Energy-saving single-phase inserted transformation device
A substation, energy-saving technology, applied in the board/panel/desk, panel/switch station circuit device, substation/switch layout details of substation/switchgear, etc. It can improve the quality of power supply, save user investment, and achieve the effect of small size.
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[0016] The present invention and its embodiments will be described in further detail below in conjunction with the accompanying drawings.
[0017] As shown in Figures 1, 2, and 3, the energy-saving single-phase built-in substation is mainly composed of a single-phase transformer 1 and a low-voltage distribution box 2. The single-phase transformer 1 and the low-voltage distribution box 2 are integrated and embedded in the Inside the vertical wall of the building.
[0018] In Figure 4, single-phase transformer 1 is composed of load switch F, backup protection fuses FA1, FB1, plug-in fuses FA2, FB2, tap changer N1, primary coils b1, b2, secondary coils N2, N3, Composed of wire terminals a, b, outlet terminals a1, a2, and X, the input terminals a, b of the transformer are connected to elbow-shaped cable plugs, and the input terminals a, b pass through the load switch F, backup protection fuses FA1, FB1, plug-in type The fuses FA2 and FB2 are connected to the primary coils b1 and ...
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