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| Section | Weight | Objectives |
|---|---|---|
| DCIM and Management Tools | 24% | - Monitoring, control and optimization - Deployment and configuration - iManager NetEco 6000 - ECC800-Pro Controller |
| Power Supply and UPS Systems | 31% | - UPS2000 series - UPS5000 series - Power distribution and protection - FusionPower solutions |
| Cooling Systems | 18% | - Precision air conditioning - Free cooling technologies - Cooling system design and maintenance |
| Modular Data Center Solutions | 10% | - FusionModule2000
|
| Safety and Monitoring Systems | 15% | - Security and access control - Environment monitoring - Fire protection systems |
| Huawei Data Center Facility Solutions | 2% | - Modular deployment strategies - Overall architecture and integrated management |
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NEW QUESTION # 11
ECO mode is not recommended when the load is less than
Answer: D
Explanation:
ECO mode is designed to improve UPS efficiency by supplying the load mainly through the static bypass path when the mains is within the acceptable quality window, while keeping the inverter synchronized and ready to take over quickly if power quality degrades. However, when the load istoo light, the overall operating characteristics of the UPS system are less favorable for ECO operation. At low load levels, the benefits of ECO in reducing conversion losses are smaller, and the system becomes more sensitive to frequent transfers caused by minor mains fluctuations, which can increase transfer##and operational risk. In addition, very light loads can reduce the effectiveness of system self-check behaviors and may lead to less stable operating margins for parallel systems, power modules, and downstream distribution, depending on site conditions.
Therefore, Huawei O&M guidance sets a practical threshold and states thatECO mode is not recommended when the load is lower than 20%, helping ensure stable operation, fewer unnecessary transfers, and better overall power supply reliability for critical loads.
NEW QUESTION # 12
Which Huawei smart module product is designed as a standardized, factory-integrated modular data center for equipment room and enterprise edge scenarios, integrating power, cooling, and monitoring subsystems?
Answer: B
Explanation:
FusionModule500 is Huawei's smart modular data center solution built for equipment-room-scale deployments, combining power distribution, precision cooling, and monitoring into a pre- integrated cabinet-level unit. FusionServer Pro is a compute server line, FusionCube is a hyper- converged infrastructure product, and FusionAccess is a desktop cloud/VDI solution -- none of these are data center facility modules.
NEW QUESTION # 13
Which intelligent device can replace the UIM20A expansion module for connecting cabinet sensors in Huawei's smart module monitoring architecture?
Answer: D
Explanation:
The PDU2000M intelligent rPDU includes communication/DI interfaces that allow it to take over the role of the UIM20A expansion module, connecting devices like temperature/humidity sensors, smart U space managers, and door status sensors directly, avoiding duplicate wiring to both devices.
NEW QUESTION # 14
What is the upstream input voltage range of the UPS5000-H?
Answer: B
Explanation:
For the Huawei UPS5000-H (380/400/415 V class), "upstream input voltage range" refers to the acceptable AC mains (rectifier) line-to-line input voltage window that the UPS can tolerate while maintaining operation. Huawei specifies a wide mains input voltage range of 138?85 Vac (line voltage) to improve adaptability to weak or fluctuating power grids and to reduce unnecessary battery usage when the utility voltage sags or rises within allowable limits. Within this overall window, the UPS may apply derating rules at lower voltages (for example, full-load operation is typically guaranteed only above a higher threshold), but the upstream input can still remain connected and the UPS continues supplying the load according to its control strategy and available capacity. The other options do not match the upstream AC input range: 360?00 V is commonly associated with battery DC voltage ranges, 220?40 V is single-phase class, and
380?15 V represents rated voltage, not the full acceptable upstream range.
NEW QUESTION # 15
Which strategy most directly improves data center energy performance without compromising reliability when properly engineered and monitored?
Answer: D
Explanation:
Huawei green data center concepts focus on reducing energy consumption through engineering controls rather than sacrificing resilience. Raising the allowable supply air temperature is a proven efficiency lever because it reduces compressor workload, expands economization opportunities where applicable, and can reduce fan energy when airflow is optimized. However, it must be implemented with airflow management-especially hot/cold aisle containment-to ensure server inlet temperatures remain within safe limits. Adaptive control is critical: monitoring rack inlet temperatures, cooling unit performance, and environmental conditions allows the system to dynamically adjust cooling output, fan speed, and setpoints to match real IT load. This avoids the common inefficiency of "overcooling for safety." When combined with standardized O&M procedures, alarm thresholds, and continuous trend analysis, the strategy improves overall energy performance while preserving reliability and service continuity. In contrast, permanent oversizing or forcing all redundant systems to run fully loaded wastes energy and can reduce operating efficiency. Properly engineered, monitored optimization delivers efficiency gains with controlled operational risk.
NEW QUESTION # 16
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