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FAQ

Excuse me: how long is the service life of the UPS power supply?
A few years is ok. Look at the brand, look at the model, see the use of the environment.
How about the UPS power capacity?
The utility of UPS charging and common UPS battery battery standard, the configuration of the 100AH, 65AH, 38AH, 24AH. and 200AH will be divided into 2 parallel 100AH, so 2 groups of 100AH cells, each group is 20, a total of 40 100AH batteries.
How to fit a battery pack for a UPS power supply
Nominal capacity of battery pack = I maximum /CWork out the nominal capacity of the battery.Because the lowest critical voltage E - critical value of the battery, it will lead to the requirements of the battery capacity is too large for the situation ah. According to the experience of using the current, can be calculated as the actual battery capacity ah:Actual battery capacity (AH) = nominal capacity of battery pack *0.8Time and discharge rate C
How should the UPS uninterruptible power supply be selected?
We must first determine your equipment is much power in general, ordinary PC or IPC power is about 200W, apple at about 300W server between 300W and 600W, the power value of other equipment can refer to the equipment manual.Secondly, should understand the power rating of the UPS has two methods: apparent power (VA) and the actual output power (W), due to the reactive power are so made the difference, the relationship between conversion: apparent power power factor * = actual output power
How old is the 12 volt car inverter in use?
UPS has the power inverter in working state, the external alternating current into direct current through the circuit, then through high quality inverter to convert DC to high quality sine wave AC output to the computer. The main function of the on-line UPS in the power supply condition is to regulate voltage and prevent radio wave interference. In the power failure, the standby DC power supply (battery) is used to supply the inverter. Because the inverter is working all the time, there is no switching time problem. It is suitable for occasions where the power supply is strictly required. A major advantage of online UPS power supply is different from the backup power supply for a long, usually for a few hours, also have to ten hours, its main function is to allow you to be working as usual, in case of power failure obviously, because of its special function, the price is clearly a big section. This on-line UPS is more suitable for computers, transportation, banking, securities, communications, medical, industrial control and other industries, because computers in these areas generally do not allow blackouts.
Listen to the market vendors themselves, such as C3KS, the actual only about 2K more than a day, is how?
The energy of the input power does not translate into 100% of the effective energy used by the components in the host, so a conversion efficiency is present.Power conversion efficiency = the instant power output of the power supply for the host / the instantaneous power of the input power * 100%1. different power products, the conversion efficiency is different;2., the same power supply products, in different working conditions, the conversion efficiency is also changing.
How do you calculate the power supply time of UPS?
The power meter given by some manufacturers is watts/block, and the factor of 6 must be multiplied.For example: Emerson new generation rack type high-performance small capacity UPS-ITA series 20KVA, battery section 32 section (30-40 section even number section adjustable), UPS battery inversion efficiency 0.95, according to the full load 20kVA*0.9=18KW, reserves 2 hours computationW/cell = PL/ (N x 6 x ETA) =18000/ (32*6*0.95) =98.68 watts/cell
How to buy home UPS power
How long will the electricity last?.1. determine the required UPS capacity: calculate all the load sum W=W1+W2+...... +Wn unit: Watt UPS capacity VA (W = (UPS / 0.8) power factor and considering the impact resistance and the expansion of the need of UPS)2., determine the type of UPS required: according to the load on the output stability, switching time, output waveform to determine the choice of online, online interactive, backup, and sine wave, Fang Bo and other types.