Products && DDetails Rated 72.5 145 170 245/ 300 voltage(kV) Phase per 3 3 1 / 3 1 enclosure Frequency 50 / 60 50 / 60 50 / 60 50 / 60 (Hz) Breaking Up to 40 Up to 40 Up to 50 Up to 50 current (kA) Rated Up to 2500 Up to 3150 Up to 4000 Up to 4000 current (A) Lighting impulse 325 650 750 1050 withstand voltage (kVp) Power frequency 140 275 325 460 withstand voltage (kV) Three Phase Three Phase CB Operation Three Phase Three Phase Common / Isolated Common / Isolated type Common Operation Isolated Operation Operation Operation CB Mechanism Spring Spring Hydraulic / Spring Hydraulic / Spring Arrangement (Layout)
I 12 13 Gas Insulated Switchgear Rated 362 420 420/550 800/1100 voltage(kV) Phase per 1 1 1 1 enclosure Frequency 60 50 / 60 50 / 60 800kV - 50 / 60 (Hz) 1100kV - 50 Breaking Up to 63 Up to 50 Up to 63 50 current (kA) Rated Up to 8000 4000 4000 8000 current (A) Lighting impulse 1175 1425 1425/1550 2100/2400 withstand voltage (kVp) Power frequency 520 650 650/710 960 withstand voltage (kV) CB Operation Three Phase Three Phase Three Phase Three Phase type Isolated Operation Isolated Operation Isolated Operation Isolated Operation CB Mechanism Hydraulic Hydraulic / Spring Hydraulic / Spring Hydraulic Arrangement (Layout)