摘要: * Chapter 1: Development of circuit breakers 2: Physics circuit-breaker arcs 3: Network switching conditions 4: Oil 5: Air-break 6: Air-blast 7: SF6 8: Vacuum 9: Special systems 10: Circuit-breaker specification and testing 11: Design criteria for reliability, maintenance safety 12: Insulation applied to 13: Cost effective design Appendix A: Virtual current chopping