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IEEE Std C37.09 (Circuit-Breakers)

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nr VoltageConti-
nuous current
Power frequencyShort-circuit breaking currentMinimum opening timeArc exting-
uishing medium
Stored energy closing Designation Owner Certificate number Cert. type Contents Remarks
# kV Hz kA ms          Help Help  
172.5 3150 50/60 40  SF6 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. 
272.5 3150 50/60 40  SF6 Stored energy closing (springs) LW24-72.5 XIAN XD-HV2164-13abcr Tests based on 40 kA. 
372.5 3150 50/60 40  SF6 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. 
472.5 3150 50/60 40  SF6 Stored energy closing (springs) LW24-72.5 XIAN XD-HV2168-13ef Tests based on 40 kA. 
538 1250 60 40   Stored energy closing (springs, charged by motor) VD4X 3812-40 ABB-DERA2360-15 
6145 3150 50/60 40  SF6 Stored energy closing (springs) CB145-I XIAN XD-CNX2148-13a,b,c  
7145 3150 50/60 40  SF6 Stored energy closing (springs) CB145-I XIAN XD-CNX2150-13e,f  
8145 3150 50/60 31.5  SF6 Stored energy closing (springs) CB145-I XIAN XD-CNX2170-13a,b,c  
9145 3150 50/60 31.5  SF6  LW24-145 XIAN XD-HV2105-14a,b,c  
1038 2000 60 31.5 16.7  Stored energy closing (springs, charged by motor) TKDV-38 SHANDONGTAIKAI-CNT2332-17 
1138 2000 60 31.5 16.7  Stored energy closing (springs, charged by motor) TKDV-38 SHANDONGTAIKAI-CNT2332-17e,f  
12252 4000 60 50 22.5 SF6 Stored energy closing (springs, charged by motor) LW24-252/T4000-50 XIAN XD-CNX2114-18e,f  
13252 4000 60 50 22.5 SF6 Stored energy closing (springs, charged by motor) LW24-252/T4000-50 XIAN XD-CNX2128-18e,f  
1417.5 1250 50/60 31.5 20 vacuum Stored energy closing (springs, charged by motor) TCB 17-31-12 TGOOD2325-15 
1517.5 3150 60 31.5 17.1 vacuum Stored energy closing (springs, charged by motor) TCB 17-31-31 TGOOD2330-15