(GTP5.1)-12 Gas-Insulated Metal-Enclosed Switch Equipment is a maintenance-free solution featuring vacuum arc extinction and SF6 insulation at a micro-positive pressure of 0.02 MPa. It is unaffected by the surrounding environment, offering a long service lifespan and high reliability for urban power grid construction and distributed unattended substations.

• 1 Superior insulation performance with partial discharge less than 10 pC.
• 2 Compact and reliable structure, saving up to 60% of installation space.
• 3 Special heat dissipation design meeting 1.1×2500A natural cooling requirements.
• 4 Robotic laser welding and helium leak detection ensure perfect gas tank sealing.
• 5 Fully enclosed tank: moisture-proof, dust-proof, and adaptable up to 5000m altitude.
• 6 Fully electric operation mechanism for reliable, fast, and convenient control.