Transformer cooling and energy-saving control device

The present utility model discloses a transformer cooling and energy-saving control device. The device comprises an operation panel and a cabinet body, a touch screen and a working mode change-over switch are arranged on the operation panel; a breaker, a contactor I, a contactor II, a knife-type switch, a phase sequence relay, a frequency converter, a soft starter, an intelligent type humiture controller, an axial-flow exhaust fan, a terminal row and a cooler are arranged on the front side of the cabinet body; and a programmable controller, an photoelectric isolation module, a switch power supply module, an intermediate relay, a temperature load acquisition and transferring module, a motor special-purpose protection breaker and air flow heaters are arranged on the back side of the cabinet body. The contactor I and the contactor II are connected by the knife-type switch. The two air flow heaters are respectively and symmetrically arranged on left and right sides of the low end of the rear part of the cabinet b