EPTIS
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Testing of Procedures Transformer Safety

[Pruebas de Procedimientos de seguridad de transformadores]

EPTIS factsheet 921398 | Last revision 2022-02-09 | 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
Testing fields Electrotechnics / electronics
Technical details
Test item Tested property Testing method
Distribution transformer Voltage, Current, Power, Temperature and Pressure Testing of Procedures Transformer Safety
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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 17043:2010

A2LA

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
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 Emmanuelle David Mora Muñiz
Phone: +5276914255
Fax:
Email: edavidmm@metrologosmeie.com edavidmm@metrologosmeie.com
If you find any mistakes please contact the responsible EPTIS coordinator in Mexico, Mr Luis Enrique Ortiz Martinez. Mr Luis Enrique Ortiz Martinez.
Any questions or problems? Please contact us at eptis@bam.de.
Application version: 1.23-SNAPSHOT.20230502124635-7925ae379a631fc1ececff45d2921c8db38877d5