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Small-scale power outages, no water outages. Large-scale power outages, because water needs to be pumped to the water tower to supply to users, after the power outage, the pumping machine can not operate, of course, the water supply can not be supplied, the water will be stopped.
The water supply of ordinary residential buildings in the city is divided into two ways: direct water supply and secondary water supply of roof water tank, direct water supply has nothing to do with power outage at home, as long as the waterworks have electricity, there is water. The secondary water supply of the water tank can store a certain amount of water, even if the water plant is out of power, the water in the water tank can be used for a while, because the water tank is not hygienic, now this secondary water supply has been changed to direct water supply.
Urban high-rise buildings, because the water supply pressure of the waterworks does not meet the requirements, so the residential area or office building will add a secondary booster pump to supply water to the high-rise, in this case, the community power failure or office building power failure, the booster pump is out of power, and the high-rise water will be cut off.
Things to watch out for in the event of a power outage.
1. According to the needs of the actual work on site, all circuit breakers and isolation switches that may be powered to the maintenance part should be disconnected. For multi-circuit lines, it is necessary to pay attention to prevent the possibility of sudden calls from other parties.
2. In order to ensure the safety of the operator, when the power is off, the low voltage should be stopped first and then the high voltage, the oil circuit breaker or air circuit breaker should be stopped first, and then the isolation switch should be stopped.
3. There should be an obvious disconnection point after a power failure, and the operating mechanism should be locked for equipment without an obvious disconnection point. Otherwise, other reliable security measures must be taken.
4. In the event of a partial power failure, the transformer and the instrument transformer should be disconnected from both sides of the high and low voltage to ensure the personal safety of the maintenance personnel.
Precautions should be taken when discharging.
1. The purpose of discharge is to eliminate the residual charge on the maintenance equipment to ensure the safety of the maintenance personnel, so it must be strictly and conscientiously implemented.
2. Special wires should be used for discharge, which are generally operated by insulating rods, and the human body shall not touch the discharge conductor.
3. Discharge between lines and lines, between lines and ground, and the residual charge of cables and capacitors is more, so special attention should be paid to the residual charge must be discharged.
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The cause of the power outage
1. Natural disasters.
For example, thunder, lightning, rainstorms, etc., damage to power facilities, which cause power outages.
2. Destruction by external forces.
Now the society is discovering relatively quickly, development is being carried out everywhere, and some construction places do not pay attention to the protection of power facilities, brutal construction, digging up power cables, damaging power equipment, and so on, all of which will cause power outages.
3. According to the local discovery requirements, the power equipment is relocated, and the new ones also need to be blacked out.
4. The power supply company plans to overhaul the power equipment.
After many years of operation, the power company has planned to replace the old equipment, and the power supply must be cut off for the safety of personnel.
5. Power outage caused by power equipment failure.
Emergency measures. 1. In case of a power outage, you should use flashlights and other lighting tools to first check whether the internal power distribution switch and leakage protector are jumped.
2. If there is a burning smell, smoke and discharge in the room, all power should be cut off immediately to avoid fire.
3. If the fuse is blown, it should be replaced in time, but it cannot be replaced by copper, iron and aluminum wire.
4. The room should be equipped with candles, flashlights and other emergency lighting sources, and placed in a fixed position.
5. The aging of the wire is easy to cause power outages, and it should be reported to the relevant departments for replacement as soon as possible.
6. If it is found that the power outage is not caused by indoor reasons, you should contact the property management personnel in time.
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Urban high-rise buildings.
Because the water supply pressure of the waterworks does not meet the requirements, the residential area or office building will add a secondary booster pump to supply water to the high-rise, in this case, the community power failure or office building power failure, the booster pump is out of power, the water can not be delivered, and the high-rise water will be cut off.
Water is not inexhaustible, save water.
We have to start from everything around us, from the bits and pieces of life. A drop of water is insignificant, but it drips constantly, and the amount is considerable. It was determined"Dripping"Kilograms of water can be wasted in 1 hour; Tons of water can be collected in 1 month.
This amount of water is enough to supply a person's daily needs. It can be seen that every bit of waste should not be there. As for the continuous flow of small water, it can collect 17 kilograms of water per hour and 12 tons of water per month; Boom"Big water"It can collect 670 kg of water per hour and 482 tons of water per month.
It can be seen that water conservation should start from a little bit.
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Urban high-rise infiltration building, because the water supply pressure of the waterworks can not meet the requirements, so the residential area or the office cluster code destroyed the building will add a secondary booster water pump to the high-rise water supply, in this case, the community power outage or office building power outage, the booster pump is out of power, the water can not be delivered, and the high-rise water will be cut off. <
Urban high-rise buildings, because the water supply pressure of the waterworks can not meet the requirements, so the residential area or office building will add a secondary booster water pump to the high-rise water supply, in this case, the community power failure or office building power failure, the mold code pressure water pump is out of power, the water can not be delivered, and the high-rise will stop water.
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