Thông tư 08/2011/TT-BLDTBXH

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:

Article 1. The National Technical Regulation on safe work for electric lift is enclosed herewith.

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./.

QCVN: 02/2011/BLDTBXH

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

This Technical Regulation shall apply to common electric lifts which are installed and used for carrying both objects and people or carrying people only to specific landing floors, have electric cable and chain drive systems, move along guide rails placed in vertical directions or forming an angle of 15 degree at maximum relative to the perpendicular.

Electric lifts classified into those of Class I, II, III and IV under TCVN 7628:2007 are all covered by this Regulation:

The National Standard for electronic lifts of Class I, II and III is sourced from TCVN 7628-1:2007 (ISO 4190-1:1999).

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.

2. Technical provisions

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.

3.1.1.4. Plan for perspective view of an electric lift that shows its sizes, main parameters and cabin dimensions.

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:

3.2.1.1. Layout of installation of component sets, cable and parts installation diagram, and operating principle diagram.

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.

3.2.3. If imported lifts are not subject to any quality inspection for import customs clearance in accordance with bilateral or multilateral agreements between regulatory authorities of the Socialist Republic of Vietnam and exporting states, they will be exempted from import customs inspection.

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

Installation of lifts will be allowed only if the following requirements are met:

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.

- Traction machine (motor and gear box).

- 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:

3.5.1.5.1. Lift background.

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.

3.5.2.2. Post-installation commissioning activity is to serve the following purposes:

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.

3.5.2.4.3. In-motion loading tests at multiple modes (TCVN6395:2008):

- 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.

3.5.2.5.6. Cabin door and landing door.

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).

3.5.2.7. After lifts are installed completely, installation entities must make acceptance testing records. The acceptance testing record must clearly represent actual inspection and measurement activities and assessment of inspection and measurement results according to technical regulations enshrined in TCVN 6395:2008. If the manufacturer’s design standards prescribe results which are greater than these ones, these standards shall be applied.

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.

- Lift shaft.

- 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.

4.3. Frequency of periodic inspections of electric lifts:

- 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./.