Field of Accreditation – High-Voltage Testing

STRI is in general accredited for performing tests in accordance with IEC 60060-1 for product standards according to the table below and for the following voltage types and levels:

  • AC 2 kV up to 1050 kV
  • DC 10 kV up to 1200 kV
  • LI 50 kV up to 2600 kV
  • SI 100 kV up to 1750 kV
  • PD 1 pC up to 2 nC
  • Cap 20 pF up to 1 µF
  • Tan d 5×10-5 up to 0.01 rad (0,005 up to 1%)
  • RIV 5 up to 5000 µV
  • AC current 200 up to 8000 A
  • DC current 200 up to 8000 A
  • Resistance 10 up to 500 µohm
  • Temperature -40°C up to +125°C

Scope of accreditation:

StandardEditionTitleParagraph
CAN/CSA-C60044-5:07March 2007Instrument transformers – Part 5: Capacitive voltage transformers9.2, 9.4.2, 9.4.3, 9.5, 10.2.1, 10.2.2A.2, 10.2.3, 10.2.4, 10.4
CAN/CSA-C60871-1:14
July 2014
Shunt capacitors for a.c. power systems having a rated voltage above 1000 V – Part 1: General
7-9.2, 10, 12-17
CigréTB 496, 2012-04Recommendations for Testing DC Extruded Cable Systems for Power Transmission at a Rated Voltage up to 500 kVWhole, except 5.2.2
CISPR 16-1-1Ed. 4.0, 2015-09Specification for radio disturbance and immunity measuring apparatus and methods – Part 1-1: Radio disturbance and immunity measuring apparatus – Measuring apparatusQuasi-peak detector, band B
CISPR 18-2Ed. 2, 2010-06Radio interference characteristics of over-head power lines and high-voltage equipment. Part 2: Methods of measurement and procedure for determining limitsQuasi-peak detector, band B
ELECTRANo. 189, 2000-04Recommendations for tests of power transmission dc cables for a rated voltage up to 800 kV (ELECTRA 72, 1980 – Revision)Whole
IEC 60044-8Ed. 1, 2002-07Instrument transformers. Part 8: Electronic current transformers8.3.2-3, 8.2, 8.5, 9.2.2
IEC 60060-1Ed. 3, 2010-09High-voltage test techniques Part 1: General definitions and test requirementsWhole, except par 9
IEC 60060-2Ed. 3, 2010-11High-voltage test techniques Part 2: Measuring SystemsWhole
IEC 60076-6Ed. 1.0, 2007-12Power transformers – Part 6: Reactors12.8.12
IEC 60099-4Ed. 3.0, 2014-06Surge arresters – Part 4: Metal-oxide surge arresters without gaps for a.c. systems8.2, 8.14, 10.8.14, parts of 11, 12 and 13
IEC 60137Ed. 7.0, 2017-03Insulated bushings for alternating voltages above 1 000 V7.1-7.3, 8.1-8.8, 9.1-9.6
IEC 60143-1Ed. 5.0, 2015-06
Corr. 1, 2017
Series capacitors for power systems – Part 1: General5.1 - 5.6, 5.9 - 5.13
IEC 601682001-04Tests on indoor and outdoor post insulators of ceramic material or glass for systems with nominal voltages greater than 1 000 V4.1-4.9
IEC 60228Ed. 3.0, 2004-11Conductors of insulated cables7, Annex A
IEC 60230Ed. 2.0, 2018-01Impulse tests on cables and their accessoriesWhole
IEC 60270Ed. 3.1, 2015-11High voltage test techniques – Partial discharge measurementsWhole, except 4.5.2 - 4.5.5
IEC 60358-1Ed. 1.0, 2012-06
Corr. 1, 2013-06
Coupling capacitors and capacitor dividers9.2, 10.1-10.4
IEC 60383-11993-04Insulators for overhead lines with a nominal voltage above 1 000 V Part 1: Ceramic or glass insulator units for a.c. systems Definitions, test methods and acceptance criteria9-14, 15.1
IEC 60383-21993-04Insulators for overhead lines with a nominal voltage above 1 000 V Part 2: Insulator strings and insulator sets for a.c. systems Definitions, tests methods and acceptance criteria43231
IEC 60437Ed. 2, 1997-09Radio interference test on high-voltage insulatorsWhole
