- Move the interrupter unit in end-position ON.
- Position the fixed contact in the interrupter unit.
- Fasten the fixed contact by expansion bolts (chapter 6.2).
Replace the adsorption filter (see figure B2)
- Undo the cover (1.B 21) and p-ull out the filter housing (1.8.05).
- Remove used filter cartridge (1.8.04) from the filter housing,
insert a new cartridge and replace a complete filter housing.
- Mount the cover (L8.21) and fasten the bolts with.>10 Nm.
- Couple the linkage
- Connect the SF6 piping at poles A, Band C.
- Evacuate the breaker, top up with SF6 to the rated pressure and
put ..:itinto operat Lon. (The procedure is described in part A,
chapter 4.)
- Check all flange-ccnnections opened and the SF6 piping by a SF6
leak detector.
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