Products
Manufacturing program
Power Transformers
Power transformers and autotransformers of up to 500 MVA rated power and 420 kV rated voltage with on-load and off-load tap-changing.
Step up transformers of up to 500 MVA rated power and up to 420 kV rated voltage.
Special Transformers
Distribution Transformers
Distribution transformers Series 8 of 50 kVA to 1600 kVA rated power and up to 24 kV rated voltage – a new series of distribution transformers, filled with environmentally friendly liquid Midel 7131, transformer mineral oil and in dry version (Dry-type transformers). The new “Series 8” version is designed in accordance with Tier 2 of the European Commission Regulation no. 548/2014 and amendment no. 2019/1783 of 1.10.2019, which came into force on 1.7.2021. Distribution transformers Series 8 have reduced losses and are therefore dimensionally modified.
Special Transformers
Special Transformers
To meet industrial demands, KOLEKTOR ETRA d.o.o. also manufactures special transformers:
– Furnace transformers with on-load tap-changing for arc furnaces.
– Furnace transformers with off-load tap changing (for induction furnaces)
rectifier transformers.
– Transformers for electric traction.
– Grounding transformers for the neutral point earthing.
– Short-circuit current-limiting reactors.
