H19-402_V1.0

When configuring temperature control products, if the temperature at the project site is -10-30 degrees Celsius, which of the following working conditions should be preferred?A . Wide temperature range (-40-55 degrees Celsius)B . T1 (-20-45 degrees Celsius)C . T3 (-20-55 degrees Celsius)D . Ultra-low temperature (-40-45 degrees Celsius)View AnswerAnswer: B

Which of the following is the battery type supported by UPS2000-G?A . VRLAB . Lithium batteryC . Nickel-cadmium batteryD . FlywheelView AnswerAnswer: A

Which of the following are the types of channel doors of Huawei Fusionmodule2000V3.0?A . Sliding doorB . Revolving DoorC . Electric doorD . BothView AnswerAnswer: D

What is the output power factor of UPS2000-A-(1K-3K)?A . 0.7B . 0.8C . 0.9D . 0.99View AnswerAnswer: B

What is the power supply architecture of the new row-level half-cabinet chilled water?A . Single power supplyB . Dual power supplyC . AB are both correctD . OthersView AnswerAnswer: C

The UPS system is equipped with 32 12V batteries. What is the floating charge voltage set by the UPS?A . 432VB . 451VC . 540VD . 564VView AnswerAnswer: A

UPS500-A-400/500K can support a maximum of () parallel connections and has good scalability.A . 4B . 2C . 3D . 6View AnswerAnswer: A

When selecting the extended dry contact card and the backfeed protection card for UPS5000-E, which of the following options should also be selected?A . ECM expansion frameB . IP21 componentsC . Dry contact card socketView AnswerAnswer: A

The number of batteries in traditional UPS cannot be adjusted, and the battery maintenance cost is high. If one battery is damaged, the entire battery group may need to be replaced. The number of batteries in UPS5000-A can be adjusted, so what is the adjustable range?A . 30-40B . 34-40C...

Which of the following humidification forms consumes the least energy?A . Wet film humidificationB . Electrode humidificationC . Infrared humidificationView AnswerAnswer: A