H19-371_V1.0-ENU試験無料問題集「Huawei HCS-Pre-sales-Digital Power V1.0 認定」
The main circuit input voltage range of UPS2000-G- (6K-20K) models of each capacity is 80V~ 280V, and the input frequency range is 40Hz-70Hz. The ultra-wide input range can effectively reduce the number of battery switching, avoid fault-prone areas, reduce Battery charge and discharge times to extend battery life. ( )
正解:A
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A project requires the management system to be connected to two third-party generator sets (same model) 1 ATS (same model), six precision air conditioners (same model), and five smart meters (same model), then the management system Need to report ( ) a third-party device access fee? ( )
正解:A
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UPS2000-G is an online double conversion UPS. In normal working state: the mains supply energy, the rectifier converts the alternating current into direct current, and the inverter converts the rectified direct current into pure alternating current and provides it to the load, The charger charges the battery pack ( )
正解:A
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The cooling capacity of intelligent temperature control products can only be determined when the working conditions are clarified. There are many factors that affect the cooling capacity. For example, when selecting a row-level chilled water intelligent temperature control product, at least information such as ( ) must be specified.
正解:A,B,C,D,F
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