变压器本体上部一侧上设有装有蝶阀的排油口，其下部两侧上设有充氮口并各装有蝶阀与一回路管道连接，该回路管道上装有氮管排油组件，用于排去氮管中的油。

The transformer body is arranged on the one side of the upper part of the oil discharge valve arranged on both sides of the mouth, with lower nitrogen and a butterfly valve is connected with a loop pipeline, the pipeline is equipped with a nitrogen pipe loop oil discharge assembly for nitrogen pipe in the oil drain.

一位于变压器本体附件的消防柜由柜体、顶部的排油入口和充氮出口、其中的氮气瓶、一端与氮气瓶连接经过柜体充氮出口另一端与变压器本体下部回路管道上的氮管排油组件连接的氮管、该氮管上依次装设的高压压力表、减压阀、低压压力表、充氮开阀装置、起密封作用的隔油膜片、单向节流阀和用于排去油管中气体的排气组件、一端与柜体下或附近的油池相接的另一端经过柜体顶部排油入口和法兰与变压器本体排油口蝶阀连接的排油管以及装在该排油管上的重锤排油开阀装置组成，氮管上的高压压力表和充氮开阀装置以及排油管上的重锤排油开阀装置分别经电缆与电控箱连接。

A transformer accessories fire cabinet is composed of a cabinet body, the top of the oil discharge outlet, the entrance of nitrogen and nitrogen cylinder, with one end connected through nitrogen nitrogen cabinet and the other end of the transformer outlet pipe on the lower part of the body loop tube oil components connected to nitrogen nitrogen pipe, the nitrogen pipe are installed high pressure gauges, pressure relief valve, low pressure gauge, nitrogen filling valve opening device, has the function of sealing oil separation diaphragm, one-way throttle valve and exhaust pipe for exhaust gas to the assembly, and the cabinet under or near the end of the oil pool and the other end of the top part of the cabinet after oil entrance and flange and transformer the oil outlet valve connected to the discharge pipe and the drain pipe installed in the weight on the oil discharge valve opening device, nitrogen pipe of the high pressure gauge and nitrogen filling valve opening device and drain the weight on the oil discharge valve opening device respectively. Connect the cable to the electric control box.