Specifically, the box lid 100 and the box body 200 are made of
engineering plastics. The box lid 100 and the box body 200 made of
engineering plastics have high structural strength,
light quality, and are convenient to carry. Above, the basic principle, main features and advantages of this utility model have been shown and explained. Those skilled in the art should understand that this utility model is not limited by the above embodiments, and what is described in the above embodiments and the specification is only to explain the principle of this utility model. Without departing from the spirit and scope of this utility model, there are various changes and improvements to this utility model, and all these changes and improvements should be understood to fall within the scope of this utility model that requires protection. The scope of this utility model registration is defined by the appended claims and their equivalents. This utility model discloses a grounding fault detection and analysis device for a 35 kV
transmission line, mainly applied to the technical field of
power grid fault detection equipment, including a box lid 100, a box body 200, and an industrial computer. The box lid 100 and the box body 200 are hinged. The control module 300 is installed inside the box body 20 0. The control module 300 includes an industrial computer, a touch screen 30 1, a high-
voltage power output interface 302, a test connection line interface 303, an instrument grounding wire interface 304, a
buzzer 305, a charging port 306, a switch 307, a soft start circuit, a reference
voltage source, an
error amplifier, a PWM / PFM switching
control circuit, and on both sides of the touch display 30 1, there are a high-
voltage power output interface 302, a test connection line interface 303, an instrument grounding wire interface 304, a
buzzer 305, a charging port 306, a switch 307, an industrial computer, a touch display 301, a high-voltage
power output interface 302, a test connection line Line interface 303, equipment ground wire interface 304,
buzzer 305, charging port 30 6. The switch 307 is electrically connected to a soft start circuit, a reference
voltage source, an
error amplifier, and a PWM / PFM switching
control circuit. The grounding fault detection and analysis device for the 35 kV
transmission line of this utility model is applied, with a small volume, light maintenance quality, convenient to carry, convenient to operate, and can perform piecemeal insulation measurement on the positioned fault line, with high working efficiency. has a small volume, light maintenance quality, is convenient to carry, convenient to operate, and can perform piecemeal insulation measurement on the positioned fault line, with high working efficiency. can perform piecemeal insulation measurement on the positioned fault line, with high working efficiency.