SF6 Circuit Breaker Working Principle |
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Type LTB 245E1 Circuit Breaker ABB
Technical Detail LTB245E1 245kV Standard IEC62271-100 Rated Voltage 245 kV Rated Frequency 50 Hz Rated Normal Current 4000A Maximum Breaking Current 50kA Break Time 40ms Rated Short-Time Current 50kA for 3 sec Lightning Impulse Withstand Voltage (LIWV) 1050kVp Power Frequency Withstand Voltage (PFWV) 460kV Temperature Range -30 to +40 Deg C Insulator Type Porcelain or Polymeric Creepage distance 25mm/kV or 31mm/kV Type of operation Single-pole operation |