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THE MINISTRY OF
LABOR, WAR INVALIDS AND SOCIAL AFFAIRS
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THE SOCIALIST
REPUBLIC OF VIETNAM
Independence - Freedom - Happiness
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No.
08/2011/TT-BLDTBXH
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Hanoi, April 22,
2011
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CIRCULAR
INTRODUCING
“NATIONAL TECHNICAL REGULATION ON SAFE WORK FOR ELECTRIC LIFT”
THE MINISTRY OF LABOUR, WAR INVALIDS AND SOCIAL
AFFAIRS
Pursuant to the Government’s Decree No.
186/2007/ND-CP dated December 26, 2016 defining the functions,
responsibilities, powers and organizational structure of the Ministry of Labor,
War Invalids and Social Affairs;
Pursuant to the Government's Decree No. 127/2007/ND-CP
dated August 01, 2007 specifying the implementation of a number of articles of
the Law on Technical Standards and Regulations;
Pursuant to the Government's Decree No.
132/2008/ND-CP dated December 31, 2008 specifying the implementation of a number
of articles of the Law on Quality of Products and Goods;
Pursuant to the Circular No. 23/2007/TT-BKHCN of
the Ministry of Science and Technology dated September 28, 2007 providing
guidance on formulation, assessment and issuance of technical regulations;
In the light of assessment conclusions drawn by
the Ministry of Science and Technology in the Official Dispatch No.
346/BKHCN-TDC, the Ministry of Labor, War Invalids and Social Affairs hereby
issues the National Technical Regulation on safe work for electric lift with
the following contents:
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Code: QCVN: 02/2011/BLDTBXH
Article 2. This Circular shall enter into
force after 45 days from the signature date.
The National Technical Regulation on safe work for
electric lift shall take effect after 06 months from the date of entry into
force of this Circular.
Article 3. Ministries, Ministry-level
agencies, Government bodies, People’s Committees of centrally-affiliated cities
and provinces, and related entities or individuals, shall be responsible for
implementing this Circular.
In the course of implementation, if there is any
difficulty or issue that may arise, entities, organizations and individuals
concerned shall be responsible for sending their timely feedbacks on such
difficulty to the Ministry of Labor, War Invalids and Social Affairs to request
its possible solutions./.
PP. THE
MINISTER
THE DEPUTY MINISTER
Bui Hong Linh
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NATIONAL TECHNICAL
REGULATION ON SAFE WORK FOR ELECTRIC LIFT
Foreword
QCVN: 02/2011/BLDTBXH – the
National Technical Regulation on safe work for electric lift – is composed,
submitted for approval by the Department of Labor Safety and issued by the
Ministry of Labor, War Invalids and Social Affairs in accordance with the
Circular No. 08/2011/TT-BLDTBXH dated April 22, 2011.
NATIONAL
TECHNICAL REGULATION ON SAFE WORK FOR ELECTRIC LIFT
(Appended to the
Circular No. 08/2011/TT-BLDTBXH dated April 22, 2011)
1. General
provisions
1.1. Scope of application
Electric lifts classified into those of Class I,
II, III and IV under TCVN 7628:2007 are all covered by this Regulation:
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The National Standard for electronic lifts of Class
IV is sourced from TCVN 7628-2:2007 (ISO 4190-2:2001).
This Technical Regulation is not applied to lifts
which have restricted technical features, simple drive systems (such as
manually-operated hoists flowing along vertical axes) and serve temporary work
(such as construction lifting equipment) and lifts classified as those of Class
V under TCVN 7628:2007.
Lifts operated under strict safety regulations,
moving special objects (including chemicals, explosive materials, etc.) and
used in the unconventional environment, when being installed and used, must
conform to both provisions enshrined in this Regulation and specific agreements
made by entities vested with authority or those vested with fire fighting and
prevention authority.
1.2. Subjects of application
This Regulation shall apply to:
1.2.1. Organizations or individuals manufacturing,
importing, exporting, distributing, installing and using lifts (hereinafter
referred to as enterprise).
1.2.2. State regulatory authorities and other
entities or persons concerned.
