Maintenance - ABB Sace Emax 2 Installation, Operation And Maintenance Instructions For The Installer And The User

Low voltage air circuit-breakers
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3 - Maintenance

Safety standards The following are the warnings to be respected during the maintenance operations
Skilled personnel The maintenance operations must be carried out by Skilled Personnel:
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HAZARD! RISK OF ELECTRIC SHOCK! Risk of electric shock or accident.
WARNING! before proceeding with any maintenance operation, it is mandatory to:
• Set the circuit-breaker to the open position and make sure that the springs of the
operating mechanism are discharged.
• In the case of a withdrawable circuit-breaker, extract the circuit-breaker from the fixed
part (see the indication DISCONNECTED)
• If work must be performed on fixed circuit-breakers or on fixed parts, disconnect the
power supply to the power circuit and auxiliary circuits and visibly ground the terminals
on both the supply side and load side.
• Use adequate personal protection equipment, ensure that the apparatus is in a safe
condition and proceed in accordance with the Laws in force.
skilled person, in the electrical field (IEV 195-04-01): person with sufficient training and experience to
enable him or her to perceive risks and avoid the dangers potentially created by electricity).
ABB declines all liability for damage to persons or property caused by failure to comply with the
instructions in this document.
Putting into service and maintenance | 3 - Maintenance
ABB | SACE Emax 2

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