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1. Precisely Right 7 2 Model with test batch 7 2 1 Initial Assessment For this model the authorization for use of the compliance identification seal is linked only to the assessed manufacture and or import batch and no process aimed at maintaining that authorization is allowed 7 2 1 1 Start Request Process 7 2 1 1 1 The applicant must submit a formal request to T V Rheinland including the name and characteristic of the product to be certified the size and batch identification and the technical documentation of the product attached to it 7 2 1 1 2 In the case of fractionated batches sample collection and certification shall only be made upon receipt of all fractions of the subsequent batch 7 2 1 1 3 T V Rheinland must in case of foreign applicant confirm in the import documentation the identity of the batch in the request and for national applicant review the batch identification procedure for the batch of the request 7 2 1 1 Analysis of the Request and Documentation TUV Rheinland prior to starting the certification service must analyze the validity of the request If the certification request is deemed impracticable TUV Rheinland shall formally inform the applicant the reason for the inability of compliance and return all documentation that has been submitted 7 2 1 2 Initial tests The tests should be performed and recorded taking into account the following steps 7 2 1 2 1 Definitions of Tests to Be Performed 7 2 1 3
2. 5 3 Type test Tested in one or more identical units manufactured to a particular project to demonstrate that this project meets the conditions specified in the rules defined in Chapter 2 of this Regulation 5 4 Maintenance Test Tests aimed at proving that the product object of conformity assessment after issuance of the certificate of compliance is maintained in accordance with the normative requirements defined in this Regulation 5 5 Routine testing Test to which each manufactured unit is submitted during or after manufacturing to see if it meets the conditions specified in the rules defined in Chapter 2 of this Regulation 5 6 Electrical equipment for explosive atmospheres Electrical equipment built so as not to cause under specific conditions the ignition of explosive atmosphere around you 5 7 Family Set of products that have the same basic characteristics in terms of types of protection applied to the equipment 5 8 Accredited Laboratory Public entity private or mixed third party accredited by INMETRO according to the criteria established by it to carry out tests based on the principles and policies adopted under SBAC 5 9 Batch Set of equipment or devices with similar characteristics within the same model number series or type the least collective of the three produced by the same manufacturer at the same factory at a given time properly identified 5 10 Specifications Document supplied by the applicant conta
3. TUVRheinland UNDER FLAMMABLE GAS AND VAPORS CONDITIONS AND DUST COMBUSTIBLE en Precisely Right subjected to destructive tests The entire batch must be rejected if there is failure in any condition tested according to the type tests 7 1 1 3 1 2 Once the collected samples s for the type test have been approved the remainder of the batch shall be subjected to routine tests according to the relevant standard Every rejected part in the routine test shall be excluded from the lot 7 1 1 3 1 3 Lots components that make use of certificates in the SBAC do not require type tests into its components 7 1 1 3 1 4 The test reports for the product should be accepted provided the tests meet the requirements of rules on this RAC CRC 7 1 1 3 2 Definition of Laboratory It is for TUV Rheinland to select the lab to be hired to perform the tests on the product certification process as set forth in Chapter 9 of these Regulations 7 1 1 3 3 Definition of Sampling 7 1 1 3 3 1 TUV Rheinland or even the applicant must go to s sample s for the type tests Tests must be conducted on a sample of 6 of the lot with a minimum of one unit 7 1 1 4 Initial Audit After evidence of compliance regarding items 7 1 1 2 and 7 1 1 3 of this RAC CRC OCP in agreement with the requester must schedule the audit of the SGQ of the manufacturer 7 1 1 4 1 The presentation of certificate of the quality management system issued under SBAC complying with the mu
4. issue and expiry date of certification h date of original issue first issue and date of review when applicable I the number of the certificate of compliance of origin if applicable j n of assessment report of TUV Rheinland with the issue date which must include the identification s of laborator y ies and test report s with the issue date k a list of certification documents l complete marking in compliance with the relevant standard m batch identification n observation The products must be installed in compliance with the relevant standards in Electric Installations in Explosive Atmospheres O standardized note where applicable as text below The activities of installation inspection maintenance repair overhaul and recovery of equipment are the responsibility of users and must be implemented in accordance with the requirements of current technical standards and the manufacturer s recommendations And p other comments on the product application at the discretion of TUV Rheinland Note The certificate may be composed of multiple pages and must not contain attachments such as extracts of test reports containing details relevant to the user such as restrictions special considerations in applying the product etc 7 3 Special Situations Model for Imported Products 7 3 1 Initial Assessment 7 3 1 1 When applicable according to assessment and responsibility of T V Rheinland based on the req
5. 1 1 The test shall be performed on samples as specified in item 7 2 1 3 3 TUV Rheinland shall inform the applicant the amount of samples to perform all tests required by the standard stating the amount subjected to destructive tests The entire batch must be rejected if there is failure in any condition tested according to the type tests 7 2 1 3 1 2 Once the collected samples s for the type test have been approved the remainder of the batch shall be subjected to routine tests according to the relevant standard Every rejected part in the routine test shall be excluded from the lot 7 2 1 3 1 3 Lots components that make use of certificates in the SBAC do not require type tests into its components 7 2 1 2 2 Definition of Laboratory It is for TUV Rheinland to select the lab to be hired to perform the tests on the product certification process as set forth in Chapter 9 of these Regulations 7 2 1 2 3 Definition of Sampling 7 2 1 3 3 1 TUV Rheinland or even the applicant must go to s sample s for the type tests Tests must be conducted on a sample of 6 of the lot with a minimum of one unit 7 2 1 3 3 2 When appropriate the batch must be sealed and identified by TUV Rheinland and sent to laboratory for testing 7 2 1 3 Issuance of Certificate of Compliance This step must be performed upon completion of all requirements in RAC CRC 7 2 1 4 1 The certificate should only be granted to the requesting process that takes all your ass co
6. ABNT NBR ISO 9001 2008 are used besides those listed in Annex A additional requirements may be used besides those listed in Annex B specific to explosive area according to the pertinent standard 13 IDENTIFICATION OF CERTIFICATION UNDER SBAC 13 1 The identification of the certified product shall include the information established in the technical standard of general requirements 13 2 For small components where there are no conditions for identification as indicated in the graphical representation it is permitted to indicate the logo of Inmetro and Rheinland or UCIEE without their names If no conditions for this identification exist it must bear at least the fields 1 symbols and 2 certificate number 13 3 On individual packages of products you should use the model of complete seal However in cases where there is no room for application of complete seal or where the application is given by direct printing on the packaging it will be allowed to use the seal compact respecting the minimum size of the seal 11mm wide COMPLEMENT Doc 701 CRC 001 ELECTRICAL EQUIPMENT FOR EXPLOSIVE ATMOSPHERES Revision 06 TUVRheinland UNDER FLAMMABLE GAS AND VAPORS CONDITIONS AND DUST COMBUSTIBLE Page 27 28 Precisely Right 13 4 Identification on Package Seguran a Seguran a D g gt 2 orou Compulsorio INMETRO to crow Gompuls rio Pantone 1235 CMYK m 100 CO M27Y76 K2 80 CO M20Y75 K2 Obs Minimum
7. IEC 60079 5 201 1 Explosive atmospheres bh mI Part 5 Protection of equipment by Powder filling q ABNT NBR IEC 60079 6 2009 Explosive atmospheres Part 6 Protection of equipment by oil immersion o ABNT NBR IEC 60079 7 2008 Explosive atmospheres Part 7 Protection of equipment for increased safety e ABNT NBR IEC 60079 11 2009 Explosive atmospheres Part 11 Protection of equipment by intrinsic safety i ABNT NBR IEC 60079 13 2007 Electrical equipment for explosive atmospheres Part 13 Construction and use of environments or buildings protected by pressurization IEC 60079 15 2010 Electrical equipment for explosive atmospheres Part 15 Construction testing and marking of type of protection of equipment protection n ABNT IEC 60079 16 2009 Electrical equipment for explosive atmospheres Part 16 Electrical equipment for explosive atmospheres artificial ventilation for the protection of analyzer houses ABNT NBR IEC 60079 18 2007 Electrical equipment for explosive atmospheres Part 18 Construction testing and marking of type of protection for encapsulated electrical equipment m ABNT NBR IEC 60079 19 2008 Electrical equipment for explosive atmospheres Part 19 Repair overhaul and recovery of equipment used in explosive atmosphere ABNT NBR IEC 60079 25 2010 Electrical equipment for explosive atmospheres Part 25 Intrinsically safe electrical system ABNT NBR IEC 60079 26 2008 Electrical equipment for ex
