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500kV Site-Assembled Transformer

OSFPS-JT-1000000/500

Product Overview

High-Performance power transformer designed and manufactured to international standards, suitable for power transmission and distribution systems worldwide.

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Technical Specifications

ModelOSFPS-JT-1000000/500
Rated Capacity1000000 kVA
Rated Voltage Ratio525/(230±2x2.5%)/35 kV
Short-Circuit ImpedanceHV-MV 14, HV-LV 55, MV-LV 40
Rated Frequency50 Hz
Connection SymbolYNa0d11
Insulation LevelSI1175LI1550AC680-LI325AC140
SI750LI950AC395-LI325AC140
LI200AC85 kV
Cooling MethodODAF
No-Load Loss220 kW
Load Loss1170 kW
Temperature Rise LimitTop Oil: 47
Winding Average: 57 K
Noise (Sound Pressure Level)≤69 dB(A)