... -89, IEC129(1984) and IEC694(1980). GW1-12 outdoor ac
high voltage disconnecting
switch conforms GB1985-89, IEC129(1984) and IEC694(1980). GW1 ... levelThis series of disconnecting
switch meet GB1985-89
high-voltage disconnecting switch> IEC129(1984)switch earthed switch> and IEC694(1980) <High-voltage switchgear and control ...