SFSZ-80000/115±9×1.78%-38.5±2×2.5%-11.5 Power transformer
110kV Three-winding no-load tapping Oil-immersed Power Transformer,110kV dual-winding load tapping Oil-immersed Power Transformer,110kV three-winding load tapping Power Transformer,110kV three-winding load no-excitation Power Transformer

80MVA 110kV Oil-immersed Power Transformer115kv /38.5kv/11.5kv

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Product Details

Power transformer:  SFSZ-80000/110

Standard: IEC 600761

Operating conditions

Rated network voltage HV/MV/LV, (kV/kV/kV): 110/35/10KV

Maximum operating voltage HV/MV/LV, (kV/kV/kV):126/40.5/12KV

Climatic performance: -40 °С …+40 °С

Accommodation category

Ambient temperature, (°С)

Meters above sea level, (m)  not exceeding 1 000 m

Earthquake resistance, (points), at least  6 (MSK-64)

Key features

Winding voltages rating HV/MV/LV, (kV/kV/kV)  115/38.5/11.5KV

Winding power rating HV/MV/LV, (MVA/MVA/MVA) 

- ONAF  80/80/20

- ONAN, at least  48/48/12

Rated network frequency, (Hz)na 50

Scheme and group of windings connection: YNyn0d11

No-load current, (% no more) 0.5

Short-circuit voltage, (%)  

HV-MV 15

HV-LV 18.5

MV-LV  7.0

Minimal value of peak efficiency indicator (PEI), (at least %) 99.723%

No-load losses, (kW) no more 36kW

Short-circuit losses on the principal tapping, (kW) no more 283kW


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