1.3. Definition
For the purpose of this Regulation, terms and
definitions are the same as in the National Standard TCVN 6395:2008 Electronic
lifts – Specification and installation requirements.
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2.1. The aforesaid lifts are required to ensure
that their technical features at least conform to technical requirements set
out in TCVN 6395:2008 Electric lifts – Specification and installation
requirements.
2.2. Where the TCVN 6395:2008 is changed or
revised, the latest regulations shall be applied.
3. Regulations on
management of labour safety in production, import, distribution, installation
and use of lifts.
3.1. Safety requirements for locally-produced lifts
An electric lift covered by this Regulation must
meet the following requirements:
3.1.1. Having all required technical documentation,
including:
3.1.1.1. General representation that displays
product codes, production year, number of floors served, rated load and main
technical specifications of the lifting system, e.g. controlling, safety equipment,
pull machine, rope, durability and stability and overload protection system.
3.1.1.2. Layout of installation of component sets,
cable and parts installation diagram.
3.1.1.3. Operating principle diagram.
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3.1.1.5. Inspection and load testing procedures.
3.1.1.6. Instructions for installation, operation
and procedures for maintenance and emergency response.
3.1.1.7. Quality and manufacturing origin
certificate of all of the components integral to an electric lift. The lift
operation panel inside a finished electric lift product must specify lift codes
and rated load (including permitted number of passengers).
3.1.2. Declaration of conformity.
3.1.3. Seventh-modality type approval (prescribing
certification of conformance to standards, certification of conformity and
declaration of conformity or declaration of conformity which are issued under
the Decision No. 24/2007/QD-BKHCN dated September 28, 2007 of the Minister of
Science and Technology) required in case of mass production of batches of
electric lifts, or eighth-modality type approval required in case of production
of single items.
3.1.4. Conformity marking before being sold in the
market.
3.1.5. Being subject to inspection and supervision
by product or commodity quality control authority affiliated to the Ministry of
Labor, War Invalids and Social Affairs.
3.2. Safety requirements for imported lifts
3.2.1. Product representation (catalogue) and
technical documentation of the electric lift (including all basic technical
parameters provided by clients), comprising:
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3.2.1.2. Manufacturing origin, product code and
production year.
3.2.1.3. Operating mechanism; overload control
system; safety equipment used for controlling lift car door open or close at
each landing floor.
3.2.1.4. Drive and operation type.
3.2.1.5. Rated load, the maximum number of
passengers that a lift cabin can carry.
3.2.1.7. Number of floors served.
3.2.1.8. Cabin dimension.
3.2.1.9. Inspection and load testing procedures.
3.2.1.10. Instructions for installation, operation
and procedures for maintenance and emergency response.
3.2.2. Certification of conformity (in conformity
with the seventh modality in case of lifts imported in bulk or according to the
eighth modality in case of lifts imported in separate items) granted by a
designated certification organization of the Socialist Republic of Vietnam or
an foreign certification entity recognized under terms and conditions of the
treaties of which the Socialist Republic of Vietnam is a member or the
international agreements to which a regulatory authority of the Socialist
Republic of Vietnam is a signatory.
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3.2.4. If lifts meeting regulations laid down in
3.2.1 and 3.2.2 have successfully passed 3 consecutive quality inspections for
import customs clearance, they may be exempted from import customs inspection.
Product or commodity quality inspection entity affiliated to the Ministry of
Labor, War Invalids and Social Affairs will specifically notify a customs
authority of and use mass media to publicly announce these lifts.
Nevertheless, if there is any lift suspected of
inconformity with import quality standards or there is any complaint from
consumers, the normal mechanism for imported lift quality inspection will be
applied.
3.2.5. Imported lifts failing to meet regulations
laid down in 3.2.1 and 3.2.2 above, upon importation thereof, will be inspected
at import customs clearance checkpoints by inspection entities designated or
recognized under the treaties to which Vietnam is a party or the international
agreements of which a regulatory authority of the Socialist Republic of Vietnam
is a signatory.
3.2.6. Imported lifts must undergo lift quality
inspection according to statutory processes and procedures and will be subject
to any punishment actions stipulated by applicable laws and regulations.
