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  • Analysis of the reasons for grounding the -48V positive terminal of the communication base station

    Analysis of the reasons for grounding the -48V positive terminal of the communication base station

    Nov , 28 2025
    1. Prevention of Electrochemical Corrosion (The Most Critical Reason)   Physical Principle: In humid environments, metal conductors carrying a positive voltage (positive pole) are more likely to attract negative ions from the air, leading to electrochemical corrosion and causing cables and terminals to gradually rust and break.   System Design: If the positive terminal of the power suppl...
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  • Selecting the Appropriate Marine Lithium Battery

    Selecting the Appropriate Marine Lithium Battery

    Dec , 06 2025
    What is a good Marine lithium battery? Marine batteries are specially designed for use on ships. They are usually sturdy structures that can withstand any vibrations and shocks that may occur on a motorboat. In addition, the power of different ships also varies. Moreover, the electronic devices used on the ship are also different, so batteries of different capacities are also required. When poweri...
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  • The Maintenance-Free Principle of Nickel-Cadmium Batteries

    The Maintenance-Free Principle of Nickel-Cadmium Batteries

    Dec , 12 2025
    The core principle behind the "maintenance-free" feature of nickel-cadmium batteries lies in their sealed structure and internal gas recombination reaction, which prevents water loss in the electrolyte—eliminating the need for manual maintenance.   In short, traditional open-cell batteries require maintenance because charging produces gases, causing water in the electrolyte to evaporate...
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