ABB SGF - Earthing Switch Maintenance

Figure 65 : Mounting of mechanical interlocking : Adjusting measurement of mechanical interlocking between
disconnector and earthing switch
Item number 289 :
Only for rated voltage 245 ... 362 kV and
earthing switch on contact side (KS)
Switching state :
Disconnector ON
Earthing switch OFF
Switching state :
Disconnector OFF
Earthing switch ON
Detail 1
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1HDB 050016-YN-A