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Product Detail
400MVA 230KV Three phase power transformer
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400MVA 230KV Three phase power transformer

Model： OSFZ-400000/230
Detail


OSFZ-400000/230 Three phase power transformer


Technical Data

Power Rating

240/320/400MVA

Cooling Type           

ONAN/ONAF1/ONAF2

Rated Voltage   

230±10×1.25%/138/12.6kV

Number of Phases     

3 Phase

Rate Current

612.5/1531.2A

Rated Frequency       

60Hz

Vector Group     

YNa0+d11

Type of tap changer

OLTC

Winding Temperature Rise: 65℃

Impedance at 85℃: 7.6% on 240MVA base

Basic

Insulation

Level

H.V.TERMINAL(KV)                 

LI/AC 850/395

L.V.TERMINAL(KV)                   

LI/AC   550/230

NEUYRAL TERMINAL (KV)       

LI/AC   150/50

T.V.TERMINAL(KV)     

LI/AC   110/34