A.True

B.False

A.No fire and anti-static measures are required in the equipment room.

B.The AC protection ground of the AC power supply should be reliably connected to the AC protection ground. The GND grounding and PGND grounding provided by the customer must be connected to the same grounding body.

C.Customer's PGND cable, GND cable of primary power supply, wire diameter and power supply mode of a 48V cable to PDF or distribution box, subject to engineering design documents and company shipments, to meet equipment operation and capacity expansion requirements.

D.AC power supply related parameters are in line with the long-term safe operation of the equipment. The equipment room AC power system should have a lightning protection unit, and the lightning protection unit should be grounded reliably.

A.Use of dangerous facilities or damaged facilities

B.No reminders to be safe

C.Unauthorized work

D.Take safety as a play

A.Floor load should meet the requirements

B.Cannot be stored outdoors

C.Does not affect the fire exit

D.Meet the stacking limit layer number requirement

A.In order to prevent being robbed and harmed by dangerous animals, generally more than two people

B.Wear non-slip flat shoes and tight clothing which are suitable for field work

C.Can't work too late

D.If dining inconvenience, you should have enough food.