138kV SF6 Live Tank Circuit Breaker
138kV SF6 Live Tank Circuit Breaker
1.Brief Introduction
LW24-72.5 product passed back-to-back capacitor bank switching test and shunt reactor switching test at High-Power Laboratory of KEMA,and obtained successfully test certificates of KEMA in November 2004.
2.Normal Service Condition
2.1.Altitude:≤3000m
2.2.Humidity monthly:≤90%
2.3.Max .wind velocity:≤35m/s
2.4.Pollution class:IV class
2.5.Ambient air temperature:-35℃~40℃(It’s satisfied under condition of -40℃ in heavy cold area)
2.6.Max .temperature difference daily: 25K
2.7.Earthquake withstand density:9 degree
2.8.Ice coating: ≤10mm
2.9.Max. radiance from sun: 1000 W/m2
Note: When product is used under the condition out of above range, user and manufacturer shall consult to confirm.