Registration number (WIID)Project No.TitleStatus
50119prHD XXX S1Special insulation type transformers such as small dimension rectiformersIzstrādē
48100prHD XXX S1Practice of incorporating circuit breakers in the transformer housings or in a near enclosure and the influence of said practice in the standardisation of transformersIzstrādē
45159prHD XXX S1Power transformers - Part 3: Insulation levels and dielectric tests - External clearances in airIzstrādē
49123prHD XXX S1Electrical transformers - Three-phase two-winding immersed type transformers for 50 Hz, 50 to 3150 kVA, high-voltage 1.1 kV to 36 kV, low- voltage 231 V to 1.1 kVIzstrādē
43201prHD 464 S2Dry-type power transformersIzstrādē
46545prHD 428.5 S1Three-phase oil-immersed distribution transformers 50 Hz, from 50 to 2,5 MVA with highest voltage for equipment not exceeding 36 kV - Part 5: Pole mounting of liquid immersed transformersIzstrādē
46012prEN XXXConditions of use and particular design requirements for power transformers and reactors with highest voltage for equipment exceeding 1 kV permanently incorporated in buildingsIzstrādē
78092prEN IEC 63501Technical guideline for the application, specification, and testing of phase-shifting transformersIzstrādē
78102prEN IEC 60076-6Power transformers - Part 6: ReactorsIzstrādē
72638prEN IEC 60076-4:2023Power transformers - Part 4: Lightning impulse and switching impulse tests of power transformers and reactorsAptauja slēgta
Displaying 1-10 of 371 results.