8. Size 50mm Seguranca Seguran a Compulsorio INMETRO oro Compulsorio INMETRO 13 5 Identification on Product Seguran a Seguran a E T V Rheinland INMETRO OCP 0004 INMETRO OCP 0004 1 1 2 2 Mark UC To be used only for customers who still use their products and packaging Legend 1 Symbols Ex protection type in alphabetical order group of the electrical equipment temperature class and or maximum surface temperature and additional identifications required by the specific standard for the respective type of protection 2 Number of the certificate including the letters X or U where applicable Note The layout of the fields is only a suggestion 14 VALIDITY OF THE CERTIFICATE OF CONFORMITY For cases in which the expiration date is applicable the certificate of conformity will remain valid for three years after the effectuation of the same 15 CHANGES DONE A COMPLEMENT Doc 701 CRC 001 ELECTRICAL EQUIPMENT FOR EXPLOSIVE ATMOSPHERES Revision 06 TUVRheinland UNDER FLAMMABLE GAS AND VAPORS CONDITIONS AND DUST COMBUSTIBLE eae oan Precisely Right Review 06 Change the encoding of the document
9. When this certificate is obtained the laboratory does not need to undergo further evaluation a When a calibration certificate not bearing the logo of accreditation by a national authority for accreditation each calibration certificate shall include at least the following information unambiguous identification of the calibrated item evidence that measurements are traceable to national or international measuring standards the calibration method a declaration of compliance for any representative specification the calibration results the measurement uncertainty if necessary environmental conditions where relevant the calibration date the signature of the person responsible for issuing the certificate the name and address of the issuing organization and the issue date unambiguous identification of the certificate of calibration b When a calibration certificate does bear the logo of the accreditation of a national accreditation authority or does not contain the information listed in B 8 b the manufacturer must show a valid relationship with patterns of national or international measurement by other means p ex documented assessment of the plant 12 9 Customer Satisfaction Item 8 2 1 of ABNT NBR ISO 9001 2008 applies Note For purposes of this RAC customer satisfaction is related to the compliance of the product with the requirements of standards test report and certificate 12 10 Measureme
10. decision is required such as inspection of explosion proof castings When the manufacturer delegates to the supplier to conduct testing or inspection relevant to the type of protection the material must be supplied with a declaration of conformity that confirms its test or inspection COMPLEMENT Doc 701 CRC 001 ELECTRICAL EQUIPMENT FOR EXPLOSIVE ATMOSPHERES Revision 06 TUVRheinland UNDER FLAMMABLE GAS AND VAPORS CONDITIONS AND DUST COMBUSTIBLE ee Precisely Right a When the supplier has been assessed and documented objective evidence has been obtained showing that the supplier is fully capable of producing and verifying the product or service additional verification of the product or service is not required if a declaration of compliance is supplied with each batch or product b When the certificate of compliance specifies tests or routine inspection they must be performed on each and every product They may be conducted by the supplier or manufacturer When conducted by the supplier they must be specified in the purchase documents e g by a quality plan and confirmed by the supplier e g by declaration of compliance c If verification of a product cannot be performed after fabrication e g the internal parts of encapsulated intrinsically safe circuits the product can only be accepted if provided with a declaration of compliance This shall specifically indicate compliance with purchase documents e g a quality plan whic
11. ensure that the following aspects are verified a weld continuity b fitting of gaskets and seals c continuity of moulded grooves and tongues d application of cements 12 3 7 4 Tests All tests should be documented Typical tests include a pressure test b dielectrical strength test of filling material 12 4 Verification of Purchased Product In addition to item 7 4 3 of ABNT NBR ISO 9001 2008 the following requirements are applied a For purchased products that could compromise the type of protection the manufacturer must determine and implement verifications to demonstrate that the product complies with the standards listed in the test report and Certificate of Compliance taking into account the nature of the product and the Supplier b During the decision on which type of verification is required for a particular purchased product the manufacturer must consider the nature of the purchased product the supplier as for how critical it is for the kind of protection in question Note In considering whether a supplier should conduct the verification the manufacturer must take into account the results of the assessments conducted in the purchasing process The decision should reflect the competence of the supplier including whether it has a quality system that covers the activity resources e g equipment and professionals with appropriate qualifications and experience This last point is particularly significant when a
12. item 13 5 16 Series Designation given by the requester that identifies the version of the model 5 17 Modular process unit Skid Mounted Set Unit pr mounted on chassis and pr tested consisting of the main equipment and their peripheral accessories such as tools filters and valves forming a complete set which Will be interconnected in the Field to its respective systems 5 18 Applicant Natural or legal person public or private domestic or foreign legally established in the country that performs one of the following activities production assembly creation construction processing importation distribution free or not or marketing of electrical equipment for explosive atmospheres covered by this requirement Note For applicants located abroad without being legally established in the country the responsibilities of chapter 10 of RC002 for marketing purposes in the country belong to the legal representative the importer or the user himself who must be duly notified of such liabilities 6 MECHANISM OF CONFORMITY ASSESSMENT 6 1 The mechanism of compliance assessment used in electrical equipment for explosive atmospheres under gas and vapor conditions and combustible dust included in this CRC is the compulsory certification 6 2 The certification of electrical equipment is carried out primarily for equipment to be installed in locations classified as Zone 0 Zone 1 Zone 2 Zone 20 Zone 21 and Zone 22 6 2 1 The c
13. or Evaluation Report or Certificate of Compliance e g testing of high voltage in complete assemblies or individual components such as transformers must be controlled by documented procedures and conducted 100 unless permitted by the Applicable Technical Standard 12 3 2 5 Assemblies of intrinsically safe circuits in enclosures Ex d Ex p or Exq When Ex d Ex p or Ex q enclosures contain intrinsically safe circuits precautions should be taken as indicated in the Test or Assessment Report or Certificate of Compliance to ensure that other items listed in the Test or Assessment Report are selected assembled and installed according to the referenced drawings 12 3 3 Increased safety Ex e 12 3 3 1 Level of Protection Documented procedures shall ensure that the following are checked a continuity of welding b the fitting of gaskets and seals c the fitting of the lugs and molded grooves male and female d the application of cement 12 3 3 2 Internal wiring and integrity of contacts Documented procedures must ensure that the following are verified a wiring is effectively attached b wiring is properly finished i e the insulation of the connection wires was not excessively removed typically 1 mm into the metal of the terminal c wiring insulation has appropriate thermal characteristics 12 3 3 3 Rotating Machinery Documented procedures shall ensure that COMPLEMENT Doc 701 CRC 001 ELECTRICAL EQUIPMENT FOR EXP
14. provided by the manufacturer unequivocally e g model serial number h The products should not be installed 7 3 3 Inspection 7 3 3 1 The T V Rheinland before issuing the certificate according to this model shall perform inspection of the products subject of the request before being delivered to the user in order to check whether the products are in accordance with item 7 3 2 2 1 7 3 3 2 The certificate must contain the place and date of inspection 7 3 4 Issue of certificate This step must be performed upon completion of all requirements in this CRC 7 3 4 1 The certificate should only be granted to the applicant who has in his process all non onformities eliminated 7 3 4 2 Once the product is compliant the TUV Rheinland shall formalize the grant of authorization to use the Compliance Identification Seal under Chapter 9 for the product s that meet s the criteria established in this CRC 7 3 4 3 The TUV Rheinland submits to the Certification Committee the entire certification process without exception upon complying with all requirements in this CRC 7 3 4 4 The decision of the Certification Committee does not exempt the TUV Rheinland from the responsibilities of the certifications granted 7 3 4 5 The certificate shall contain the following information COMPLEMENT Doc 701 CRC 001 ELECTRICAL EQUIPMENT FOR EXPLOSIVE ATMOSPHERES Revision 06 TUVRheinland UNDER FLAMMABLE GAS AND VAPORS CONDITIONS AND DUST C
