Battery current measurement method for communication base station
Aiming at the voltage and current measurement for battery banks in mobile communication base station, according to voltage characteristics of wide common-mode range, three methods including sampling with resistors, converting with analog optical coupler and differential subtractor based on amplifier are presented.For bi-directional current characteristic, both single and double amplifier methods are discussed respectively.Also, all the methods mentioned above are analyzed. [pdf]
Household inverter 4000w high power
● 4000W pure sine wave inverter for home use, high efficiency and stable, output frequency 50Hz/60Hz. ● Auto power inverter recognizes 12/24/48V voltage, intelligent adaptation, easy to operate. ● Peak power of 8000 watt, support the stable operation of high-power home appliances. ● 24V to 220V high efficiency conversion, the highest efficiency of 90%, energy saving and environmental protection, reduce electricity costs. [pdf]
Havana High Voltage Inverter
The HC1000W series is a water-cooled high-voltage inverter designed for ultra-high power loads, which can achieve a strong output of up to 60MW, and at the same time integrates long-life components with redundant fault-tolerant technology, adopts thin film capacitors, low voltage ride-through and other designs to comprehensively improve reliability, and can provide reliable high-voltage variable frequency drive solutions for equipment in the range of 5-60MW to ensure stable operation of loads for more than 30 years. [pdf]
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