Preview |
Contents 1. General provisions 2. General rules 3. Generator protection 4. Power transformer protection 5. 3~66kV power line protection 6. 110kV Protection of power circuit 7. Bus bar protection 8. Power condenser and reactor protection 9. 3kV or above electric motor protection 10. Auto-reclose circuit breaker 11. Automatic throw-in equipments of standby power and standby equipments 12. Automatic low-frequency load-shedding devices 13. Synchronous paralleling 14. Automatic Regulating Excitation and Automatic De-excitation 15. Secondary loop and relative equipment Annex A Allowable Subtransient Current Times for Synchro Motor, Transformer in Self-synchronizing and Asynchronous Switching-on Annex B Minimum Sensitivity Factor of Relay Protection |