15. A TUVRheinland Precisely Right Prepared by Approved by 1 PURPOSE COMPLEMENT Doc 701 CRC 001 ELECTRICAL EQUIPMENT FOR EXPLOSIVE ATMOSPHERES PEUS UNDER FLAMMABLE GAS AND VAPORS CONDITIONS AND DUST COMBUSTIBLE Page 1 28 Heleno dos Santos Verified by Jo o Gustavo L Junqueira Suzete Schipa Suzuki Regina Toscano Approval Date 02 12 2013 TUV Rheinland do Brasil This document establishes the supplementary criteria of the Rule of Product Certification RC 002 to grant and maintain the license for using the SBAC compliance mark 2 APPLICATION Applicable to all companies in the segment manufacturers and or importers of electrical equipment for explosive gases combustible dusts and flammable vapors which request to grant a license for use of the SBAC compliance mark 3 COMPLEMENTARY DOCUMENTS ABNT NBR 15456 2007 Storage of flammable liquids and fuels Construction and testing of supply units ABNT NBR IEC 60034 5 2009 Rotating electrical machines Part 5 Degrees of protection provided by integral design of rotating electrical machines IP Code Classification ABNT NBR IEC 60079 0 2008 Explosive atmospheres Part 0 Equipment General Requirements ABNT NBR IEC 60079 1 2009 Explosive atmospheres Part 1 Protection of equipment for explosion proof enclosure d ABNT NBR IEC 60079 2 2009 Explosive atmospheres Part 2 Protection of equipment by pressurized enclosure p ABNT NBR
16. C Standard shall be certified in compliance with this RAC and its deviations validated by the Certification Commission of TUV Rheinland 4 ACRONYMS ABNT CGCRE CNPJ CRC DIPAC DQUAL EA EPL ExCBs ExTRs AAC IEC IECEx Brazilian Association of Technical Standards http Avww abnt org br General Coordination for Accreditation Inmetro National Registration of Legal Entity Complementary criteria of the Produc Certification Rule Compliance Assessment Programs Division Inmetro Quality Board Inmetro European Cooperation for Accreditation http Wwww european accreditation org default_flash htm Equipment Protection Level IECEx Certification Bodies IECEx Test Reports Interamerican Accreditation Cooperation http Avww iaac org mx English Index htm International Electrotechnical Commission http Avww iec ch International Electrotechnical Commission Scheme for Certification to Standards Relating A TUVRheinland Precisely Right ILAC Inmetro COMPLEMENT Doc 701 CRC 001 ELECTRICAL EQUIPMENT FOR EXPLOSIVE ATMOSPHERES Revision 06 UNDER FLAMMABLE GAS AND VAPORS CONDITIONS AND DUST COMBUSTIBLE Page 3 28 to Equipment for use in Explosive Atmospheres IECEx Scheme http Avww iecex com International Laboratory Accreditation Cooperation http Awww ilac org Instituto Nacional de Metrologia Normaliza o e Qualidade Industrial http Avww inmetro gov br International Organization for Sta
17. CRC 001 ELECTRICAL EQUIPMENT FOR EXPLOSIVE ATMOSPHERES Revision 06 T VRheinland UNDER FLAMMABLE GAS AND VAPORS CONDITIONS AND DUST COMBUSTIBLE er Precisely Right _ MO M M a Rewritten as follows mn m Py m m m m Where oW is the density of water m1 is only the enclosure weighed in air m2 is only the enclosure weighed in water m3 is the enclosure and sintered components assembled weighed in air m4 is the coated assembly weighed in air m5 is the coated assembly weighed in water 12 3 1 6 4 Purchasing Information The manufacturer shall ensure that the purchase documents include the following The specification of the sintered material The dimension requirements The maximum size of the pore The minimum density of sintered material 12 3 1 6 5 Pre tested components When the manufacturer does not conduct its own tests the supplier must submit in a statement of compliance the following The size of the manufactured batch The sample size to set the maximum size of the pore and the minimum density The number of components supplied The maximum size of the pore and the minimum density calculated average values and standard deviations must be provided 12 3 1 6 6 Receipt Control Upon receipt the manufacturer shall Check the tests described in the declaration of compliance Check the compatibility of the requirements in the purchase order wit
18. LOSIVE ATMOSPHERES Revision 06 TUVRheinland UNDER FLAMMABLE GAS AND VAPORS CONDITIONS AND DUST COMBUSTIBLE eae oes Precisely Right a Terminal connections of the rotor and buses are properly segregated and are not subject to undue strain b the air gap is observed between rotor and stator or calculated from the tolerances defined c Fan backlash is checked d bearing clearance is checked 12 3 3 4 Windings Documented procedures shall ensure that a b C the impregnations are free of bubbles Insulation materials are those of the specification the protection of conductors is checked d when protection devices e g thermal are specified in the Test or Assessment Report or Certificate of Compliance they must be of the type and be in the specified location 12 3 3 5 Testing All tests must be documented Typically the tests must include a Dielectric tests b isolation of bearings for rotating machinery 12 3 4 Pressurized equipment Ex p 12 3 4 1 Level of Protection Documented procedures shall ensure that the following are checked a continuity of welding b the fitting of gaskets and seals c the fitting of lugs and molded grooves male and female d the application of cement 12 3 4 2 Tests All tests must be documented Typically these tests shall include a an overpressure test at the pressure specified in the Test or Assessment Report or Certificate of Compliance b a loss test t
19. NAL TECHNICAL REQUIREMENTS FOR ASSESSMENT OF THE QUALITY SYSTEM 12 1 Documents Control In addition to item 4 2 3 of ABNT NBR ISO 9001 2008 the following requirements are applied a The documents of the equipment descriptions and drawings and the plant must be controlled b Documented procedures must ensure that information from documents of the plant refer to the equipment which is under certification Related documents shall be in accordance with the drawings approved upon certification related documents are those used in the manufacturing process c The quality system must ensure that no factors type feature location etc defined in the Test or Assessment Report or Certificate of Compliance and technical documentation e g drawings for certification are amended d There must be a documented system that references all the drawings related to the relevant drawings of certification e When there are drawings of certification that are common to more than one Test or Evaluation Report or Certificate of Compliance there must be a documented system that ensures additional simultaneous actions in case of changes in such drawings Note Some manufacturers use common components with the same number of drawings for more than one product Some of these products may have different people responsible for them Thus if a product with a component and number of common design is revised to meet a need and its certificate is revised it is nece
20. OMBUSTIBLE er Precisely Right a Corporate name CNPJ and full address of manufacturer importer and the applicant s name and assumed name if applicable b full details of TUV Rheinland name accreditation number and signature c identification of the certification model chosen model with Quality Management System Assessment of the Production Process of the Product and Product Testing Batch Test Model or Special Situations Model for Imported Products d basic description of the product and the types of protection applied e special conditions for safe use if applicable f list of all certified brands and models and their respective serial numbers g issue and expiration dates of certification h date of original issue first issue and date of revision when applicable i the number of the certificate of compliance of origin if applicable j n of the assessment report of TUV Rheinland with the issue date which should include the identification of test laborator y ies and the test report s with the issue date k list of certification documents I complete marking in compliance with the relevant standard m batch identification n The observation The products must be installed in compliance with the relevant standards in Electrical Installation in Explosive Atmospheres o standardized note where applicable as text below The activities of installation inspection maintenance repair overhaul and rec
