... (hereinafter short as switchgear)is a complete power distribution device for 3.6~24kV,3- ... for power transmission of middle/small generators in power plants; power receiving, transmission for substations in power distribution and power system ... Rated currentA630,1250,1600,2000,2500,3150,400061min Power frequencywithstand voltagewetkV3850/60drykV4860/657Lightning impulse withstand voltagekV7595/ ...