H12-411_V2.0 Practice Exam Questions and Answers

The user can use the ____________ function to assign personnel to handle the fault.

One ups The capacity is 200KVA, Its output power factor is 0.9, Then it can drive at most ____________ load.

Huawei Monitoring System NetEco Supports the concept of user groups, and implements role-based user group management. A user group is a group of user-level collections with the same operation permissions, and different user groups have different permissions.

The throttling devices used by Huawei's air-cooled precision air conditioners are ____________ .

When the AC power equipment is introduced in the three-phase four-wire system, in addition to the grounding of the near end of the power transformer, the near end of the electrical equipment and the equipment room should be grounded repeatedly on the neutral line.

In the battery structure, the ____________ component functions to remove excess gas.

Protective grounding: Grounding refers to the direct connection with the earth, and a certain point of the live part of an electrical device or electrical circuit is connected to a large point. When the electrical device or other device is normal, a certain point of the uncharged part is artificially connected to the earth.

The access control system can only set the user to open the door, and cannot set when to open the door.

The refrigerant used by Huawei precision air conditioner is ____________ .

Through the query ____________, the user can understand the operation of the device.