21. a calibration data assessment of subcontractors shipment data customer date of shipment and quantity including serial numbers when available 12 3 Planning of Product Realization In addition to item 7 1 of ABNT NBR ISO 9001 2008 the following items are applied 12 3 1Explosion proof enclosures Ex d 12 3 1 1 Cast materials Cast materials must be submitted for inspection to demonstrate compliance They must be checked example the thickness of the walls including those that were not machined the existence of cracks the inclusion of foreign material bubbles and porosity visually or by a test method depending on the criticality Repair of the porosity of cast materials by impregnation methods e g by use of silicone is not recommended When cast material is repaired by welding it is subject to the requirements for machined enclosures e g routine overpressure test 12 3 1 2 Machining Materials machined shall be subjected to inspection to demonstrate compliance One must check e g the flatness of the explosion proof flanged joints the superficial roughness of all explosion proof joints that are not threaded the fitting of all explosion proof threaded joints e g cable inputs and threaded access covers the depth of holes and threads to ensure an adequate thickness of the residual wall the dimensional requirements of all explosion proof joints 12 3 1 3 Cemented joints and encapsulated a
22. and if appropriate the manufacturer 12 3 2 2 Printed Circuit Boards PCBs 12 3 2 2 1 Unpopulated PCBs 12 3 2 2 1 1 For high density or complex PCBs multilayer PCBs for example the batch can be accepted with a declaration of compliance The statement must demonstrate compliance in relation to the purchase documents e g a quality plan that lists the factors which together demonstrate the compliance of the product 12 3 2 2 1 2 For single or double PCBs the artwork must be visually checked using a photographic negative transparency a certified drawing or a sample of controlled inspection 12 3 2 2 1 3 The purchasing documents shall specify the thickness of copper the thickness of the PCB and ICC values 12 3 2 2 2 Populated PCBs 12 3 2 2 2 1 Varnish and coatings must be controlled for material specification coatings effectiveness and if required application of two independent layers i e the first layer must cure or dry for an appropriate time before applying the second layer 12 3 2 2 2 2 For PCBs the manufacturer shall maintain a list of critical components used for safety in production e g resistors and zener diodes as defined by the OCP that issued the Certificate of Compliance The components of this list must be scanned at 100 This can be accomplished by a visual inspection or for SMD components ensuring the correct loading of the pick and place machines and a visual inspection of the correct placemen
23. ation of the product as provided in Chapter 9 of this RAC CRC 7 1 2 2 3 Definition of Sampling Maintenance 7 1 2 2 3 1 TUV Rheinland shall use in the compliance assessment process a representative and meaningful sample for each type of protection of the product assessed 7 1 2 2 3 2 The sampling can be performed in the production plant provided that the product has already been inspected and released by the quality control of the factory or in the dispatch area in packages ready for commercialization 7 1 2 2 3 3 T V Rheinland must prepare a report detailing the sample collection site and the conditions under which the samples were obtained 7 1 2 2 3 4 The sample must be sealed where appropriate and identified by TUV Rheinland and sent to laboratory for testing 7 1 2 3 Certification Maintenance Audit i The applicants manufacturer SGQ annual assessment must be planned and carried out by TUV Rheinland in agreement with the applicant and must include the requirements of this regulation 7 1 2 3 1 T V Rheinland must ensure that the applicant manufacturer has controlled its production process to avoid deviations that may compromise the conformity of the final product 7 1 2 3 2 If the manufacturer has his SGQ certificate TUV Rheinland should proceed as defined in item 7 1 1 4 1 and 7 1 1 4 2 7 1 2 3 3 If any non compliance in the certification maintenance process is found this can lead to suspension or cancellation of permissi
24. b It has been found in the Quality Audit Report QAR that the procedure adopted is equivalent to that defined in this CRC c The test reports EXTR have been issued by an accredited Test Laboratory ExTL operating within the IECEx system Note Information about products certified by the international certification system IECEX can be found in the online database of certificates of compliance available at the following Internet address http iecex iec ch COMPLEMENT Doc 701 CRC 001 ELECTRICAL EQUIPMENT FOR EXPLOSIVE ATMOSPHERES Revision 06 TUVRheinland UNDER FLAMMABLE GAS AND VAPORS CONDITIONS AND DUST COMBUSTIBLE Page 15 28 Precisely Right 11 TECHNICAL REQUIREMENTS FOR ASSESSMENT OF QUALITY SYSTEM 11 1 The assessment of the management system of manufacturing quality under the responsibility of TUV Rheinland using the ABNT NBR ISO 9001 2008 must check the minimum compliance requirements listed below 4 2 3 Documents Control 4 2 4 Control of Records 7 1 Planning of Product Realization 7 4 3 Verification of Purchased Product 7 5 1 Control of Production and Supply of Services 7 5 3 Identification and Traceability 7 5 5 Preservation of the Product 7 6 Control of Measuring and Monitoring Devices 8 2 1 Customer Satisfaction 8 2 3 Measurement and Monitoring Processes 8 2 4 Monitoring and Measurement of Products 8 3 Control of non compliant product 8 5 2 Corrective Action 8 5 3 Preventive action 12 ADDITIO
25. chosen model with Assessment of the System of the Production Quality Process and Testing on the Product Batch Test Model or Special Situations Model for Imported Products d basic description of the product and the types of protection applied e special conditions for safe use if applicable f issue and expiry date of certification g date of original issue first issue and date of review when applicable h the number of the certificate of compliance of origin if applicable i n of assessment report of TUV Rheinland with the issue date which must include the identification s of laborator y ies and test report s with the issue date j a list of certification documents k complete marking in compliance with the relevant standard l observation The products must be installed in compliance with the relevant standards in Electric Installations in Explosive Atmospheres m standardized note where applicable as text below The activities of installation inspection maintenance repair overhaul and recovery of equipment are the responsibility of users and must be implemented in accordance with the requirements of current technical standards and the manufacturer s recommendations and n other comments on the product application at the discretion of TUV Rheinland 7 1 2 Maintenance Assessment Maintenance of certification is performed to verify through regular assessments that the conditions giving rise
26. e assumptions below is true a When there is no laboratory accredited by Inmetro for the scope of the program of assessment of compliance b When there is only one laboratory accredited by Inmetro and the TUV Rheinland shows that the price of the test of the non accredited laboratory is at least below 50 when compared to that of the accredited laboratory COMPLEMENT Doc 701 CRC 001 ELECTRICAL EQUIPMENT FOR EXPLOSIVE ATMOSPHERES Revision 06 TUVRheinland UNDER FLAMMABLE GAS AND VAPORS CONDITIONS AND DUST COMBUSTIBLE er Precisely Right c When the laborator y ies accredited by Inmetro does do not meet the deadline in two months at the latest for the start of the tests described in this CRC Note The assessment conducted by TUV Rheinland in non accredited laboratory shall be done by a professional of TUV Rheinland who has records of at least three audits in the past three successive years in ABNT NBR ISO IEC 17025 2005 9 3 When one of the assumptions aforementioned is true TUV Rheinland shall follow the following order of priority in the selection of a laboratory not accredited by Inmetro for the specific scope a Accredited first party laboratory b Accredited third party laboratory for other test scopes d Non accredited first party laboratory 9 4 The motives for TUV Rheinland to select the laboratory considering the possibilities described in sub items 12 2 and 12 3 must be duly registered by TUV Rheinland t
27. e guidance for manufacturers on how they can show that the sintered components meet the design requirements as detailed in the Test or Assessment Report or Certificate of Compliance 12 3 1 6 1 Guidance for the verification There are three options available A COMPLEMENT Doc 701 CRC 001 ELECTRICAL EQUIPMENT FOR EXPLOSIVE ATMOSPHERES Revision 06 TUVRheinland UNDER FLAMMABLE GAS AND VAPORS CONDITIONS AND DUST COMBUSTIBLE Page 18 28 Precisely Right the manufacturer conducts the verification and tests the manufacturer through a contract performs periodic and documented monitoring at the vendor of the sintered component accepting a declaration of compliance by the supplier of the sintered component the manufacturer accepts the sintered component with a supplier s declaration of compliance which has an implemented and attested quality system containing within its scope the manufacture of sintered materials 12 3 1 6 2 Tests The tests for the three verification options must be conducted in accordance with the requirements of the Test or Assessment Report or Certificate of Compliance Typical test requirements are presented in ISO 4003 and ISO 2738 The test can be conducted with sampling provided that sampling is not less than 1 of the size of the batch or on 10 units whichever is greater When tests are conducted by sampling to determine the pore size and density of sintered material the results shall be calculated to e
