Presentation of Cores programme
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The document provides detailed specifications and design information related to electrotechnical components in the energy sector, focusing on wound cores used for various transformers and telecommunications. It includes material designations, thicknesses, power loss metrics, types of cores, and standard applications. Additionally, it offers insights into the properties and manufacturing of these components while providing contact information for the company, Iskra d.d.
Presentation of Cores programme
- 1. Energy sector Electrotechnical components Secutity, supply & managementTelecommunicationsEfficient installations Traffic Services Programme of wound cores Energy sector Electrotechnical components Efficient installations Traffic Telecommunications Facility management Services
- 2. Programme of wound cores M103-27P, thickness 0.27 mm; M089-27N, thickness 0.27 mm; 27JGSD090, thickness 0.27 mm; 23JGSD080, thickness 0.23 mm; Trafoperm N2, thickness 0.1 mm. Strip width: 10, 15, 16, 18, 19, 20, 21, 22, 25, 30, 32, 40, 42, 44, 50, 54, 55, 65, 70, 90, 105 mm Wound cores are winded of different GOESS: Frequency: 50, 60, 400, 1.000 Hz
- 3. 3 Materials designation overview Abreviations DIN46400 Old designation New designation EN10107 Power loss Thickness, mm Power loss at 1,5 T Power loss at 1,7 T M0 - 27M0H M103-27P low 0,27 - 1,03 M0 - 30M0H M105-30P low 0,3 - 1,05 M1 VM111-30P 30M1H M111-30P low 0,3 - 1,11 M2 VM117-30P 30M2H M117-30P low 0,3 -- 1,17 - - - M120-23S lower 0,23 0,77 1,2 M3 VM130-27S 27M3 M130-27S lower 0,27 0,85 1,3 M3 - 23M3 M080-23N normal 0,23 0,8 1,27 M4 VM89-27N 27M4 M089-27N normal 0,27 0,89 1,4 M5 VM97-30N 30M5 M097-30N normal 0,3 0,97 1,5 M6 VM111-35N 35M6 M111-35N normal 0,35 1,11 1,65 - VM140-30S - M140-30S lower 0,3 0,92 1,4 M7 - 30M7 M175-50N normal 0,5 1,75 - - - GT100 - - 0,1 1,1 - 27JGSD090 M90-27P low 0,27 0,90 23JGSD080 M80-27P Very low 0,23 0,80 Designation of GOESS materials
- 4. 4 BH Curves Magnetisation of feromagnetic substances Magnetisation curves of some materials Electromagnetic curves
- 5. 5 Electromagnetic properties Relative permeabilits is depend of temperature and frequency Hysteresis loop of feromagnetic material Permeability and Hysteresis loop
- 6. Applicaiions Insulating transformers up to 13kVA Auto transformers Variable auto transformers Audio transformers Toroidal transformers 6 Standard cores: Customer made cores: Instrument transformers (Voltage and Current transformers) SMPS transformers (welding devices etc.) Special gapped cores Chokes Beside wound cores made of different electrical steel, we can offer also: Coilformers Clamps Holders Rubberwasher for toroidal transformers and choke Tinned round plate for toroidal transformers and chokes
- 7. 7 Cores overview Toroidal cores for CT Toroidal and E cores Ovalcores
- 8. 8 Cores overview Rectangular cut cores for CT Toroidal cut cores and housing for CT C cores Rectangular and toroidal cut cores
- 9. 9 Drawing, Insulations and Test points Drawing of rectangular cut core for CT Test points for MDK 1000A Bmax. (T) Heff (A/m) 0,1 ≤ 7,5 0,9 ≤ 45 1,6 ≤ 76 Insulations:: Mylar foil, width 5 or 10 mm, d=50µm Resicoat, UL, epoxy, d ~ 500 µm Epoxy color, rost protection Housing Data overview
- 10. Catalogues Most of our cores are made according to customer design Catalogue for standard wound cores is available on our web site in PDF form
- 11. Contacts Thank you! Iskra, d.d. Headquarters: Stegne 21 SI-1000 Ljubljana Slovenia Phone: +386 1 513 10 00 Fax: +386 1 511 15 32 E-mail: iskra@iskra.eu www.iskra.eu