81-31:2024, IDT)

ДСТУ EN 81-31:2025
(EN 81-31:2024, IDT)

Норми безпеки щодо конструкції та експлуатації ліфтів. Ліфти для транспортування лише вантажів. Частина 31. Вантажні ліфти

 
   
 
 
     
Не є офіційним виданням.
Офіційне видання розповсюджує національний орган стандартизації
(ДП «УкрНДНЦ» http://uas.gov.ua)

Contents

European foreword

0 Introduction

1 Scope

2 Normative references

3 Terms and definitions

4 Safety requirements and/or protective measures

4.1 General

4.2 Well

4.2.1 General provision

4.2.2 Well enclosure

4.2.3 Access doors - access trapdoors

4.2.4 Shapes and clearances of the walls of well and landing doors facing carrier entrance(s)

4.2.5 Protection of any spaces located below the well

4.2.6 Protection in the well

4.2.7 Headroom and pit

4.2.8 Exclusive use of the well, machine and pulley rooms

4.2.9 Lighting of the well and machinery spaces

4.2.10 Alarm device

4.2.11 Equipment in the pit

4.3 Machinery spaces

4.3.1 General provisions

4.3.2 Access

4.4 Landing doors

4.4.1 Openings

4.4.2 Height, width, sills of entrances at landings

4.4.3 Doors

4.4.4 Locked and closed landing door check

4.4.5 Locking and emergency unlocking

4.4.6 Electric safety device for proving the landing doors closed

4.5 Carrier, counterweight and balancing weight

4.5.1 Carrier

4.5.2 Counterweight and balancing weight

4.5.3 Protection for traction sheaves, pulleys and sprockets

4.5.4 Protection of machinery

4.6 Suspension, unintended carrier movement and excessive speed protection

4.6.1 Suspension means

4.6.2 Protections against free fall, excessive speed, unintended carrier movement and creeping of the carrier

4.7 Guiding systems, mechanical stops and final limit switches

4.7.1 General provision concerning guiding system

4.7.2 Guiding of the carrier, counterweight or balancing weight

4.7.3 Loads, stresses and deflections

4.7.4 Fixed stops and buffers

4.7.5 Final limit switches

4.8 Lift machine and associated equipment

4.8.1 General provisions

4.8.2 Lift machines for traction and positive drive

4.8.3 Lift machine for hydraulic drive

4.9 Electric installations and appliances

4.9.1 General provision

4.9.2 Contactors, contactor relays, components of safety circuits

4.9.3 Protection of electrical equipment

4.9.4 Main switches

4.9.5 Electric wiring

4.10 Protection against electric faults; failure analysis; controls; priorities

4.10.1 Failure analysis and electric safety devices

4.10.2 Controls; priorities

5 Verification of the safety requirements and/or protective measures

5.1 Verification and tests

5.2 Verification of design

5.3 Verification tests before putting into use

6 Information for use

6.1 General

6.2 Notices, markings and operating instructions

6.2.1 General provisions

6.2.2 Rating plate

6.2.3 Carrier

6.2.4 Landings

6.2.5 Machinery spaces

6.2.6 Well

6.2.7 Safety components

6.2.8 Electrical identification

6.2.9 Alarm device

6.2.10 More than one lifts in one machine room

6.2.11 Emergency lowering valve

6.2.12 Hand pump

6.2.13 Reduced headroom clearances

6.2.14 Reduced clearances in the pit

6.3 Instruction handbook

6.3.1 General

6.3.2 Minimum contents of the instruction handbook

6.3.3 Verifications and tests

6.3.4 Verifications and tests after accidents

6.4 Logbook

Annex A (normative) List of electric safety devices

Annex B (informative) Technical documentation

B.1 General

B.2 Technical details and plans

B.3 Electric diagrams and hydraulic diagrams

Annex C (normative) Verifications and tests before putting into use

C.1 General

C.2 Tests and verifications

C.3 Tests and verifications in case of reduced clearances in pit and/or headroom

Annex D (informative) Periodical verifications and tests, verifications and tests after an accident

D.1 Periodical verifications and tests

D.2 Verifications and tests after an accident

Annex E (normative) Safety components and safety devices - Test procedures for verification

E.1 General provisions

E.2 Landing door locking devices

E.3 Safety gear

E.4 Overspeed governor

E.5 Safety circuits containing electronic components

E.6 Rupture valve/one-way restrictor

E.7 Buffers

E.8 Pre-triggered stopping system

Annex F (informative) Construction of walls of accessible goods only lift well and landing doors facing a carrier entrance

Annex G (normative) Calculations of rams, cylinders, rigid pipes and fittings

G.1 Calculations against over pressure

G.2 Calculations of the jacks against buckling

Annex H (informative) Information to the user/owner of an accessible goods only lift

H.1 General

H.2 Means of access to machinery space entrance of the accessible goods only lift

H.3 Maintenance work carried out from a step of a ladder

Annex I (normative) Electronic components - Failure exclusion

Annex J (normative) Headroom and pit

J.1 General

J.2 Reduced clearances in the headroom

J.3 Reduced clearances in the pit

Annex K (informative) Building interfaces

K.1 General provisions

K.2 Support of guide rails

K.3 Ventilation of well and machinery spaces

Annex L (informative) List of significant hazards

Annex ZA (informative) Relationship between this European Standard and the essential requirements of Directive 2006/42/EC aimed to be covered

Bibliography