28. equirements in this RAC CRC 7 1 1 4 5 The Certification Committee s decision does not exempt TUV Rheinland from responsibilities on the certificates granted 7 1 1 5 Issuance of Certificate of Compliance This step must be performed upon completion of all requirements in RAC CRC 7 1 1 5 1 The certificate should only be granted to the requesting process that takes all your ass conformities eliminated COMPLEMENT Doc 701 CRC 001 ELECTRICAL EQUIPMENT FOR EXPLOSIVE ATMOSPHERES Revision 06 TUVRheinland UNDER FLAMMABLE GAS AND VAPORS CONDITIONS AND DUST COMBUSTIBLE Page 8 28 Precisely Right 7 1 1 5 2 Once the product compliant TUV Rheinland should formalize the grant of permission to use the Seal Identification of Compliance under Chapter 7 for the product s s that meets m the criteria established in this RAC CRC 7 1 1 5 3 TUV Rheinland presents Commission Certification entire certification process without exception upon completion of all requirements in RAC CRC 7 1 1 5 4 The decision of the Certification Commission does not exempt TUV Rheinland from its responsibilities in the certifications granted 7 1 1 5 5 The certificate shall contain the following information a Corporate name CNPJ and full address of manufacturer importer and the applicant s name and assumed name where applicable b full details of TUV Rheinland name accreditation number and signature c identification of the certification model
29. ertification of electrical equipment is carried out primarily for equipment to be installed in locations classified as Zone 0 or Zone 1 In Zone 2 the following equipment can be installed a Electrical equipment certified for Zone 0 or Zone 1 or b Equipment specifically designed and certified for Zone 2 the second type of nonincendive protection or c Electrical equipment constructed in accordance with the requirements of rule relating to electrical equipment for industrial use and that in normal use do not produce arcs sparks or hot surfaces that could ignite the explosive atmosphere Note In addition this equipment should be mounted in an enclosure that has a degree of protection and strength appropriate to an area not classed with similar environmental conditions as set by the user These types of equipment are not marked for hazardous areas but compliance with the requirements above must be clearly identified in their documentation 6 3 This CRC establishes three 3 different models of certification to obtain authorization for use of the Compliance Identification Seal The applicant must choose one of them a Model with Assessment of the Quality Management System of the Product Production Process and Testing on Product COMPLEMENT Doc 701 CRC 001 ELECTRICAL EQUIPMENT FOR EXPLOSIVE ATMOSPHERES Revision 06 TUVRheinland UNDER FLAMMABLE GAS AND VAPORS CONDITIONS AND DUST COMBUSTIBLE Precisely Right This model consist
30. h lists the factors which together demonstrate the compliance of the product d If tests or inspections by sampling are allowed they must be conducted in order to demonstrate compliance for the whole batch e When the supplier requires training or expertise and specialized qualifications to conduct an investigation they should be documented and training records must be maintained f When the manufacturer decides not to perform inspections and tests on their premises inspections and tests shall be conducted on the premises of the supplier under the responsibility of the manufacturer g When a supplier delivers a product with evidence of compliance for use in explosive atmospheres e g a test report or a certificate of compliance additional checks are not required unless the manufacturer deems necessary 12 5 Production Control and Supply of Services Item 7 5 1 of ABNT NBR ISO 9001 2008 applies Note The manufacturer shall submit its procedures equipment in production work environments and facilities for inspection and testing which together ensure the compliance of the product as described in the certificate of compliance and in accordance with the requirements of certification 12 6 Identification and Traceability In addition to item 7 5 3 of ABNT NBR ISO 9001 2008 the following requirements apply a The manufacturer shall establish and maintain procedures for identifying the product during all stages of production test
31. h the declaration of compliance Conduct the tests if performed at the plant Conduct the statistical verification related to sintered material 12 3 2 Intrinsic Safety Ex i 12 3 2 1 Components of intrinsically safe products The following characteristics shall be checked regarding the following components for use in intrinsically safe equipment and associated equipment This usually involves checking the marking of components or packaging and can be accomplished through statistical techniques if appropriate Doc 701 CRC 001 A COMPLEMENT P ELECTRICAL EQUIPMENT FOR EXPLOSIVE ATMOSPHERES Revision 06 TUVRheinland UNDER FLAMMABLE GAS AND VAPORS CONDITIONS AND DUST COMBUSTIBLE Precisely Right Resistors Capacitors Piezo electric devices Inductive Components Transformers Semi conductors Diodes Zener Diodes Transistors Integrated circuits Thyristors Batteries Fuses Insulating materials Connectors e g Plugs sockets and terminals Page 20 28 value power type value tolerance type manufacturer type capacitance type inductance dc resistance number of turns section and wire material and if appropriate specification and material of the core and coil type manufacturer insulation voltage Code and if appropriate the manufacturer manufacturer and type or standard designation manufacturer type and value specification size and if appropriate code Code
32. hrough supporting documentation 9 5 For the tests performed by foreign laboratories on products that have already been certified in their country of origin the equivalences of the established test method and sampling methodology must be observed Additionally these laboratories must be accredited by Inmetro or by an accreditation body that is signatory to one of the following mutual recognition agreements of which Inmetro is part a Interamerican Accreditation Cooperation IAAC b European Cooperation for Accreditation EA c International Laboratory Accreditation Cooperation ILAC Notes 1 The list of accredited laboratories can be obtained from the site of Inmetro www inmetro gov br of the cooperation and the bodies of the signatories of such agreements 2 The scope of accreditation of the laboratory shall include the testing method applied under this CRC 3 The test reports issued by the laboratory must contain clear and unambiguous identification of their status as accredited laboratory 10 ISSUE OF COMPLIANCE CERTIFICATES BASED ON ANALYSIS OF TEST REPORTS ExTR ISSUED BY LABORATORIES ExTL ACCREDITED BY IECEx 10 1 OCP s may issue certificates of compliance based on certifications made by the Certification Body ExCB accredited by IECEx when they meet the requirements below a It has been found in the Test Report EXTR that the test methods and sampling methodologies are equivalent to those defined in this CRC
33. ificate can be issued only if concurrently the following conditions are met a certificate of compliance of products for use in explosive areas or any other equivalent document in the country of origin issued by third parties and valid for the complete equipment is submitted b The data in equivalent certificates issued by foreign agencies must include information according to IEC guideline type of protection subgroup and temperature class and reference standards C The plant of production of the products object of the request holds a valid certificate of Quality Management System or is replaced by the monitoring report of foreign body of certification d Entry invoice of imported products is submitted and does not exceed a total of 20 units except for description of items in the modular unit of process and provided that the conditions provided in this RAC are met e The request must total at least 20 units included in the same Certificate of Compliance and the same request may not have been the object of solicitation in any other OCP within six months The applicant must formally attest to the care of this requirement f Certificates issued by various foreign entities for the same product will not be accepted for purposes of this evaluation model g TUV Rheinland must list all the documents in all units object of the request and its related documents including products used in the modular process units according to the description
34. ing final inspection and marketing b Traceability is required with respect to the final product and its significant parts Note Significant parts are e g a printed circuit board PCB of an intrinsically safe circuit but not every electronic component on a PCB 12 7 Preservation of Product Applies to item 7 5 5 of ABNT NBR ISO 9001 2008 Note The manufacturer shall provide an operation manual in Portuguese that allow the safe use of the product for their customers If deemed necessary by the manufacturer the instructions should contain specific requirements for installation and maintenance of the product This may be specified in the Certificate Procedures may be required for components with limited life if they affect the type of protection such as e g batteries COMPLEMENT Doc 701 CRC 001 ELECTRICAL EQUIPMENT FOR EXPLOSIVE ATMOSPHERES Revision 06 TUVRheinland UNDER FLAMMABLE GAS AND VAPORS CONDITIONS AND DUST COMBUSTIBLE eae bene Precisely Right 12 8 Measurement Device Control and Monitoring In addition to item 7 6 of ABNT NBR ISO 9001 2008 the following requirements apply Note The compliance with 7 6 a of NBR ISO 9001 2008 can be done through the use of accredited calibration laboratory which can demonstrate that OCP operates in compliance with an internationally recognized standard and is preferably covered by a multilateral agreement and by obtaining a certificate bearing the logo of the accreditation
