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Entries Categorized as 'Transmission System'

115 kV High Voltage Outdoor Type SF6 Circuit Breaker


High Voltage DC Transmission Line (Leyte - Luzon)

Below is a photo of two-circuits of a 220 MW, +/- 350 KV High Voltage DC (HVDC) Leyte – Luzon transmission line in the Philippines.

Cross Section of a Submarine/Underground HVAC Transmission Line Cable

Below is a photo of the cross-section of a decommissioned submarine transmission line cable.

A Photo of a Shunt Reactor

Below is a photo of 1037.4 Ohms per phase, AEG ETI shunt reactor that is connected in a high voltage 230 kV transmission line. Its rated power is 50,000 kVar.

Example of an Electro-mechanical Over-Current Relay


Double-Bus Gas Insulated Switchgear (GIS)


Example of High Voltage Gas Insulated Switchgear/Substation (GIS)

This is an example of a high voltage (Single-bus) Gas Insulated Switchgear/Substation (GIS).