Testing of Procedures Transformer Safety
[Pruebas de Procedimientos de seguridad de transformadores]
EPTIS factsheet 921398 | Last revision 2024-06-20 | URL: https://www.eptis.bam.de/pts921398 https://www.eptis.bam.de/pts921398
| PT provider | ||||||||||
| PT provider | Metrologos Especializados e Ingenieros Electricos MEIE S. de R.L. de C.V Metrologos Especializados e Ingenieros Electricos MEIE S. de R.L. de C.V | |||||||||
| Based in | Mexico | |||||||||
| Language(s) | English/Español | |||||||||
| Remarks | ||||||||||
| Keywords | ||||||||||
| Product groups |
Electrical / electronical devices
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| Testing fields |
Electrotechnics / electronics
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| Technical details | ||||||||||
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| Aims of the PT scheme | ||||||||||
| Target group of participants | ELECTRONIC ELECTRICAL SECTOR TEST LABORATORIES | |||||||||
| Linked to specific legislation / standards | Measurement of the ohmic (electrical) resistance: Sections 3.1.2 and 3.2 of the standard: NTC 375: 2017; Section 5 of the standard: IEEE Std C57.12.90-2015; section 11.2 of the standard: IEC 60076-1-2011; Sections 4.3.2, 4.3.3 of the standard: MNX-J-169-ANCE-2015; NMX-J-351-2-ANCE-2016;Relation of Transformation: sections: 4.1- 4.2.1 - 4.3.2 - 5.1.2 - 5.2.1 and 5.3.2 of the standard: NTC 471: 2017; section 7 of the standard: IEEE Std. C57.12.90-2015; section 11.3 of the standard: IEC 60076-1-2011; section 6.2.2 of the standard: NMX-J-169-ANCE-2015; NMX-J-351-2-ANCE-2016;Vacuum losses and excitation current: Clause 5 of the standard: NTC 1031: 2019; clause 8 of the standard: IEEE Std. C57.12.90-2015; Clause 11.5 of the standard: IEC 60076-1-2011; clause 7, 7.1, 7.2, 7.2.1.2 of the standard: NMX-J-169-ANCE-2015; NMX-J-351-2-ANCE-2016;Measurement of impedance and short circuit losses due to load: standard: NTC 1031: 2019; clause 9 of the standard: IEEE Std C57.12.90-2012; Clause 11.4 of the standard: IEC 60076-1-2011; clause 4 of the standard: NTC-1005; clauses 8, 8.1, 8.3, 8.4 of the standard: NMX-J-169-ANCE-2015; NMX-J-351-2-ANCE-2016;Applied and induced voltage: clauses 9.5 and 9.6 of the standard: NMX-J-169-ANCE-2015; NMX-J-351-2-ANCE-2016: Clause 6.2 of the standard: NTC 837: 2019; Table 2 of the standard: NTC 836: 2019; Clause 17 of the standard: NTC 3654: 2003; Clause 6.3 of the standard: NTC 837: 2019;Polarity, phasor diagram, phase sequence: clause 5.1.1 of the standard: NMX-J-169-ANCE-2015;Airtightness, clause 11 of the standard: NMX-J-169-ANCE-2015;Measurement of temperature rise (heat measurement, heating test) of the transformer windings, clauses 10, 10.2, 10.3, 10.3.1, 10.3.5 of the standard: NMX-J-169-ANCE-2015; clauses 10.4.2, 10.4.3, 10.4.4 of the standard: NMX-J-169-ANCE-2004, clauses 4.1, 4.2, 4.3, 4.4, 4.5.2, 4.6 and 4.7 of the standard: NTC 316: 1998; Clause 21.1.3 of the standard: NTC 3654: 2003 | |||||||||
| Additional, subsidiary aims | validation of testing methods | |||||||||
| Number of participants | 2 to 7 | |||||||||
| Accredited or otherwise reviewed by a 3rd party |
Accredited by American Association for Laboratory Accreditation (A2LA) on the basis of ISO/IEC 17043:2023 A2LA |
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| Operation is commissioned / requested by | ||||||||||
| Fees and frequency | ||||||||||
| Participation fee | Please, contact us | |||||||||
| Regularly operated | Yes (January) | |||||||||
| Year of first operation | 2018 | |||||||||
| Contact details of the PT provider | ||||||||||
| Provider | Contact person | |||||||||
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Metrologos Especializados e Ingenieros Electricos MEIE S. de R.L. de C.V
Sur 105A #702 09060 Mexico Phone: +5276914255 Fax: Web: http://metrologosmeie.com/ http://metrologosmeie.com/ |
Ing. Jesús Mora Muñiz
Phone: +52 55 5418 3959 Fax: Email: jmora@metrologosmeie.com.mx jmora@metrologosmeie.com.mx |
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