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Buy IEC Ed. Instrument transformers Part 6: Requirements for protective current transformers for transient performance from SAI. Accuracy classes for transient cores according to IEC Error limits for TPX, TPY and TPZ current transformers. Error limits for TPS. IEC Additional requirements for current transformers. IEC IEC IEC Additional requirements for inductive.

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EVS-EN – Estonian Centre for Standardisation

Page of Go. Page 46 – Example on how to connect a star connect Page 47 Page 48 Page 49 Page 50 – Example how to connect delta connected t Page 54 Page 55 – Rated primary current and minimum pickup Page 56 – Examples how to connect, configure and s Page 57 – Examples on how to connect a three 60404-6 Page 58 Page 59 – Example on how to kec a phase-to-pha Page 60 Page 61 – Example on how to connect an open delta Page 62 Page 63 Page 64 – For low impedance earthed or lec ear Page 78 – Setting guidelines Page 79 Page 80 – Meshed network with parallel line Page 81 Page 82 – Directional phase overcurrent protection Page 94 Page 95 Page 96 – Directional residual overcurrent protect Page 97 – Common settings for all steps Page 98 – Nd harmonic restrain Page 99 – Parallel transformer inrush current logi Page – Switch onto fault logic Page Page Page – Four step directional negative phase seq Page Page Page – Two step residual overvoltage protection Page – Reactors and transformersEquipment prote Page – Direct earthed system Page – Settings for two step residual overvolta Page – Single circuit breaker with double busba Page – External selection of auto reclosing mod Page – Permanent fault and reclosing unsuccessf Page – Evolving fault Page – Automatic continuation of the auto reclo CTs according to these classes are specified approximately in the same way by a.


It is not possible to give a general.

A rated secondary terminal voltage U. A corresponding rated equivalent limiting secondary e.

The impedance that is, with a complex quantity of the standard ANSI burden for the specific. The secondary terminal voltage for the specific C class V.

The CTs according to class C must have a calculated rated equivalent limiting. Table of Contents Add to my manuals Add. Feeder protection and control feeder protection 79 pages.

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