Product Parameters
Rated Capacity: 6.3MVA～180MVA
HV Voltage: 110kV / 115kV / 121kV
LV Voltage: 6.3kV, 10.5kV, 35kV, 0.4kV
Tap Range: ±2×2.5%, ±8×1.25%
Tap Type: OLTC / NLTC
Cooling: ONAN / ONAF
Connection: YNd11, YNyn0, YNynd11
High voltage line end: LI480kV / AC200kV
Neutral point: LI325kV / AC140kV
Impedance: 7.5%～10.5%
Loss Level: S9/S10/S11
Product Features
Low loss, low noise, low PD, reliable operation
Fully sealed structure, leak-proof, maintenance-free, long service life
High short-circuit strength per GB1094.5
Compact structure, easy installation for indoor/outdoor substations
Optional online temp. control, DGA monitoring system
Application Scope
110kV regional substations, urban central substations
Main step-down stations for industrial parks, large enterprises
110kV step-up for wind/PV power plants
Grid renovation, new energy integration, large commercial complexes
Product Standards
IEC 60076
GB 1094, GB/T 6451-2023
IEEE C57.12
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