| 摘要 |
A method of switching electrical equipment between power supplies external to the equipment and a switching assembly is disclosed which includes: connecting first electrical connector means to the electrical equipment; connecting second electrical connector means to a first electrical power supply; providing third electrical connector means for electrical connection to a second electrical power supply, and operating switching means to electrically disconnect the first electrical connector means and the second electrical connector means and to electrically connect the fust electrical connector means and the third electrical connector means; the first, second and third electrical connector means and the switching means being included in the switching assembly.
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