35. ining the description of the constructive characteristics of the electrical equipment for explosive atmospheres stating the type s of protection including the type and model or series 5 11 Model or type Designation given by the applicant that differentiates products from the same family 5 12 Product Certification Body OCP Public entity private or mixed of a third party accredited by INMETRO according to the criteria established by it to carry out services for conformity assessment of products based on the principles and policies adopted under SBAC COMPLEMENT Doc 701 CRC 001 ELECTRICAL EQUIPMENT FOR EXPLOSIVE ATMOSPHERES Revision 06 TUVRheinland UNDER FLAMMABLE GAS AND VAPORS CONDITIONS AND DUST COMBUSTIBLE Precisely Right 5 13 Supervisory Body Entity of public Law with legal powers to supervise compliance of conformity assessment according to agreement signed with INVETRO 5 14 Conformity Assessment Requirement RAC Document that contains specific rules and establishes systemic treatment for compliance assessment of products processes services people or quality management systems in order to provide adequate level of confidence in relation to the requirements of the standard or technical regulation 5 15 Compliance Identification Seal Graphic representation to be affixed to the equipment and which aims to identify objects with assessed conformity either compulsory or voluntary within the SBAC conform
36. m is used for closing the enclosure Fastening devices that affect the mechanical properties of the type of protection invalidate the test Hydraulic methods are recommended due to safety considerations and the difficulties in detecting leaks with pneumatic methods The test facility must be adequate to promptly provide the required pressure during the testing period Leaks through explosion proof joints can be reduced by the use of gaskets or sealing rings The manometer shall be calibrated have appropriate resolution and range and be located so as not to invalidate the test e g due to pressure drop in the pipes The test method must allow any leakage to be monitored during the test period The verification of the routine pressure test shall include inspection for product damage or deformation e g that flanged explosion proof joints are still within the specified tolerances and the locks are not deformed 12 3 1 5 Flanged joints Flanged joints shall be checked after final assembly to ensure that the interstice specified was not exceeded 12 3 1 6 Sintered Components Sintered materials are used in many products such as gas detectors and speakers When an OCP issues a certificate of compliance involving such components the design parameters for the sintered components normally cover three factors maximum size of the pore minimum density diameter and thickness of the sintered material The purpose of this item is to provid
37. ndardization http Awww iso org Memorandum of Understanding Mutual Recognition Agreement Brazilian Standard Product Certification Body Management Systems Certification Body Regulation on Conformity Assessment Product Certification Rule Brazilian System of Conformity Assessment Quality Management System Union of Electro Electronic Industry Certification COMPLEMENT Doc 701 CRC 001 ELECTRICAL EQUIPMENT FOR EXPLOSIVE ATMOSPHERES Revision 06 TUVRheinland UNDER FLAMMABLE GAS AND VAPORS CONDITIONS AND DUST COMBUSTIBLE ee Precisely Right 5 DEFINITIONS 5 1 Certificate of Compliance Issuance of a statement based on a decision made after careful analysis that compliance with specified requirements was demonstrated 5 2 The Certification Committee Technical OCP committee comprising representatives of the class entities of the applicants users standard bodies all with recognized training in installation and equipment for explosive atmospheres This committee shall be free from any pressure either commercial or financial and other conditions that may influence the decisions and have a structure whose members are chosen in order to be a balance of interests in which no particular interest predominates This committee is permanent and consultative whose function is to analyze the certification process and assist in the provision maintenance extension reduction warning Suspension or cancellation of certification
38. nformities eliminated COMPLEMENT Doc 701 CRC 001 ELECTRICAL EQUIPMENT FOR EXPLOSIVE ATMOSPHERES Revision 06 TUVRheinland UNDER FLAMMABLE GAS AND VAPORS CONDITIONS AND DUST COMBUSTIBLE Page 11 28 Precisely Right 7 2 1 4 2 Once the product compliant TUV Rheinland should formalize the grant of permission to use the Seal Identification of Compliance under Chapter 9 for the product s s that meets m the criteria established in this RAC CRC 7 2 1 4 3 TUV Rheinland presents Commission Certification entire certification process without exception upon completion of all requirements in RAC CRC 7 2 1 4 4 The decision of the Certification Commission does not exempt TUV Rheinland from its responsibilities in the certifications granted 7 2 1 4 5 The certificate shall contain the following information a Corporate name CNPJ and full address of manufacturer importer and the applicant s name and assumed name where applicable b full details of TUV Rheinland name accreditation number and signature C identification of the certification model chosen model with Assessment of the System of the Production Quality Process and Testing on the Product Batch Test Model or Special Situations Model for Imported Products d basic description of the product and the types of protection applied e special conditions for safe use if applicable f list of all certified brands and models and their respective serial numbers g
39. nt and Monitoring Processes Applies to item 8 2 3 of NBR ISO 9001 2008 Note If a process can affect the integrity of the type of protection and if the resulting integrity cannot be verified after manufacture e g the environmental conditions required for curing an encapsulant this particular process must be measured and monitored and documented evidence must be maintained to show compliance with the required parameters see also B 3 12 11 Measurement and Monitoring of Product Item 8 2 4 of ABNT NBR ISO 9001 2008 applies Note If routine tests are required for the certificate and the documents of the equipment the tests should be performed as specified The use of sampling techniques is not allowed If practicable the label should not be attached until final inspection and testing have been satisfactorily completed 12 12 Control of nonconforming product In addition to item 8 3 of ABNT NBR ISO 9001 2008 the following requirements apply COMPLEMENT Doc 701 CRC 001 ELECTRICAL EQUIPMENT FOR EXPLOSIVE ATMOSPHERES Revision 06 TUVRheinland UNDER FLAMMABLE GAS AND VAPORS CONDITIONS AND DUST COMBUSTIBLE Page 26 28 Precisely Right Note One of the purposes of this item is to avoid non conformities in the products supplied a The manufacturer shall maintain a system so that if a product which has been provided does not conform to the standards listed in the certificate of compliance the customer can be identified b the ma
40. nufacturer shall take all actions appropriate to the risk level when nonconforming products have been delivered to the customer Note It is recommended that the manufacturer inform the OCP responsible for issuing the Certificate of Compliance a If an unsafe or non conforming product has been provided to a client the manufacturer shall inform the client in writing and OCP is responsible for issuing the certificate b If you cannot trace the unsafe product e g product supplied by a distributor or due to the high volume of products such as cable glands an advertisement must be placed in publications recommending the appropriate actions to be taken c For all non conforming products supplied to customers the manufacturer must maintain for a minimum period of 10 years records of serial numbers or identification of products supplied the customer who received the product the action taken to inform customers and OCP in the case of nonconforming product with compromised safety the action taken to implement corrective and preventive actions d Concessions are not permitted for products that are not in agreement with the design as defined in the test report the certificate of compliance and the technical documentation listed 12 13 Corrective Action Item 8 5 2 of ABNT NBR ISO 9001 2008 applies 12 14 Preventive action Item 8 5 3 of ABNT NBR ISO 9001 2008 applies 12 15 Additional Requirements If the requirements of
41. o ensure that the loss rate specified is not exceeded 12 3 5 Encapsulation Ex m 12 3 5 1 Production Documentation Thermal protection e g thermal fuses must be of specified type and be positioned in accordance with the certification drawings The guidelines given in B 3 1 3 shall apply 12 3 5 2 Tests All tests must be documented Typical tests include a visual inspection b verification of the dielectric characteristics 12 3 6 Oil immersion Ex All tests must be documented Typical tests include COMPLEMENT Doc 701 CRC 001 ELECTRICAL EQUIPMENT FOR EXPLOSIVE ATMOSPHERES Revision 06 TUVRheinland UNDER FLAMMABLE GAS AND VAPORS CONDITIONS AND DUST COMBUSTIBLE Page 23 28 Precisely Right a reduced pressure test only sealed enclosures b overpressure test sealed and unsealed enclosures 12 3 7 Immersion in sand 12 3 7 1 Material Control The material must be of defined size and type There must be evidence such as verification of the flammability of the enclosure materials and the materials shall be those specified in the Test or Evaluation Report or Certificate of Compliance 12 3 7 2 Filling The filling must be done without bubbles It is clearly necessary to ensure that bubbles are not created after filling with an oscillation motion The filling process must be documented and the documentation must include the criterion of verification 12 3 7 3 Ingress protection Documented procedures should
