11/04/15asansor istanbul 14-17 april 20111 protection against unintended car movement en 81-1/2 a3...
TRANSCRIPT
11/04/15 Asansor Istanbul 14-17 April 2011 1
Protection against Protection against unintended car movementunintended car movement
EN 81-1/2 A3EN 81-1/2 A3
Wolfgang ADLDINGERChairman – ComponentsCommittee ofEuropean Lift Association ( ELA )
11/04/15 Asansor Istanbul 14-17 April 2011 2
Safety of lifts:Safety of lifts:
Safety protection downwards (about 150 years)
• 1997/1999 Lift DirectiveSafety protection up/down
Counterweight heavier than the less loaded car
UnintendedUnintended car movementcar movement
P+Q
CW=P+Q/2
do
wn
d
ow
n
do
wn
u
p
do
wn
u
p
11/04/15 Asansor Istanbul 14-17 April 2011 3
New Amendment A3New Amendment A3
• Protection against unintended car movement
With open doors Away from landing in up and down direction
New requirements: Improvement of safety for liftsNew requirements: Improvement of safety for lifts
electric lifts – hydraulic lifts
new - existing
UnintendedUnintended car movementcar movement
do
wn
u
pd
ow
n
up
11/04/15 Asansor Istanbul 14-17 April 2011 4
• Accidents for persons entering or leaving the car
Main reason: * failure of braking system
* breakage of traction sheave shaft
* electrical circuit failure….
UnintendedUnintended car movementcar movement
11/04/15 Asansor Istanbul 14-17 April 2011 5
Existing lifts worldwide – 10 MioExisting lifts worldwide – 10 Mio
• Existing lifts EU – 5 Mio
• Existing lifts TR ca. 280 000
New lifts worldwide – 500 000New lifts worldwide – 500 000
• New lifts EU – 125 000
• New lifts TR ca. 18 000
UnintendedUnintended car movementcar movement
11/04/15 Asansor Istanbul 14-17 April 2011 6
Rated speedRated speed Fixing systems of guards Fixing systems of guards Stopping and levelling accuracy Stopping and levelling accuracy Unintended car movement with open doorsUnintended car movement with open doors
• UCM modification of EN 81-1: 1998 + A3:2009 clause 9.11
• UCM modification of EN 81-2 1998 + A3:2009 clause 9.13
UnintendedUnintended car movementcar movement
> 0,15 m/s
± 10 mm ± 20 mm
Need to remove ≤ 24 month
+F8
11/04/15 Asansor Istanbul 14-17 April 2011 7
Detection of unintended car movement,
Stop the car and
Keep it stopped
• It shall act on the car, counterweight, rope system or traction sheave.
• Independent safety device or a device which is used in normal operation redundant and self-monitored.
• Self-monitoring is subject to type examination.
• The correct function must be verified in a type examination test
UnintendedUnintended car movementcar movement
11/04/15 Asansor Istanbul 14-17 April 2011 8
UnintendedUnintended car movementcar movement
do
wn
d
ow
n
up
u
p
min1000mm
max 1200mm
min1000mm
max 1200mm
200mmmax
11/04/15 Asansor Istanbul 14-17 April 2011 9
• Lift Directive 95/16/EC
• Mach. Directive 2006/42/EC
• EN 81-1/2:1998+A3
• EN 81-80
• EN 81-70
• EN 81-20/50 in process
• ISO/TS 22559-1:2004
• ASME A 17.1 (American norm) + CSA B44-00
UnintendedUnintended car movementcar movement
( Annex I )
A3
Annex I1.3.9 - 1.4.2.16.4.1
No. 52-54, 5.9.4
5.3.3 stopping, levelling accuracy
Item 3.36
Section 2.19.2
ESR Annex I
Revision in process
11/04/15 Asansor Istanbul 14-17 April 2011 10
Publication 29th of Dec. 2009Publication 29th of Dec. 2009
Transition Period 18 monthTransition Period 18 month
Obligatory July 2011Obligatory July 2011
ELA asking for an extension of transitory periodELA asking for an extension of transitory period UCM required additional explanation for design and approvalUCM required additional explanation for design and approval Component / lift manufacturers are in the process for certificationComponent / lift manufacturers are in the process for certification Creation some difficulties for manufacturer, installers, stakeholdersCreation some difficulties for manufacturer, installers, stakeholders Needs failure analysis, definition of methodology for site test, etc.Needs failure analysis, definition of methodology for site test, etc.
