Batteries of different discharge currents have different requirements for the cutoff voltage. Typically, the () the discharge current is, the () the cutoff voltage is.
A. Higher, higher
B. Lower, higher
C. Lower, lower
APM and NXR need to derate at 30°C, while the UPS5000-E does not need to derate below 40°C.
A. TRUE
B. FALSE
Which of the following statements is incorrect about the configuration principle? (Multiple Choice)
A. There is no need to consider the redundancy factor when designing the UPS basic capacity for a computer room.
B. If loads of motor type are used, the UPS capacity shall be calculated with the rated power.
C. Calculating the battery capacity with the galvanostatic method is preferred for short-time backup.
D. For a power cable, the higher the redundancy is, the better the system reliability is.
For the 6-kVA UPS2000-G, a 1+1 parallel system requires () DB15 parallel cables to ensure that each UPS is connected by at least two parallel cables and to enhance the parallel system reliability.
A. 0
B. 1
C. 2
D. 3
The UPS5000-E can realize convenient and simple 2N power supply system only by configuring a ().
A. BSC cable
B. Synchronized control
C. BSC control board
D. Parallel card
The UPS5000-A features wide voltage and frequency input range. It can be used in severe grid environments and extend the battery service life. What's the maximum input voltage range of the UPS5000-A?
A. 138-85 V
B. 305-85 V
C. 240-80 V
By default, how many POUs are configured for one cabinet of the FusionModule2000? ( )
A. 1
B. 2
C. 3
D. 4
Conformal coating can effectively reduce the failure rate of the UPS in severe conditions/ including salt mist, dust, and high temperature and humidity, which ensures its service life in severe conditions.
A. TRUE
B. FALSE
A cable rack inside a cabinet occupies () U cabinet space.
A. 1
B. 2
C. 3
D. 4
The UPS5000 is compatible with module and tower.
A. TRUE
B. FALSE
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