42. on to use the Conformity Identification Seal for non compliant products at the discretion of TUV Rheinland 7 1 2 3 4 TUV Rheinland submits to the Certification Committee the entire certification process without exception upon complying with all requirements in this RAC CRC 7 1 2 3 5 The decision of the Certification Committee does not relieve the responsibilities of TUV Rheinland for the granted certifications 7 1 2 4 Maintenance of the Certificate of Compliance This step must be performed upon completion of all requirements in this RAC CRC 7 1 2 4 1 The certification must be maintained only to the applicant that has all non compliances cleared from its process within a period set by TUV Rheinland 7 1 2 4 2 T V Rheinland must maintain certification for permission to use the Compliance Identity Seal as provided in Chapter 7 for brand s and model s and famil y ies of product s that meet s the criteria established in this RAC 7 1 2 4 3 The decision not to grant the maintenance of certification entails the immediate suspension of the certificate and therefore the disempowerment of use of the Compliance Identification Seal for the rejected product to which other actions may apply such as the withdrawal of the product from the market and or recall COMPLEMENT Doc 701 CRC 001 ELECTRICAL EQUIPMENT FOR EXPLOSIVE ATMOSPHERES Revision 06 TUVRheinland UNDER FLAMMABLE GAS AND VAPORS CONDITIONS AND DUST COMBUSTIBLE err
43. overy of equipment are the responsibility of users and must be implemented in accordance with the requirements of current technical standards and the manufacturer s recommendations and i p other comments on the product application at the discretion of TUV Rheinland Note The certificate may be composed of multiple pages and must not contain attachments such as extracts of test reports containing details relevant to the user such as restrictions special considerations in applying the product etc 8 PENALTIES Failure to satisfy the requirements included in this CRC will lead to the penalties provided in Article 8 of Law No 9933 as of December 20 1999 9 USE OF TEST LABORATORY 9 1 The T V Rheinland accredited by Inmetro which use laboratory tests the rule for selection of these laboratories is the use of laboratory accredited by Inmetro for the scope provided in this CRC 9 1 1 In the case of large electrical machines such as generators motors and high voltage transformers with power rating equal to or greater than 2 0 MW the testing may be in laboratories accredited by the first part Inmetro 9 1 2 Tests to be performed in laboratories accredited by the first part Inmetro are those that do not involve the necessity of presence of flammable gases 9 2 In an exceptional and precarious manner as long as it is conditioned to an evaluation by Rheinland a non accredited laboratory may be used for the specific scope when one of th
44. plosive atmospheres Part 26 Equipment with equipment protection level EPL Ga IEC 60079 27 2008 Explosive gas atmospheres Part 27 Fieldbus Intrinsically Safe Concept FISCO ABNT NBR IEC 60079 28 2010 Explosive Atmospheres Part 28 Protection of equipment and transmission systems using optical radiation Explosive atmospheres COMPLEMENT A Doc 701 CRC 001 ELECTRICAL EQUIPMENT FOR EXPLOSIVE ATMOSPHERES Revision 06 TUVRheinland UNDER FLAMMABLE GAS AND VAPORS CONDITIONS AND DUST COMBUSTIBLE Page 2 28 Precisely Right ABNT NBR IEC 60079 29 1 2008 Part 29 1 Gas detectors Performance requirements ABNT NBR IEC 60529 2009 Degrees of protection for enclosures of electrical equipment IP Code ABNT NBR IEC 61241 4 2009 Electrical equipment for use in the presence of combustible dust Part 4 Protection by enclosures pD ABNT NBR IEC 62013 1 2009 Flashlight for helmets for use in gassy mines Part 1 General requirements for construction and testing ABNT NBR IEC 62013 2 2009 Flashlight for helmets for use in gassy mines Part 2 Performance and other requirements related to safety IEC 60079 30 1 2007 Explosive Atmospheres Electrical Resistance Trace Heating IEC 60079 31 2008 IEC 61241 11 2006 IEC 61241 18 2004 Part 30 1 General and Testing Requirements Explosive Atmospheres Part 31 Equipment dust ignition protection by enclosure t Electrical apparatus for use in the presence of combustible dust Part 11 P
45. rotection by intrinsic safety iD Electrical apparatus for use in the presence of combustible dust Part 18 Protection by encapsulation mD Administrative Rule No 179 as of June Rules for Use of Trademarks Symbols off 16 2009 Symbols Acknowledgement of Conformity to Principles of Good Laboratory Practice BPL and the INMETRO Identification Stamps Administrative Rule No 179 as of May Compliance assessment requirements for electrical and electronic equipment 18 2010 Administrative Rule No 90 as of May 28 2003 Ministry of Development Industry and Foreign Trade for explosive atmospheres Approves the Internal Regulation of the Technical Committees to advise INMETRO in developing conformity assessment programs Administrative Rule No 598 as of 07 12 2004 NR 10 Safety in Electrical Installation and Services MTE Ministry of Labor and Employment Law 8 078 as of September 11 1990 Provides for consumer protection and other measures Law 9 933 as of December 20 1999 Provides for the powers of Conmetro and INUETRO establishing the rate of Metrological Services and other 3 1 In the publication of the revised Norma T cnica Brasileira Brazilian Technical Standard NBR NBR IEC or NBR NM and corresponding to the IEC Standard listed in this chapter this will become effective to replace the corresponding IEC Standard mentioned herein 3 2 The equipment manufactured in compliance to the latest version of IE
46. s of the evaluation and approval of the SGQ of the manufacturing process used in repetitive processes of serial production with audits by a third party at the manufacturer and testing on prototypes or samples taken from the production line or preferably in the dispatch area b Batch Test Sample In this model samples taken from a production batch of the product undergo test which may be derived from an import or not from there issuing the results of an evaluation of its conformity to a given specification There is no assessment of maintenance of certification c Special Situations Model for Imported Products New model that consists of technical assessment of documents such as type test report the audit results of products specifications drawings among others and inspection of TUV Rheinland in which the body must ensure that the products conform to the documentation analyzed In this model there is no assessment of maintenance of certification 6 4 It is the responsibility of the applicant to formalize with TUV Rheinland the model to be used for certification of their equipment covered by this CRC 6 5 The steps involved in conformity assessment described in chapter 7 shall be conducted by TUV Rheinland 7 STEPS OF THE PROCESS OF CONFORMITY ASSESSMENT This Chapter establishes the procedure for assessing compliance for granting and maintaining authorization to use the Conformity Identification Seal 7 1 Model with Assessmen
47. ssary to have a system to ensure that any certificate that references the same component is also revised in order to ensure that other products are compliant with the documents of the equipment f When a manufacturer has drawings for products not intended for use in explosive atmospheres there must be a documented system that enables a clear identification of related drawings and the drawings for certification Note The examples that follow can be used Use of visual marks COMPLEMENT Doc 701 CRC 001 ELECTRICAL EQUIPMENT FOR EXPLOSIVE ATMOSPHERES Revision 06 TUVRheinland UNDER FLAMMABLE GAS AND VAPORS CONDITIONS AND DUST COMBUSTIBLE er Precisely Right Use of a unique series for the numbering of drawings e g all drawings for the certification having a prefix Ex in the numbering g The manufacturer shall indicate in the document which OCP is responsible for the certification h When the documents or the manufacturer of the equipment are transferred to a third party they must be provided to avoid misinterpretation 12 2 Control of Records Applies to item 4 2 4 of ABNT NBR ISO 9001 2008 Note It is entirely up to the manufacturer to retain appropriate records of the quality which demonstrate compliance of the product Examples of documents requiring control and retention are those who come from regulatory requirements Client s request contract review training records test and inspection dat