IEC 60502-2Ed. 3.0, 2014-02Power cables with extruded insulation and their accessories for rated voltages from 1 kV ( U m = 1,2 kV) up to 30 kV ( U m = 36 kV) – Part 2: Cables for rated voltages from 6 kV ( U m = 7,2 kV) up to 30 kV ( U m = 36 kV)16.2-16.4, 17.4, 17.6.2, 17.7-17.10, 18.2.4-18.2.10, 18.3.2-18.3.5, 19.4-19.4, 19.13, 19.15, 19.20, 19.21, 19.23, 19.24, Annex D-G
IEC 60502-4Ed. 3, 2010-12Power cables with extruded insulation and their accessories for rated voltages from 1 kV (Um=1,2 kV) up to 30 kV (Um=36 kV) – Part 4: Test requirements on accessories for cables with rated voltages from 6 kV (Um=7,2 kV) up to 30 kV (Um=36 kVAC dry and wet, DC dry
PD at ambient, PD at θt
Imp. at ambient, Imp. at θt
Heat. cycle in air
Heat. cycle in water
IEC 60507Ed. 3, 2013-12
Corr. 1, 2018-08
Artificial pollution tests on high-voltage ceramic and glass insulators to be used on a.c. systemsOnly voltage measurement
IEC 606601999-10Insulators - Tests on indoor post insulators of organic material for systems with nominal voltages greater than 1 000 V up to but not including 300 kV3.3-3.6, 5.4
IEC 60700-1Ed. 2.0, 2015-07Thyristor valves for high voltage direct current (HVDC) power transmission – Part 1: Electrical testing.6, 7, 8 (not 8.3.6)
IEC 60811-203Ed. 1.0, 2012-03Electric and optical fibre cables – Test methods for non-metallic materials – Part 203: General tests – Measurement of overall dimensions4.2
IEC 60811-401Ed. 1.1, 2017-07Electric and optical fibre cables – Test methods for non-metallic materials – Part 401: Miscellaneous tests – Thermal ageing methods – Ageing in an air oven4.2.1-4.2.5
IEC 60811-409Ed. 1.0, 2012-03Electric and optical fibre cables – Test methods for non-metallic materials – Part 409: General tests – Miscellaneous tests – Loss of mass test for thermoplastic insulations and sheaths4.2-4.6, 6
IEC 60811-501Ed. 1.1, 2018-06Electric and optical fibre cables – Test methods for non-metallic materials – Part 501: Mechanical tests – Tests for determining the mechanical properties of insulating and sheathing compounds4.2.1-4.2.7 (except 4.2.3 c and 4.2.4 b), 4.3.1-4.3.7 (except 4.3.3 c and 4.3.4 b),
IEC 60811-506Ed. 1.0, 2012-03Electric and optical fibre cables – Test methods for non-metallic materials – Part 506: Mechanical tests – Impact test at low temperature for insulations and sheaths4.2-4.5
IEC 60811-507Ed. 1.0, 2012-03Electric and optical fibre cables – Test methods for non-metallic materials – Part 507: Mechanical tests – Hot set test for cross-linked materials4.1-4.4
IEC 60811-508Ed. 1.1, 2017-07Electric and optical fibre cables – Test methods for non-metallic materials – Part 508: Mechanical tests – Pressure test at high temperature for insulation and sheaths4.2-4.4
IEC 60811-509Ed. 1.1, 2017-07Electric and optical fibre cables – Test methods for non-metallic materials – Part 509: Mechanical tests – Test for resistance of insulations and sheaths to cracking (heat shock test)4.2-4.4
IEC 60811-605Ed. 1.0, 2012-03Electric and optical fibre cables – Test methods for non-metallic materials – Part 605: Physical tests – Measurement of carbon black and/or mineral filler in polyethylene compounds4.2
IEC 60871-1Ed. 4, 2014-05Shunt capacitors for a.c. power systems having a rated voltage above 1 000 V. Part 1: GeneralWhole, except not complete banks in cl. 4 and T 1 >1.56µs in cl. 12.2.
IEC 60871-2Ed. 3, 2014-11Shunt capacitors for a.c. power systems having a rated voltage above 1 000 V. Part 2: Endurance testingOnly routine testing.