3.3. Safety requirements for lifts sold in the
market.
In order to obtain permission to sell lifts in the
market, traders must comply with the following requirements:
3.3.1. Comply with the relevant National Technical
Regulations during storage and sale activities.
3.3.2. Be put under the lift quality control
according to statutory processes and procedures and be subject to any sanction
stipulated by applicable laws and regulations.
3.4. Ensure their lifts meet installation
requirements
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3.4.1. Having all required technical documentation
referred to in 3.1 and 3.2.
3.4.2. Be accredited by certification of conformity
and declaration of conformity in accordance with applicable laws and
regulations. Imported lifts must be accredited by import customs clearance
documents in accordance with applicable laws and regulations.
3.4.3. Parts or details of lifts must be synchronous
or, in case of being manufactured in the form of association with many firms or
countries, they must ensure conformity to technical specifications of the
licensed manufacturers. In particular, it is necessary to pay more attention to
significant parts or details, including:
- Metal cable, load-bearing chain.
- Cabin guide rail and counterweight.
- Drive and guide pulley.
- Braking system for controlling and stopping a
lift at floor levels.
- Safety braking system.
- Safety limitation and protection signaling
system.
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- Operating system.
Certification of quality and manufacturing origin
of all of the components integral to an electric lift must be obtained.
3.5. Eligibility requirements for installation
entities and lift installation procedures
3.5.1. Entities installing, calibrating,
maintaining and repairing electric lifts must meet all of the following
requirements:
3.5.1.1. Have legal entities of which business
registration in this sector is granted by regulatory authorities in accordance
with applicable laws and regulations.
3.5.1.2. Hire a sufficient number of technical
employees who are trained in relevant technical sectors. Employ skilled
technical staff members who are trained and granted safety cards in accordance
with applicable laws and regulations.
3.5.1.3. Satisfy technical and technological
capability conditions for installation, calibration and repair of electric
lifts.
3.5.1.4. Comply with installation instructions
given by manufacturers and regulations on installation in conformity with TCVN
6395:2008.
3.5.1.5. With reference to technical documentation,
installation entities are required to send the following technical documents to
the users of electric lifts:
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3.5.1.5.2. Instructions for operation, rules for
maintenance, repair and periodic inspection and emergency response.
3.5.1.5.3. Assignment of tasks and frequency of
calibration, maintenance, repair and breakdown mitigation between installation
and maintenance entities and lift users.
3.5.1.6. Lift installation entities must recommend
safety methods for installation and comply with the relevant National Technical
Regulations on labor safety and the manufacturer's installation instructions.
3.5.1.7. Installation and repair entities are
responsible for notifying lift users in writing of initial technical safety
inspection and application for registration for use of lifts in accordance with
applicable laws and regulations issued by the Ministry of Labor, War Invalids
and Social Affairs.
3.5.2. Post-installation commissioning
requirements:
3.5.2.1. Installation entities must take steps in
making necessary arrangements for post-installation commissioning activities,
including:
3.5.2.1.1. Prepare complete technical documentation
as required.
3.5.2.1.2. Provide necessary conditions for
operation of lifts.
3.5.2.1.3. Liaise with the order placement entity
to make arrangement for load testing and provide necessary conditions for
commissioning activities.
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Assess consistency of lift parameters and sizes
with data or figures included in technical documentation as well as assess
safety levels of lifts after being installed.
3.5.2.3. Technical parameters to be tested include:
3.5.2.3.1. Rated load.
3.5.2.3.2. Operating speed, velocity and
installation dimensions.
3.5.2.3.3. Floor landing accuracy.
3.5.2.3.4. Stability of safety and operation
system.
3.5.2.4. A lift is determined whether it meets
standards for safe operation after commissioning when the following tests are
successfully passed:
3.5.2.4.1. General inspection.
3.5.2.4.2. Unloading technical test.
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- In-motion loading test wherein the lift carries
100% of maximum designated load.
- In-motion loading test wherein the lift carries
125% of maximum designated load.
3.5.2.4.4. In-motion loading test and overspeed
governor test.
