设备培训 500kv GIS的结构原理培训.pptVIP

Circuit Breaker ELK SP3 Circuit Breaker ELK SP3 Disconnector ELK T.3 Disconnector Contacts Disconnector and Earthing Switches Maintenance Earthing Switch ELK EM3 Maintenance Earthing Switch ELK EM3 Fast-acting Earthing Switch ELK EB3 Fast-acting Earthing Switch ELK EB3 Voltage Transformer ELK PI3 Surge Arrester ELK AZ3 Connecting Elements ELK .3 Connecting Bus ELK VG3 Flange Joints ELK-3 Insulator ELK I.3 Insulator Bus Connection ELK-3 Lateral Dismantling Unit ELK VQ3 Compensating Units ELK-3 Corrosion Protection ELK-3 Bushing ELK HB3 with Composite Insulator Bushing ELK H.3 Cable Connection ELK HK3 Transformer Connection ELK HT3 SF6 Gas Monitoring Gas Pressures Density Monitor ELK WT3 Pressure Relief Device Contact Inspection Main Features: porcelain insulator alternating sheds high creepage distance resin impregnated paper core capacitor layers for electric field control compressible filling explosion proof high safety for staff no secondary damages maintenance free Bushing with Porcelain Insulator HD RAKF with porcelain insulator HB3 with composite insulator Limit of supply Limit of supply Mollier diagramme 550 kV circuit-breaker other compartments filling pressure alarm pressure blocking pressure Pressure [kPa abs.] Density [g/dm3] Temperature [°C] functional diagramme ? ABB Ltd - Page * Puffer piston principle Interrupter Unit ELK SP3 closed extinguish open commutate Puffer piston principle Circuit Breaker ELK SP3 for the operation rod of the circuit-breaker 1 SF6-gas 2 impact seal for the OPEN position 3 seal for axial movement 4 impact seal for the CLOSED position closed position open position 1 2 3 4 Double Sealing System Type : HMB8 Piston stroke : 205 mm Switching sequence : O-CO-1min-CO or CO-30sec-CO Mounting position : vertical / horizontal Disk spring assembly : 16 x 485 mm Weight (total operating mechanism) : 468 kg CB Operating Mechanism HMB8 High pressure part Differential pistonoperating principle Low pressure part CB Operating Mechanism HM