Question 1

In a data center power distribution architecture, what is the primary function of a Static Transfer Switch (STS) for critical single-cord loads?

Options :

A : Convert AC power to DC power for IT equipment

B : Provide fast switching between two independent AC power sources to maintain continuity

C : Reduce harmonic distortion by filtering non-linear loads

D : Increase the output frequency from 50 Hz to 60 Hz

Answer: B

Question 2

During routine maintenance of the lithium battery cabinet, which of the following procedure is true about replacing a faulty battery module?

Options :

A : 1-6-3-2-5-7-4

B : 1-3-2-6-5-7-4

C : 1-6-2-5-3-7-4

D : 1-2-3-6-5-7-4

Answer: A

Question 3

In an in-room solution that adopts overhead air supply through air ducts, the net height of each floor must be greater than or equal to how many meters?

Options :

A : 4

B : 6

C : 5

D : 3

Answer: A

Question 4

During wizard startup, when you enter the screen for selecting commissioning items for the first time, all items are selected by default. Which item is mandatory. You can deselect other commissioning items that are not mandatory.

Options :

A : Commissioning the indoor fans

B : Commissioning the condensate pump

C : Commissioning the humidifier

D : Commissioning the cooling system

Answer: D

Question 5

Through device management, you can view the information about

Options :

A : Overview

B : Alarm

C : Signal

D : Service period

Answer: A,B,C,D