Three-phase Transformers

TT

  • • Circuit separator transformer and phase angle according to Connection group (see technical information). Built according to EN-61558 (up to 31.5 KVA) and remainder according to EN-60076 and Directive 2014/35 / EU.
    • Class HC (200º) and insulation windings: <160kVA Class F (140º) Ta = 40ºC / ≥ 160 kVA Class H (165º) Ta = 40ºC.
    • Windings impregnated in varnish. Tropicalized
    • Frequency 50-60 Hz
    • Test voltage: PRI / SEC: 4.5 kV – PRI / MAS: 4.5 kV – SEC / MAS: 4.5 kV. Protection against electric shock Class I.
    • Enclosure protection degree IP-00, IP-23 or IP-65.
    • Lifting bolts from 10kVA.
    • Tropicalized.
    • It is a fixed transformer according to its mobility, and not resistant to short circuits by construction.
    • Possibility of customized voltages, horizontal mounting, electrostatic screen, independent secondaries, etc., on request

 

E70 (400/400V-N Yyn0)  

E71 (400/400V-N Dyn11)

E71 TTF (400/400V-N Dyn11) FOR HARMONIC NETWORKS

E70 TTH (400/400V-N Dzn0) HARMONIC BALANCER

E72 (400/400V-N Yyn0 CLASS II)  

E73 (400/400V-N Dyn11 CLASS II)  

Special voltages

 

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