UnintendedUnintended car movementcar movement
11/04/15 Asansor Istanbul 14-17 April 2011 11
Publishing in the Official Journal of the European Publishing in the Official Journal of the European Union from 11.03.2011 >> 2011/C 77/07<<Union from 11.03.2011 >> 2011/C 77/07<<
Extension of the transmission period up to end of 2011
Obligatory 1st January 2012 Obligatory 1st January 2012
UnintendedUnintended car movementcar movement
11/04/15 Asansor Istanbul 14-17 April 2011 12
Board of Directors and the Association Advisary GroupBoard of Directors and the Association Advisary Group
• Direction for safety strategy
CommitteeCommittee
Codes and StandardsCodes and Standards• Intensiv work at UCM requirements
• ELA Guideline
UnintendedUnintended car movementcar movement
11/04/15 Asansor Istanbul 14-17 April 2011 13
Components CommitteeComponents Committee• Select electrical teamSelect electrical team• Select hydraulic teamSelect hydraulic team
Norm analyzingNorm analyzing Intensive work at UCM Intensive work at UCM Special request itemsSpecial request items
UnintendedUnintended car movementcar movement
11/04/15 Asansor Istanbul 14-17 April 2011 14
Interpretation CEN/TC10 N0859 [N1017]Interpretation CEN/TC10 N0859 [N1017]• CEN paper for better understanding of the questions raised
on amendment A3 of EN 81-1 and EN 81-2.
NB-L-POS-1-007-V05NB-L-POS-1-007-V05• Document for proceeding of type examination and production
control from Notified Bodies
ELA guideline on the implementation of A3 EN 81-1/2ELA guideline on the implementation of A3 EN 81-1/2• Description what needs to be considered for the
implementation of the amendment A3
UnintendedUnintended car movementcar movement
11/04/15 Asansor Istanbul 14-17 April 2011 15
Main content:Main content:• Proposed procedures of type examination, production control, risk
assessment description• Procedure for installation and final inspection• Procedures for lifts, sub systems and components• Interfaces definition for components and partial systems
Sensor Systems // Actor Systems
• The conformity assessment procedure with random check shall be equal as for safety components acc. Lift Directive
•
UnintendedUnintended car movementcar movement
11/04/15 Asansor Istanbul 14-17 April 2011 16
The means for UCMThe means for UCM::
• Taking into account the System reactions Acceleration Allowed movement Reaction time of detection device Reaction time of acting device Reaction time of breaking device Retardation
Test of interaction only Test of interaction only
possible at the complete liftpossible at the complete lift
UnintendedUnintended car movementcar movement
t
v
acceleration
retardation
allo
wed
movem
en
t
react
ion
tim
e
react
ion
tim
e
bra
kin
g
11/04/15 Asansor Istanbul 14-17 April 2011 17
UnintendedUnintended car movementcar movement
safety gearsafety gear
drive brakedrive brake
*overspeed governor*overspeed governor
car blocking elem.car blocking elem.
rope brakerope brake
guide rail brakeguide rail brake
Door position Door position monitoringmonitoring
Self monitoringSelf monitoring
Car position Car position monitoringmonitoringelectr. rupture valveelectr. rupture valve
HydraulicHydraulic liftslifts
TractionTraction liftslifts
brake/stop valvebrake/stop valve
piston brakepiston brake * add. electr. function needed
Improvement of safety lifts:Improvement of safety lifts:
Requirements:
11/04/15 Asansor Istanbul 14-17 April 2011 18
UnintendedUnintended car movementcar movement
++
Accesability Energy saving
Safety
11/04/15 Asansor Istanbul 14-17 April 2011 19
Protection against Protection against unintended car movementunintended car movement
EN 81-1/2 A3 EN 81-1/2 A3
THANK YOU FOR YOUR ATTENTION !