1 No sign: A is forbidden to approach B is forbidden to climb C is forbidden to extinguish fire with water D is forbidden to enter E is forbidden to start D is forbidden to wear gloves F is forbidden to approach.
G, don't touch H. Don't wear spikes. I don't wear chemical fiber clothes.
Warning signs: a beware of explosion b beware of gas c beware of electric shock d beware of arc e beware of cable f beware of ionizing radiation g when your heart hurts your hand.
Beware of laser, suspension, microwave, burn and mechanical injury.
3 Description marks:-
4. Prompt signs:-
5. Safety sign: Prohibited category: No closing, no work (red on white background), and no idle people in the distribution area (white on red background).
B allowed class: working here (green background with a white circle with a diameter of 2 10mm in the middle and black characters written in the circle)
C warning category: stop high voltage hazard (white background with red edge, black word with red arrow)
What is the safety sign of electrical system? What are their functions?
According to the purpose of the sign, it is divided into. Warning class; Allow classes; There are four types and eight types of tips and prohibitions.
The purpose of the notice board is to warn the staff not to approach the live parts of the equipment, remind the staff to take safety measures in the workplace, and indicate that it is forbidden to connect or send electricity to a certain equipment.
The suspension and removal of signs must be carried out in accordance with relevant regulations.
What is the safety sign of high voltage?
No sign includes: "No closing the door, someone is working!" " "Don't switch on, someone is working on the line!" . The allowed sign is: "Work here!" "From now on!" . Warning signs include: "Stop, high pressure danger!" "No climbing, high pressure danger!" . The size, text and background color of signboards stipulated by the state are strictly regulated. If necessary, there should be some corresponding signs, such as no starting, no passing, no staring at fireworks, beware of electric shock, pay attention to falling objects, and wear safety helmet, protective gloves and goggles.
Are there any pictures of safety signs in power engineering construction? Is there a grounding sign on the electrical safety sign?
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What safety signs are configured in the low-voltage distribution room?
Stop, high pressure danger. Don't close the door, someone is working. No closing, the line is attended.
"No climbing, high pressure danger. Working here. Come in and out from here and so on.
Don't shut it down, someone is working!
Once closed, power can be sent to the operating handles of circuit breakers (switches) and disconnectors (knife switches) of construction equipment.
200× 160 and 80×65
White background, red slash, black forbidden symbol
black
Don't turn it off, the line is manned!
Handle of circuit breaker (switch) and disconnector (circuit breaker)
200× 160 and 80×65
White background, red slash, black forbidden symbol
black
Work here!
Workplace or maintenance equipment.
250×250 and 80×80
The base is green with white circles with diameters of 200mm and 65mm.
Black letters, written in white circles.
Stop, high pressure danger!
The construction site is adjacent to the fence of live equipment; On the fence of outdoor workplace; In the forbidden aisle; High voltage test site; On the outdoor frame; The working place is close to the beam of live equipment.
300×240 and 200× 160
White background, black regular triangle and logo, yellow base.
black
Get up and down from here!
Staff can go up and down through iron frames and ladders.
250×250
The base is green with a white circle with a diameter of 200mm.
Black letters, written in white circles.
Get in and out of here!
Entrance and exit of outdoor workplace fence
250×250
The base is green with a white circle with a diameter of 200mm.
Black bold letters, written in white circles.
No climbing, high pressure danger!
On the ladder of high-voltage distribution equipment frame, on the ladder of transformers, reactors and other equipment.
500×400 and
200× 160
White background, red slash, black forbidden symbol
black
What warning signs are there in the power distribution room?
Off-duty electricians are forbidden to operate.
Danger of high voltage or careful use of electricity
What are the common electricity safety technologies?
The grounding wire adopts multiple strands of soft bare copper wire, the working position is selected, and the low-voltage lines are erected on the same pole to ensure safety.
In case of power failure, work on low-voltage live lines, but not less than 25mm2.
4. Put up signs and fences.
4. Before installing the pole, distinguish the phases and hang the sign "No Closing: Disconnector".
1. Operating handles and neutral wires of electrical inspection and construction equipment, switches and circuit breakers. Once these switches and circuit breakers are closed, power can be sent to the work place or construction equipment: when working on electrical equipment, the working ticket, transfer and termination system and organizational measures to ensure safety should be filled in first, and long-sleeved clothes must be worn and tools with insulated handles must be used; Work on electrical equipment must be permitted before it can be carried out. Workers are not allowed to cross it, and wear gloves and helmets, followed by conductor ends, metal rulers and metal objects.
3. Work supervision system.
13. When the low-voltage live wire is not insulated, someone is working. "Take measures to prevent the live high-voltage part from being accidentally touched, and take organizational and technical measures to ensure safety.
One.
6. The live part is only allowed to be located in front of or on one side of the staff; Remove the ground wire in the reverse order.
4. Intermittent work: the grounding wire must be connected to the grounding terminal first, and the work should be carried out on dry insulation: at the workplace.
5. The human body must not touch two wires at the same time. Third, its cross section should meet the requirements of short-circuit current, and the distance from the high-voltage line should be checked first:
Second: there must be a person on the job site to supervise the work of all employees.
2. Height:
1. In the working ticket system, it is forbidden to use the knife: qualified electroscope with the same voltage level must be used.
[14] Installation and maintenance of grounding wire without power failure.
Low-voltage live working shall be supervised by designated personnel.
4. Work permit system
The price of power safety warning signs, and what materials are commonly used in power distribution rooms?
It is clearly stipulated in the Regulations on Electrical Safety Work. The language expression of various signs, the color and size of the text and the bottom plate are specified. It also stipulates the safety signs that the distribution room should be equipped with.