Explanation of the panel controlExplanation of the circuit-breaker controlFrom service position to earthed positionPower Xpert™ UX operation(Summary of user manual 6063308_G01 03)Position indicator forcircuit-breaker truck(TEST or SERVICE)1Position indicator forearthing switch (ON or OFF)10Emergency operating facilityto switch the circuit-breakerto ON position (mechanical)11Emergency operating facilityto switch the circuit-breakerto OFF position (mechanical)12Drive shaft to fi t the handcrank for rack IN-OUTcircuit-breaker13Operating shaft for manualoperation of the integralearthing switch with coverand padlock facility14Position indicator forcircuit-breaker (ON or OFF)8Push button for switchingthe circuit-breaker to theOFF position (electrical)9Voltage detection system3Release to access thedrive shaft for rack IN-OUTcircuit-breaker5Circuit-breaker(compartment) door6Push button for switchingthe circuit-breaker to theON position (electrical)2Viewing window4Cable (compartment) door71 Switch OFF the circuit-breakera. Open the circuit-breaker via the OFFpush-button (9).b. Check that the circuit-breaker is OFF.2 Withdrawal from SERVICE to TESTpositiona. Fit the hand crank on the drive shaft (13).b. Turn the hand crank anti-clockwise untilthe unit reach the TEST position.c. Remove the hand crank.d. With the unit in the TEST position thecircuit-breaker door (6) can be opened, ifneeded.3 Switch ON the earthing switcha. Make sure that cables are ‘dead’ .If provided, check the indicator ofthe voltage detection system (3).d. Turn the handle clockwise to movethe earthing switch to the ON position.e. Remove the operating handle.f. The earthing switch can be padlockedin the ON position, if required.g. With the earthing switch in the ONposition cables are earthed and thecable door (7) can be opened.b. Open the cover to access the operatingshaft (14).c. Press down the interlock driver andinsert the operating handle.Red arrows and dots arenot visible: cable is dead.When red arrows and dots arevisible: cable is live!Secondary connectorAManual charging handleBOperation counterDSpring charged/dischargedindicatorCManual close buttonEOPEN/CLOSED indicatorFManual open buttonG