... 12(17.5/40.4) series outdoor ac
high-voltage disconnecting
switch conforms GB1985-89, IEC129(1984) and IEC694 ... .4) series outdoor ac
high-voltage disconnecting switchAmbient condition:altitude: 1000-3000mambient
temperature is not more than 40 ... disconnecting
switch meet GB1985-89
high-voltage disconnecting switch> IEC129(1984)switch earthed switch> and IEC694(1980) <High-voltage ...