ABB CN14C User Manual Download

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PRODUC T FOR HIGH VOLTAGE APPLIC ATION

Current transformers for Gas-

insulated switchgear type ELK

Instructions for installation, use and
maintenance

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Summary of Contents for CN14C

Page 1: ... PRODUCT FOR HIGH VOLTAGE APPLICATION Current transformers for Gas insulated switchgear type ELK Instructions for installation use and maintenance ...

Page 2: ...ty instructions 5 Connection of transformer primary side 5 Connection of transformer secondary side 6 Mounting 7 4 Instructions for use 7 Routine test report 7 5 Maintenance instructions before installation 7 6 Transport Storage 8 7 Disposal 8 8 Handling 9 9 Normative references 9 10 Dimensions 9 11 Lifetime 10 Appendix 1 Examples of electrical wiring 11 Appendix 2 Dimensional drawings ...

Page 3: ...1 Where 1 CN14C type code of transformer ELK CN3 720 ELK CN3 1080 ELK CN14 560 ELK CN14 840 CN14C 2 2016 year of manufacture 3 1VLT serial number 4 50 60 Hz rated frequency 5 IEC 61869 1 2 corresponding standard standards 6 245 460 1050kV voltage level 7 50kA 3s rated short time thermal current duration 8 or n order number 9 Icth 3150A rated continuos thermal current 10 Idyn 135kA rated dynamic cu...

Page 4: ...ent secondary voltages which may be hazard ous to personnel or damaging to the trans former s secondary The secondary like this must be additionally grounded Connection of transformer primary side The ELK CN transformers don t have their own primary conductor If ELK CN transformers will be used in other applications than ABB switchgear ELK 3 ELK 14 or ELK 14 245C please contact us for support Atte...

Page 5: ...conduc tor and whole transformer clean the sealing sur face and inside surface of the transformer from dust grease and another impurities see 5 Main tenance instructions For each type of ELK CN transformer use the corresponding fasteners pri mary conductor and insulator Use only a primary conductor designed by ABB 4 Instructions for use Current instrument transformers are used to convert currents ...

Page 6: ...ave to be protected from direct impact of solar radia tion The transformers are delivered according to delivery instruction HASV600377 7 Disposal Materials used in instrument transformers are considered as materials without environmental impact and the materials are not toxic Instru ment transformers have to be disposed of in ac cordance with national legislation relevant to do mestic waste dispos...

Page 7: ...n agreement between the customer and the manufacturer The specific standard is always mentioned on the transformer ratio nameplate As an example the following standards can be mentioned IEC 60044 1 IEC 60044 6 IEC 61869 1 IEC 61869 2 AS 60044 1 ČSN EN 60044 1 ČSN EN 60044 6 IEEE Std C57 13 6 2005 ANSI C57 13 1978 CSA Std CAN3 C13 M83 BS EN 60044 1 GOST 7746 2001 When agreed transformers made in ac...

Page 8: ...8 CURRENT TR ANSFORMERS FOR GAS INSUL ATED SWITCHGEAR TYPE ELK Appendix 1 Examples of electrical wiring Current instrument transformers ...

Page 9: ...9 Appendix 2 Dimensional drawings Weight of the transformer depends on the number of cores and their parameters ELK CN3 1080mm ELK CN3 20mm ...

Page 10: ...10 CURRENT TR ANSFORMERS FOR GAS INSUL ATED SWITCHGEAR TYPE ELK ELK CN 14 840mm ELK CN14 560mm ...

Page 11: ...11 CN14C Configuration A0001 CN14C Configuration A0002 ...

Page 12: ...le lack of information in this document We reserve all rights in this document and in the subject matter and illustrations con tained therein Any reproduction disclosure to third parties or utilization of its contents in whole or in parts is forbidden without prior written consent of ABB Copyright 2019 ABB All rights reserved C O N TA C T U S ABB s r o EPDS Brno Videnska 117 619 00 Brno Czech Repu...

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