Overview

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IEEE Std C37.09 (Circuit-Breakers)

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