
Chapter 2
Safety Considerations
Electrical Safety Precautions
26
Electrical Safety Precautions
Hazardous voltages are present inside the server cabinet while the site AC circuit breakers are set to ON.
Ensure that the site AC circuit breakers are set to
OFF before servicing the system.
Circuit Breakers
WARNING Set all AC input circuit breakers to the OFF position before connecting a power cable
plug to the facility’s AC power. Failure to do so may cause injury to personnel.
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