... cable distributon network. It is abosoluted isolation, full-closed struction, heavily lower down the malfunciton rate of ... main loop and 200A distribution loop. abosoluted isolation, full-closed struction, corrosion resisting, free-maintenance, used for ... ressitance<= 40M ùΩ<= 40M ùΩ European type:abosoluted isolation, full-closed struction, corrosion resisting, free-maintenance, used for outdoor ...