Biggest Electrical Power Plant on Earth ( with technical details)

Bank of Single-Phase Transformers
50 Hz 9 + 2 Reserve Units
60 Hz 9 + 2 Reserve Units

Rated Power of Each Bank
50 / 60 Hz (MVA) 825/768

Impulse Level (Phase/Neutral)
High Voltage (kV) 1.550/110
Low Voltage (kV) 125
Type of connection - Y

Weight of each transformer (kg)
217 x 103 (50 Hz)
189 x 103 (60 Hz)
Cooling forced oil and water

SF6 Gas Insulated Substation
Maximum Rated Voltage (kV) 550
Rated Current (A) 4.000
Rated Break Current (kA) 63
Quantity of Circuit Breakers 52
Length of Enclosed Busbars Isolated by SF6 Gas (m) 7.500
SF6 Pressure in the Circuit Breakers (kPa) 620
Quantity of Isolation Switches 124
Quantity of Current Transformers 396
Quantity of Potential Transformers 24
Quantity of Surge Arresters 126
Mass of SF6 Gas (kg) 108 x 103