IEC 60885-2Ed. 1.0, 1987-03Electrical test methods for electric cables. Part 2: Partial discharge testsWhole
IEC 60885-3Ed. 2.0, 2015-04Electrical test methods for electric cables. Part 3: Test methods for partial discharge measurements on lengths of extruded power cableShort cables (≤50 meter)
IEC 61071Ed. 2.0, 2017-08Capacitors for power electronics.5.3, 5.5, 5.9
IEC 61109Ed. 2.0, 2008-05Composite insulators for a.c. overhead lines with a nominal voltage greater than 1000 V – Definitions, test methods and acceptance criteria10.1, 11.1
IEC 61245Ed. 2.0, 2015-03
Corr. 1, 2018-08
Artificial pollution tests on high-voltage insulators to be used on d.c. systemsWhole
IEC 61325Ed. 1.0, 1995-03Insulator for overhead lines with a nominal voltage above 1000 V – Ceramic or glass insulator unit for d.c. systems –Definitions, test methods and acceptance criteria.11-16, 21
IEC 61442Ed. 2, 2005-03Test methods for accessories for power cables with rated voltages from 6 kV (Um =7,2 kV) up to 30 kV (Um=36 kV)4.1-4.3, 5.2, 6.3, 7.2, 8.2, 9.2-9.4, 15, 16, 20.2
IEC 61869-12007-10Instrument transformers – Part 1: General requirements7.2.2-7.2.5.1, 7.3.1-7.3.4, 7.3.6, 7.4.1-7.4.3, 7.5
IEC 61869-3Ed. 1, 2011-07Instrument transformers – Part 3: Additional requirements for inductive voltage transformers7.2.2-7.2.3, 7.2.301, 7.3.1-7.3.2, 7.4.3
IEC 61869-5Ed. 1, 2011-07
Corr. 1, 2015
Instrument transformers – Part 5: Additional requirements for capacitor voltage transformers7.2.2-7.2.4, 7.2.501, 7.3.1, 7.3.501-7.3.504, 7.3.2, 7.4.1, 7.4.3, 7.4.501
IEC 61869-6Ed. 1.0, 2016-04Instrument transformers - Part 6: Additional general requirements for low-power instrument transformers7.2.2, 7.2.3, 7.3.1, 7.3.4
IEC 61869-10Ed. 1.0, 2017-12Instrument transformers - Part 10: Additional general requirements for low-power passive current transformers7.2.2
IEC 61952Ed. 2, 2008-05Insulators for overhead lines – Composite line post insulators for A.C. systems with a nominal voltage greater than 1 000 V – Definitions, test methods and acceptance criteria10.2.3, 11.1
IEC 61954Ed. 2.0, 2011-04
Amd. 1, 2013-04
Amd. 2, 2017-04
Static var compensators (SVC) – Testing of thyristor valves5.1-5.4, 6.1-6.3, 7.2, 9, 10
IEC 62067Ed. 2.0, 2011-11Power cables with extruded insulation and their accessories for rated voltages above 150 kV (Um = 170 kV) up to 500 kV (Um = 550 kV) – Test methods and requirements9.2, 9.3, 10.4, 10.5, 10.7-10.14, 12.4.3-12.4.6, 12.4.7.1, 12.4.7.2, 12.4.8, 12.4.9, 12.5.1-12.5.15, 13.2.4, 13.2.5, 13.3.2.4, Annex D-F
IEC 621552003-05Hollow pressurized and unpressurized ceramic and glass insulators for use in electrical equipment with rated voltages greater than 1000 V10.4
IEC 62217Ed. 2, 2012-09Polymeric HV insulators for indoor and outdoor use – General definitions, test methods and acceptance criteria9.2.4, 9.2.7, 9.4.2
IEC 62231Ed. 1, 2006-02Composite station post insulators for substations with a.c. voltages greater than 1000 V up to 245 kV - Definitions, test methods and acceptance criteria8.2.3, 8.2.6, 8.5, 9.2.1-9.2.2
IEC 62271-1Ed. 2.0, 2017-07High-voltage switchgear and controlgear – Part 1: Common specifications for alternating current switchgear and controlgear7.2.2-7.2.4, 7.2.6, 7.2.7.2, 7.2.7.3, 7.2.8.2-7.2.8.4, 7.2.9, 7.2.10, 7.2.12, 7.3, 7.4.4.1-7.4.4.3, 7.5, 7.9.1.1, 8.2, 8.4, 8.6, Annex E
