Energy-saving single-phase inserted transformation device
A substation device, energy-saving technology, applied in the direction of substation/switchgear board/panel/desk, panel/switch station circuit device, substation/switch layout details, etc., can solve the problem of low transformer utilization and power outage maintenance Wide area, occupation of land resources and other issues, to achieve the effect of improving power supply quality, saving user investment, and 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] figure 1 , 2 , 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, and the single-phase transformer 1 and the low-voltage distribution box 2 are integrated and embedded in the vertical inside the wall.
[0018] Figure 4 As shown, 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, incoming line terminals a, b, outgoing line terminals a1, a2, X, the incoming line terminals a, b of the transformer are connected to the elbow cable plug, the incoming line terminals a, b pass through the load switch F, backup protection fuses FA1, FB1, plug-in fuses FA2 and FB2 are then connected to the primary coils b1 and b2; the secon...
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