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|Protection & Switching of:||Vacuum||SF6|
|Breaking medium Checking||no||yes|
|Failure rate (MTBF)||target as SF6||4 / 10000 units per year|
|Sealed for life||yes||yes|
|Life time||30 years||30 years|
|Mechanical Endurance||10000 operations||10000 operations|
|Electrical Endurance||50 to 100 operations @ Isc||20 to 50 operations @Isc|
|Overheads Line Transformer||(IEC E2 class possible higher TRV)||(IEC E2 class possible higher TRV)|
|Motor||Circuit Breaker Contactor + protection||Circuit Breaker Contactor|
|Capacitor Bank||(IEC C1 class : low probability of restrikes)||(IEC C2 class : no reignition, no restrikes)|
|CB + protection||CB + protection|
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