H12-425 Online Practice Questions and Answers

The default user name of ECC800 is admin, and admin has permission to operate on the ECC800 WebUI.

A. TRUE

B. FALSE

When excessive dust blocks up the air filter, the air filter differential pressure switch will generate alarm.

A. TRUE

B. FALSE

For UPS battery installation, the installation tools are not require to insulate.

A. TRUE

B. FALSE

Which air supply modes requires reasonable raised floor height?

A. Air supply mode using blast caps

B. Under floor air supply mode.

C. Air supply mode using wind pipe

D. In-row horizontal air supply mode

The BCB-BOX provides overload and short-circuit protection as well as remote trip control.

A. TRUE

B. FALSE

Linkage of the multi-functional sensor and skylight can be set on the ( ) menu of ECC800.

A. PLC

B. Running parameters

C. Access user management

D. Version

UPS2000-G-20 kVA displays that the batteries status NA, the possible reason is ().

A. Batteries are not connected.

B. Batteries are undervoltage

C. Batteries are connected properly

D. The neutral wire of the batteries is not connected

First time powering on UPS5000-E, make sure that the UPS main input switch, bypass switch, output switch, maintenance bypass switch and battery switch are all OFF

A. TRUE

B. FALSE

Outdoor units are installed horizontally, the distance between two outdoor units should be at least ( ) mm.

A. 400

B. 800

C. 1200

D. 2000

The cold/hot aisle containment systems can improve cooling efficiency and reduce power consumption.

A. TRUE

B. FALSE