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IEEE Std C37.09 (Circuit-breaker)

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nr VoltageNormal currentShort-circuit currentFreq
uency
Closing mechanismArc exting-
uishing medium
Designation Owner Certificate number Cert. type Contents Remarks
# [kV] [A] [kA] [Hz]          Help Help  
1145 3150 31.5 50/60   LW24-145 XIAN XD-HV2105-14a,b,c   83326 
2145 3150 31.5 50/60 Stored energy closing (springs)  CB145-I XIAN XD-CNX2170-13a,b,c  747 78239 
3145 3150 40 50/60 Stored energy closing (springs)  CB145-I XIAN XD-CNX2148-13a,b,c  747 78239 
4145 3150 40 50/60 Stored energy closing (springs)  CB145-I XIAN XD-CNX2150-13e,f  747 78239 
517.5 1250 31.5 50/60 Stored energy closing (springs, charged by motor) 20 TCB 17-31-12 TGOOD2325-15  85096 
617.5 3150 31.5 60 Stored energy closing (springs, charged by motor) 17.1 TCB 17-31-31 TGOOD2330-15  85096 
738 1250 40 60 Stored energy closing (springs, charged by motor)  VD4X 3812-40 ABB-DERA2360-15 130 74567 
838 2000 31.5 60 Stored energy closing (springs, charged by motor) 16.7 TKDV-38 SHANDONGTAIKAI-CNT2332-17e,f  559 82712 
938 2000 31.5 60 Stored energy closing (springs, charged by motor) 16.7 TKDV-38 SHANDONGTAIKAI-CNT2332-17 559 82712 
1072.5 3150 40 50/60 Stored energy closing (springs)  LW24-72.5 XIAN XD-HV2163-13abcr Additional capacitance was connected during L75 test (60 Hz) and L90 (50 Hz and 60 Hz) test only.  83326 
1172.5 3150 40 50/60 Stored energy closing (springs)  LW24-72.5 XIAN XD-HV2164-13abcr Tests based on 40 kA.  83326 
1272.5 3150 40 50/60 Stored energy closing (springs)  LW24-72.5 XIAN XD-HV2167-13ef Additional capacitance was connected during L75 test (60 Hz) and L90 (50 Hz and 60 Hz) test only.  83326 
1372.5 3150 40 50/60 Stored energy closing (springs)  LW24-72.5 XIAN XD-HV2168-13ef Tests based on 40 kA.  83326