On the display screen, what marks should be set for operating switches and knife switches?

Hang the sign "No closing, the line is occupied" on the handle. For circuit breakers and disconnectors operating on the display screen, the "No Closing, Line Occupancy" sign shall be set at their operating positions.

3. Set up the sign of "Work here" in the workplace.

4. The staff shall not move or dismantle the shelter (fence) and signs without authorization, and shall not climb over the fence.

5. Fences should be set on both sides of the cabinet in the central control room of 5.Xi 'an Substation, and shielding net fences should be set to meet the requirement of simultaneous maintenance of two intervals with the highest outdoor voltage level, and the shielding height should not be lower than1.7m. ..

Isolation measures of high voltage equipment

1. When carrying out maintenance work on outdoor high-voltage equipment, a fully enclosed screen fence should be installed around the workplace, and the entrance and exit should be surrounded by adjacent roads, and a sign "Enter and leave from here" should be set. Hanging on the fence