48. ssemblies Documented procedures should indicate the following a the validity and storage time of the cement and encapsulating compound b the proportions of the mixture COMPLEMENT Doc 701 CRC 001 ELECTRICAL EQUIPMENT FOR EXPLOSIVE ATMOSPHERES Revision 06 TUVRheinland UNDER FLAMMABLE GAS AND VAPORS CONDITIONS AND DUST COMBUSTIBLE er Precisely Right c the surface preparation normally degreasing or equivalent is required immediately before the operation to ensure good adhesion d the application e g filling instructions free of bubbles and temperature conditions e curing which should include the curing period any relevant environmental factors measures to ensure that the product is not manipulated during the curing period 12 3 1 4 Routine pressure test The objective of this test is to check that the enclosure does not suffer damage or permanent deformation and that there are no leaks of the enclosure during the test other than through the interstices of construction e g explosion proof gaskets Leaks through cemented gaskets or encapsulated assemblies are faults The test can be performed only once with a complete assembly or a range of applications in every part of the enclosure Enclosures that have more than one compartment must have each compartment tested individually The method used should ensure that the complete assembly or its parts are subjected to representative stress e g that the real syste
49. stablish the standard deviation o for sampling i e oP is the standard deviation for the pore size oD is the standard deviation for density The maximum size of the pore shall not exceed and the minimum density shall remain equal to or greater than the values set in the Certificate of Compliance when 3o is considered For this reason the average sampling value plus 3 oP for pore size and less than 3 oD for density shall not invalidate the requirements of Test or Evaluation Report or Certificate of Compliance 12 3 1 6 3 Examples of tests The following examples are provided as a guideline Example 1 pore size Maximum size allowed for the pore as specified in a certificate of compliance 150 mm Average value 140 um Standard deviation oP 2 um Thus maximum value 140 2 x 3 146 um approved If the standard deviation oP is 5 um Then the maximum value 140 5 x 3 155 um failed Example 2 density Minimum density allowed as specified in the certificate of compliance 5 gem Average value 5 3 gcm 3 Standard deviation oD 0 05 gem Thus minimum value 5 3 0 05 x 3 5 15 gom approved If the standard deviation oD is 0 12 gem Then the minimum value 5 3 0 12 x 3 4 94 gcm failed Note In some cases the sintered component is built directly into a solid enclosure To establish the value of density the following formula must be used A COMPLEMENT Doc 701
50. t by automatic test equipment provided the equipment individually check each critical component and by visual inspection conducted to verify the code of components in assemblies with diodes or zener diodes COMPLEMENT Doc 701 CRC 001 ELECTRICAL EQUIPMENT FOR EXPLOSIVE ATMOSPHERES Revision 06 TUVRheinland UNDER FLAMMABLE GAS AND VAPORS CONDITIONS AND DUST COMBUSTIBLE eae cee Precisely Right Note If the pick and place machine selects the coil of components based on the measurement of the value of the component the measurement function must be calibrated 12 3 2 2 2 3 Documented procedures shall be provided to ensure that the routines for assembling and welding are defined 12 3 2 2 2 4 The segregation of PCBs to be assembled manually must be checked at 100 12 3 2 3 Assemblies 12 3 2 3 1 Documented procedures must ensure that the documentation of production includes all the relevant variations of product design 12 3 2 3 2 The documentation of the production shall include all the critical components for safety and in the case of encapsulated parts the manufacturer type mix and depth of the encapsulant 12 3 2 3 3 Documented procedures shall ensure that segregation is maintained between related parts e g terminals and cabling and that the specified colors and or labels are used 12 3 2 3 4 The seals must be checked for compatibility with the degree of product protection 12 3 2 4 Testing Any testing of the Test
51. t of the Quality Management System of Product Production Process and Testing on Product 7 1 1 Initial Assessment 7 1 1 1 Request to Start Process i The applicant must send a formal request to TUV Rheinland which must include the name and the feature of the product to be certified 7 1 1 2 Analysis of Application and Documentation 7 1 1 2 1 T V Rheinland before starting the certification service must consider the validity of the request If the certification request is deemed unfeasible TUV Rheinland must formally inform the requester the reason for the unfeasibility of conformity and return all submitted documentation 7 1 1 2 2 During the review process TUV Rheinland Will examine the technical documentation of the product and the manufacture s SGQ specifications and user s manual Note The user s manual to be delivered in the certification process must be written in Portuguese and in the version to be available to the user This manual shall mandatorily accompany the supply 7 1 1 3 Initial tests The tests should be performed and recorded taking into account the following steps 7 1 1 3 1 Definitions of Tests to Be Performed 7 1 1 3 1 1 The test shall be performed on samples as specified in item 7 1 1 3 3 TUV Rheinland shall inform the applicant the amount of samples to perform all tests required by the standard stating the amount COMPLEMENT Doc 701 CRC 001 ELECTRICAL EQUIPMENT FOR EXPLOSIVE ATMOSPHERES Revision 06
52. to the initial grant authorization for the use of any identifying stamp of compliance are being maintained It is TUV Rheinland s sole responsibility to perform the compliance assessment services for maintenance 7 1 2 1 Maintenance Evaluation Planning The process of maintenance of certification shall be performed every 18 months in accordance with the requirements provided in Chapter 11 and 12 of this RAC CRC 7 1 2 1 1 Provided that there is evidence that the TUV Rheinland can justify the extraordinary audit and without the need to be announced 7 1 2 2 Maintenance Testing These tests must be performed and recorded taking into account the following steps 7 1 2 2 1 Definition of Tests to Be Performed 7 1 2 2 1 1 The tests shall be conducted in the product that has been found non compliant during the audit of maintenance according to item 7 1 2 3 or has been changed to modify the original characteristics or due to formal complaint from the user by TUV Rheinland s assessment COMPLEMENT Doc 701 CRC 001 ELECTRICAL EQUIPMENT FOR EXPLOSIVE ATMOSPHERES Revision 06 TUVRheinland UNDER FLAMMABLE GAS AND VAPORS CONDITIONS AND DUST COMBUSTIBLE ee Precisely Right 7 1 2 2 1 2 The required tests are defined by TUV Rheinland on the basis of an assessment as per 7 1 2 2 1 1 7 1 2 2 2 Selection of Laboratory It is TUV Rheinland s responsibility to select the lab to be hired to perform the tests on the process of maintaining the certific
53. tual recognition agreements MRA recognized by Inmetro and with reference to ABNT NBR ISO 9001 2008 and since this certification is valid for the production plant of the product under the request this certification shall be accepted by TUV Rheinland In this case the holder of the certificate must provide to TUV Rheinalnd all records under this certification The following conditions shall be observed a Certification of the factory s SGQ must cover the production plant of the product under certification b The product certification requester must provide the PCO for review copies of reports of audits of its quality system issued by the OCS including the corrective actions implemented 7 1 1 4 2 An audit shall be undertaken by TUV Rheinland which includes the additional technical requirements provided in Chapter 12 and does not exempt the testing and evaluation of the type of product under this RAC CRC TUV Rheinland may at its discretion accept the audit reports of other OCP s covering the manufacturing of equipment with the same types of protection 7 1 1 4 3 If the manufacturer does not have its quality management system certified under the SBAC Rheinland shall conduct the audit in accordance with the requirements established in Chapter 11 and 12 of this RAC CRC 7 1 1 4 4 TUV Rheinland submits to the Certification Committee the entire certification process without exception for examination on the certification upon completion of all r
54. uirements of this regulation TUV Rheinland can issue certificates based on this model 7 3 1 2 The following products are not covered by this type of assessment installation accessories e g cable glands flexible conduits couplings etc lamps electronic ballasts for fluorescent lamps flashlights projectors empty cases electric motors connection boxes solenoid valves and components for signaling and control unless they are part of the modular unit of the process 7 3 1 3 For imported components described in 7 3 1 2 it shall be duly attested by the petitioner that its destination is for exclusive use in the maintenance of systems already installed and that the certificate s is are valid COMPLEMENT Doc 701 CRC 001 ELECTRICAL EQUIPMENT FOR EXPLOSIVE ATMOSPHERES Revision 06 TUVRheinland UNDER FLAMMABLE GAS AND VAPORS CONDITIONS AND DUST COMBUSTIBLE ee Precisely Right 7 3 2 Request to Start Process 7 3 2 1 The applicant must forward a formal request to TUV Rheinland which must include the name product feature and its specifications attached manuals and other documents that TUV Rheinland sees fit 7 3 2 2 Analysis of the Request and Documentation TUV Rheinland must consider the validity of the request If the request of the declaration is deemed unfeasible TUV Rheinland should formally inform the requester the reason for the inability of compliance and return all documentation submitted 7 3 2 2 1 The cert

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