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TP48200A-DT19D1 Outdoor Power System User Manual

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Huawei uses machine translation combined with human proofreading to translate this document to different languages in order to help you better understand the content of this document. Note: Even the most advanced machine translation cannot match the quality of professional translators. Huawei shall not bear any responsibility for translation accuracy and it is recommended that you refer to the English document (a link for which has been provided).
General Safety

General Safety

  • Ensure that the product is used in an environment that meets the product design specifications such as the grid power, input voltage, temperature, and humidity. Using the product in an incompatible environment may cause malfunctions, damage components, or invalidate the warranty.
  • Follow the precautions and special safety instructions provided by Huawei when operating this product. Personnel who plan to install or maintain Huawei equipment must receive thorough product training, understand all necessary safety precautions, and be able to correctly perform all operations. Huawei will not be liable for any consequences that are caused by the violation of general safety regulations and equipment usage safety standards.
  • The upstream power distribution box for the cabinet should be equipped with a protection switch that has the same specifications as or higher specifications than the input switch of the cabinet.
  • Comply with local laws and regulations. The safety instructions in this document are only supplemental to local laws and regulations.
  • Do not operate the product or handle cables during thunderstorms.
  • Do not expose the equipment to flammable or explosive gas or smoke. Keep batteries away from strong infrared radiation, organic solvents, and corrosive gas.
  • Do not use water to clean the product's internal or external electrical components.
  • To avoid electric shock, do not connect safety extra-low voltage (SELV) circuits to telecommunication network voltage (TNV) circuits.
  • Do not place any irrelevant objects on batteries.
  • Before using the product, remove any conductors such as jewelry or watches.
  • Use insulated tools for all operations that involve electrical connections.
  • Bolts should be tightened with a torque wrench and marked using red or blue color. Installation personnel mark tightened bolts in blue. Quality inspection personnel confirm if the bolts are tightened and then mark them in red.
  • Follow specified procedures during installation and maintenance. Do not attempt to alter the product or deviate from the recommended installation procedures without prior consent from the manufacturer.
  • Disconnect the AC power supply before maintaining AC power distribution.
  • Measure contact point voltage with a multimeter before handling a conductor surface or terminal. Ensure that the contact point has no voltage or the voltage is within the specified range.
  • When installing or removing power cables, ensure that the corresponding circuits are disconnected to prevent electric arcs or sparks.
  • If AC input power cables need to be routed from the top, bend the cables in a U shape outside the cabinet and then route them into the cabinet.
  • Performing maintenance or replacing components may interrupt power to the loads if batteries are not connected or the battery reserve is insufficient. Ensure that the switches for primary loads are in the ON position and do not turn off the battery switch and the AC input switch at the same time.
  • Cables stored at subzero temperatures must be stored at room temperature for at least 24 hours before they are laid out.
  • Perform routine maintenance as described in this manual; replace faulty components at the earliest.
  • After maintenance is completed, lock cabinet doors and seal cable holes to prevent rodents from entering the cabinet.
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Updated: 2019-03-05

Document ID: EDOC1000078784

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