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Installation and User’s Guide 7
Mains power
Ground the system
Before applying power
CAUTION
The mains cable shall be permanently connected to the premise circuit
breaker or connected using an agency approved twist-lock connector.
WARNING
To minimize shock hazard, the rack cabinet must be connected to an
electrical protective earth ground. The power distribution unit (PDU)
must be connected to the AC power mains through a grounded power
cable, with the ground wire firmly connected to an electrical ground
(safety ground) at the power outlet.
WARNING
Any interruption of the protective (grounding) conductor or
disconnection of the protective earth terminal will cause a potential
shock hazard that could result in personal injury.
CAUTION
Verify that the product is set to match the available line voltage, the
correct fuse is installed, and all safety precautions are taken. Before
applying power, note the product’s external markings described in
Ta b l e A , “Safety Symbols,” on page 4 and Ta b l e B , “Instrument
Markings,” on page 5.
CAUTION
It is recommended that the premise wiring contain an adequate circuit
breaker for system protection.
CAUTION
To remove power from the cabinet, remove the mains supply from the
premise electrical supply.
CAUTION
Before switching on this system, make sure that the supply voltage is
in the specified range.