Instrument Transformers
EPTIS factsheet 1570170 | Last revision 2026-04-17 | URL: https://www.eptis.bam.de/pts1570170 https://www.eptis.bam.de/pts1570170
| PT provider | |||||||
| PT provider | Normus Proficiency Testing Services LLC Normus Proficiency Testing Services LLC | ||||||
| Based in | United States | ||||||
| Language(s) | English | ||||||
| Remarks | 0401: Temp rise 0402: Lightning impulse wstd (CT/VT MV/HV) 0403: Lightning impulse wstd (Cap VT HV) 0404: Chopped impulse wstd 0405: Switching impulse wstd 0406: Wet wstd (outdoor transf.) 0407: Radio interference V (RIV) 0408: Accuracy (meas/prot) 0409: Durability of markings 0410: Dry PF V (primary) 0411: Partial discharge (PD) 0412: Inter-section PF wstd 0413: Secondary PF V wstd 0414: Tightness (liquid-insul. encl.) 0415: Cap & dielectric loss factor (tanδ) 0416: Multiple chopped impulse 0417: Transmitted over-V 0418: Mech strength (static pull) 0419: Insul res (secondary) 0420: Sec. winding res 0421: Sec. circuit time constant 0422: Rated knee-point EMF (Excit.) 0423: Inter-turn over-V 0424: Short-circuit wstd (VT) 0425: Short-circuit wstd (Cap VT) 0426: Ferro-resonance control/damping 0427: Transient response 0428: Carrier freq hardware (insert. loss) 0429: Carrier freq hardware (return loss) 0430: Drainage coil (impulse wstd) 0431: Drainage coil (PF V wstd) 0432: Drainage coil (imped/loss) 0433: Transmitted over-V (Cap VT comp) 0434: Cap divider LV term-PF wstd 0435: EM unit PF wstd 0436: Tightness (Cap divider EM unit) 0437: Tightness (Cap units) 0438: Temp coeff (TC) det. 0439: Ref disturber-discharge 0440: Steep-front impulse V 0441: Dry PF V 0442: IEC 60137 Cl 8.9: Thermal short-time current wstd 0443: IEC 60137 Cl 8.10: Cantilever load wstd 0444: IEC 60137 Cl 8.14, IEC 60660 Cl 4.2-5.2: Dim. meas. 0445: IEC 60660 Cl 3.7: Mech failure load 0446: IEC 60660 Cl 3.8: Deflection under load (ambient) 0447: IEC 60660 Cl 3.9: Mech bending strength vs Temp 0448: IEC 60660 Cl 3.10: Water absorp. 0449: IEC 60660 Cl 3.13: Temp cycling | ||||||
| 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 | Laboratories that perform electrical tests. No geographical restrictions. | ||||||
| Linked to specific legislation / standards | EN 61869 series instrument transformer standards and IEC 60137, IEC 60660 insulator standards. | ||||||
| Additional, subsidiary aims | validation of testing methods | ||||||
| Number of participants | min.8 | ||||||
| Accredited or otherwise reviewed by a 3rd party | |||||||
| Operation is commissioned / requested by | |||||||
| Fees and frequency | |||||||
| Participation fee | Each test item has a different price. The average price is $750 per test item. Please contact us for more information. | ||||||
| Regularly operated | Yes (Once a year) | ||||||
| Year of first operation | 2019 | ||||||
| Contact details of the PT provider | |||||||
| Provider | Contact person | ||||||
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Normus Proficiency Testing Services LLC
169 Madison Ave STE 11534 Unit 316 10016 New York, NY United States Phone: +1 (332) 254 6040 Fax: Web: https://www.normuspt.com https://www.normuspt.com |
Mr. Oguzhan YALNIZ
Phone: +1 (332) 254 6040 Fax: Email: info@normuspt.com info@normuspt.com |
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If you find any mistakes please contact the responsible EPTIS coordinator in United States,
Mr Johannes van de Kreeke.
Mr Johannes van de Kreeke.