IEC 62271-100Ed. 2.2, 2017-06High-voltage switchgear and controlgear – Part 100: Alternating-current circuit-breakers (Consolidated version)6.2.1-6.2.3, 6.2.5, 6.2.6.1, 6.2.6.2, 6.2.7.1-6.2.7.3, 6.2.9, 6.2.11, 6.3, 6.4, 6.9, 7.1, 7.3, 7.5
IEC 62271-102Ed. 2.0, 2018-05High-voltage switchgear and controlgear – Part 102: Alternating current disconnectors and earthing switches7.2.2-7.2.12, 7.3-7.5, 7.9, 7.101.9c, 7.102.3.2, 7.102.5.b, 7.103, 7.108, 8.2, 8.4, 8.6, 8.101, 8.102, Annex C
IEC 62271-108Ed. 1, 2005-10High-voltage switchgear and controlgear – Part 108: High-voltage alternating current disconnecting circuit-breakers for rated voltages of 72,5 kV and above6.2-6.3, 6.4.1, 6.5, 6.9.1.1, 6.102.9.4, 6.114.1, 7.1, 7.3
IEC 62271-109Ed. 2, 2008-11
Amd. 1, 2013-05
High-voltage switchgear and controlgear – Part 109: Alternating-current series capacitor by-pass switches6.2-6.3, 6.4.1, 6.5, 6.9.1.1, 6.101-6.102, 7.1, 7.3
IEC 62271-200Ed. 2.0, 2011-10
Corr. 1, 2015
High-voltage switchgear and controlgear – Part 200: AC metal-enclosed switchgear and controlgear for rated voltages above 1 kV and up to and including 52 kV6.2.6.1-6.2.6.2, 6.2.9, 6.2.11, 6.2.101, 6.4.1, 6.5, 6.9.1.1, 6.104, 7.1, 7.3, 7.5, 7.101
IEC 62271-203Ed. 2.0, 2011-09
Corr. 1, 2013-07
High-voltage switchgear and controlgear – Part 203: Gas-insulated metal-enclosed switchgear  for rated voltages above 52 kV6.2.6.1-6.2.6.2, 6.2.7.1-6.2.7.3, 6.2.9, 6.2.11, 6.3, 6.4.1, 6.5, 6.9.1.1, 7.1, 7.3, 7.5
IEC 62501Ed. 1.1, 2014-08Voltage sourced converter (VSC) valves for high-voltage direct current (HVDC) power transmission – Electrical testing4 (except 4.4), 7, 8, 8.1, 8.2, 8.3, 8.3.1-8.3.4, 9, 9.1, 9.2, 9.3, 9.3.1-9.3.4
IEC/TR 62730Ed. 1.0, 2012-03HV polymeric insulators for indoor and outdoor use tracking and erosion testing by wheel test and 5000 h test7.2
IEC 62823
Ed. 1.0, 2018-08
Thyristor valves for thyristor controlled series capacitors (TCSC) – Electrical testing
7, 8
IEC 62848-1Ed. 1.0, 2016-06Railway applications – DC surge arresters and voltage limiting devices – Part 1: Metal-oxide surge arresters without gaps6.2.2-6.2.5, 6.7
IEC 62895Ed. 1.0, 2017-05High Voltage Direct Current (HVDC) power transmission – Cables with extruded insulation and their accessories for rated voltages up to 320 kV for land applications – Test methods and requirementsWhole, except 9.3, 10 c), h) 12.5 a), e), g), h), i), k), m)
IEC/IEEE
65700-19-03
Ed. 1, 2014-07Bushings for DC applications8.1-8.5, 9.1-9.7, 10.1-10.3
IEEE std. 42013IEEE Standard Test Techniques for High-Voltage TestingWhole
IEEE C57.13.52009Performance and Test Requirements for Instrument Transformers of a Nominal System Voltage of 115 kV and AboveWhole, except 10.3-10.5, 12.1
IEEE C57.19.002004IEEE Standard General requirements and Test Procedure for Power Apparatus Bushings7.2.1, 7.2.3, 7.2.4, 7.3.1, 7.4.1, 7.4.2, 7.4.4
IEEE C57.19.03Ed. 1, 2014-07Bushings for DC application8, 8.1-8.5, 9, 9.1-9.7, 10, 10.1-10.3
IEEE C63.42014Methods of Measurement of Radio-Noise Emissions from Low-Voltage Electrical and Electronic Equipment in the Range of 9 kHz to 40 GHz4.2.2
SN-16.1i2013-12-10Tests on instrument transformers from 15 to 800 kV6.1.1-6.1.4, 6.5, 7.1, 7.2, 7.3.1, 7.9, 9.4.3