Trafo Elettro
Trafo Elettro Standard Cast Resin Transformer 1250kVA 11/0.433kV Dyn11
Item No. MVCRTX1250KVA11KV
Product Range: Cast Resin Distribution Transformers
Component Type (ETIM Class)
Distribution transformer
Electrical
Primary voltage11 kV
Secondary voltage 10.41 kV
Frequency50 Hz
Power rating1250 kVA
Number of phases3
Primary rated current65.61 A
Secondary current on CT1739.01 A
Transformer impedance6 %
Efficiency99.08 %
Construction
Type of transformerCast resin
Switching transformerDyn11
Tap changer+/- 2 x 2.5 %
Primary materialAluminium
Secondary materialAluminium
Insulation class according to IECF
Coil windings temperature rise90 K
Cooling methodAir natural (AN)
With wheelsYes
Dimensions
Length1890 mm
Height2126 mm
Width1070 mm
Weight total3200 kg
Environment
Maximum installation altitude1000 m
Ambient temperature-25...50 °C
Sound pressure level according to EN ISO 11203 at 0/35 °C at 1 m distance56 dB(A)
Sound power level67 dB(A)
Environmental classE3
Fire classF1
Climate classC2