UNI EN 81-3 : 2008
Current
The latest, up-to-date edition.
SAFETY RULES FOR THE CONSTRUCTION AND INSTALLATION OF LIFTS - PART 3: ELECTRIC AND HYDRAULIC SERVICE LIFTS
11-06-2008
Foreword
Introduction
0.1 General
1 Scope
2 Normative references
3 Terms and definitions
4 Units and symbols
4.1 Units
4.2 Symbols
5 Service lift well
5.1 General provisions
5.2 Well enclosure
5.3 Walls, floor and ceiling of the well
5.4 Protection of any spaces located below the car,
the counterweight or the balancing weight
5.5 Protection in the well
5.6 Headroom and pit
5.7 Exclusive use of the service lift well
6 Machine rooms
6.1 General provisions
6.2 Access
6.3 Construction and equipment of machine rooms
7 Landing doors
7.1 General provisions
7.2 Strength of doors and their frames
7.3 Height and width of entrances
7.4 Sills, guides, door suspension
7.5 Protection in relation to door operation
7.6 Local lighting and 'car here' signal lights
7.7 Locking and closed landing door check
8 Car, counterweight and balancing weight
8.1 Height of car
8.2 Available car area and rated load
8.3 Walls, floor and roof of the car
8.4 Apron and automatic bridging sills
8.5 Car entrance
8.6 Car doors
8.7 Protection during operation of doors
8.8 Counterweight and balancing weight
9 Suspension, precautions against free fall, descent
with excessive speed and creeping of the car
9.1 Suspension
9.2 Sheave, pulley, drum and rope diameter ratios,
rope/chain terminations
9.3 Rope traction
9.4 Winding up of ropes for positive drive service lifts
9.5 Distribution of load between the ropes or the chains
9.6 Protection for traction sheaves, pulleys and sprockets
9.7 Precautions against free fall, descent with excessive
speed, creeping of the car and against free fall of
the counterweight or balancing weight
9.8 Safety gear
9.9 Tripping means for safety gear
10 Guide rails, buffers and final limit switches
10.1 General provisions concerning guide rails
10.2 Guiding of the car, counterweight or balancing weight
10.3 Buffers and fixed stops for car and counterweight
10.4 Car and counterweight buffers
10.5 Final limit switches
11 Clearances between the car and wall facing the car entrance
11.1 General provision
11.2 Clearance between car and wall facing the car entrance
12 Lift machine
12.1 General provisions
12.2 Service lift machines for electric service lifts
12.3 Machine, jack and other hydraulic equipment for
hydraulic service lifts
13 Electric installations and appliances
13.1 General provisions
13.2 Contactors, relay-contactors, components of safety
circuits
13.3 Protection of motors
13.4 Main switches
13.5 Electric wiring
13.6 Lighting and socket outlets
14 Protection against electric faults; controls; priorities
14.1 Failure analysis and electric safety devices
14.2 Controls
15 Notices, markings and operating instructions
15.1 General provisions
15.2 Rated load and vendor's name
15.3 Car roof
15.4 Machine rooms
15.5 Well
15.6 Overspeed governor
15.7 Pit
15.8 Electrical identification
15.9 Unlocking key for landing doors
15.10 Locking devices
15.11 Groups of lifts
15.12 Tank
16 Examinations - Tests - Register - Maintenance
16.1 Examinations and tests
16.2 Register
16.3 Vendor information
Annex A (normative) - List of the electric safety devices
Annex B (normative) - Unlocking triangle
Annex C (informative) - Technical dossier
C.1 Introduction
C.2 General
C.3 Technical details and plans
C.4 Electric schematic diagrams and hydraulic
circuit diagrams
Annex D (normative) - Examinations and tests before
putting into service
D.1 Examinations
D.2 Tests and verifications
Annex E (normative) - Periodical examinations and tests,
examinations and tests after an important
modification or after an accident
E.1 Periodical examinations and tests (normative)
E.2 Examinations and tests after important modifications
or after accidents (informative)
Annex F (informative) - Construction of walls of service lift
wells and landing doors facing a car entrance
Annex G (normative) - Electronic components - Failure exclusion
Annex H (normative) - Calculations of rams, cylinders, rigid
pipes and fittings
H.1 Calculation against over pressure
H.2 Calculations of the jacks against buckling
Annex J (informative) - Information to the owner/user of
a service lift
J.1 Means of access to machine room entrance of the
service lift
J.2 Maintenance work carried out from a step of a ladder
Annex ZA (informative) - Relationship between this European
Standard and the Essential Requirements of EC
Directive 98/37/EC
Annex ZB (informative) - Relationship between this European
Standard and the Essential Requirements of EC
Directive 2006/42/EC
Bibliography
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