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Liebert® EXM™ UPS 20-100kVA, 50/60Hz User Manual
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23
3.2.8
Safety Ground
The safety ground busbar is below the neutral input and output busbars as shown in
below. The safety
ground cable must be connected to the ground busbar and bonded to each cabinet in the system. This ground
busbar is then connected to the ground electrode conductor (GEC).
All cabinets and cable conduit should be grounded in accordance with local regulations.
WARNING
Risk of electrical shock and arc flash. Can cause property damage, injury and death.
Failure to follow proper grounding procedures can result in electric shock hazard to personnel or the risk
of fire, should a ground fault occur.
AVERTISSEMENT
Le non-respect des procédures de mise à la terre peut entraîner des risques d’électrocution du personnel,
ou des risques d’incendie en cas de défectuosité de la mise à la terre.
Toutes les opérations décrites dans cette section ne doivent être effectuées que par des électriciens ou
des techniciens professionnels dûment formés et qualifiés. En cas de difficultés, communiquez avec
Vertiv
™
. Pour obtenir les renseignements de contact, consultez la dernière page de ce manuel.
NOTE
Proper grounding significantly reduces problems caused by electromagnetic interference.
NOTE
The ground and neutral busbars are easily accessible when the I/O panel is removed. Cable connections should
be made before a cabinet is attached to the right side of the Liebert
®
EXM or before the UPS is placed where
another obstruction, such as a wall, is against the Liebert
®
EXM’s the right side.
Summary of Contents for Liebert EXM
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