3.5.2.5. It is necessary to check how the following
components work:
3.5.2.5.1. Drive system.
3.5.2.5.2. Safety equipment.
3.5.2.5.3. Operating, lighting and signaling
equipment.
3.5.2.5.4. Elevator shaft cover.
3.5.2.5.5. Cabin, counterweight and guide rail.
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3.5.2.5.7. Cable (chain) and cable (chain) clamp.
3.5.2.5.8. Electrical equipment and electrical
safety devices.
3.5.2.5.9. Electrical insulator for electrical
devices and wires.
In addition, it is necessary to check safe distance
between equipment, electricity diagram and essential tools installed in the
machinery room as well as instruction signs.
3.5.2.6. During the unloading test, it is necessary
to check how the following components work:
3.5.2.6.1. Drive system (heat emission, oil leakage
or braking system operation).
3.5.2.6.2. Cabin door and landing door.
3.5.2.6.3. Operating, lighting and signaling
equipment.
3.5.2.6.4. Safety components (travel switch, “STOP”
button, automatic landing door lock, movable cabin floor).
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3.6. Management and safe use of electric lifts
3.6.1. Particular rules must be applied to safe use
of each lift.
3.6.2. Persons in charge of engineering and
operational management of lifts must be trained in basic skills necessary for
them to perform their assigned tasks, including initial training in safe
operation of lifts before officially performing their duties, annual safety
training and receipt of safety cards as prescribed; understand technical
functions of lifts that fall within their remit; be aware of safety technical
standards and regulations relating to lifts; learn how to respond to
emergencies according to instructions of the installation entity.
3.6.3. Requirements for safe use of electric lifts,
including:
3.6.3.1. Only lifts meeting technical standards and
successfully passing technical safety inspections and already registered for
use with regulatory authorities having appropriate jurisdiction shall be
accepted for use.
3.6.3.2. In case there is any power failure taking
place or lifts are under maintenance, a sign saying “The lift is temporarily
out of service” must be visibly placed.
3.6.3.3. Logbooks for periodic maintenance, repair
and replacement of components of each lift in which all workloads required by
the manufacturers are specified must be created.
3.6.3.4. There must be specific methods for
effective prohibition of unauthorized entry into the following positions:
- Machinery room.
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- Standing on the cabin roof.
- Using keys to open landing doors, ventilation
panels, observation doors and machinery room doors;
- Power supply switch cabinet and fuse box.
Keys to enter into the aforesaid positions must be
kept by persons in charge of management of safe use of lifts and duplicate keys
must be handed over to those who stand the watch for operation of lifts.
3.6.3.5. When carrying possibly inflammable,
explosive or hazardous goods, special methods for preventing emergencies that
may happen should be made available. Carrying these goods and passengers in the
same lift will be prohibited.
4. Safety
engineering inspection and registration for use of lifts
4.1. Lifts must undergo initial pre-operation
inspection, during-operation inspection and irregular inspection according to
the inspection procedures issued by the Ministry of Labor, War Invalids and
Social Affairs.
Lift safety engineering inspection must be carried
out by the entity assessing conformance designated by the Ministry of Labor,
War Invalids and Social Affairs.
4.2. After successfully passing inspections and
being accredited, lifts must be registered for operation in accordance with
provisions set forth by the Ministry of Labor, War Invalids and Social Affairs.
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- Not fewer than 5 years for each inspection of the
lifts working under normal operating conditions.
- Not fewer than 3 years for each inspection of the
lifts working under corrosive conditions and at a high rate of work.
5. Inspection,
checking and handling of violations
5.1. The Government’s Labor Inspectorate is
responsible for inspecting and handling violations against regulations laid
down in this Regulation.
5.2. Inspection of quality of lifts which are
locally manufactured, imported, exported, sold in the market and used or
operated must be subject to the Law on Quality of Products and Goods.
6. Responsibilities
of organizations or individuals
6.1. Organizations or individuals involved in
manufacturing, importation, exportation, sale, repair, installation, management
and use of lifts shall be responsible for complying with regulations set out
herein.
6.2. This Regulation shall serve as the basis for
inspection carried out by lift quality inspection entities as well as the basis
for certification of conformity granted by conformity-assessing
organizations./.