Distribution boxes are very important in all households today, so it is necessary to maintain and clean them. Everyone should pay attention to these items when cleaning and maintaining them. Damage to the box can also guarantee people's safety. The following describes the characteristics and precautions of the assembled electric box.
1. The wiring in the distribution box is neat and there is no splicing. The wires are tightly connected and do not hurt the core wire. The cross-sectional area of ​​the wire pressed on both sides of the screw under the washer is the same, and the number of wires on the terminal on the same terminal is not more than 2, and the parts such as the anti-loose washer are complete, and the wire connection is tight;
2, the verticality of the distribution box: the height of the box is less than 50cm, the allowable deviation is 1.5mm; the height of the box is more than 50cm, and the allowable deviation is 3mm. The lighting box is embedded and installed firmly, and the height of the bottom edge is 1.8m from the ground;
3, the switch box in the distribution box is flexible and reliable, with leakage protection circuit, the leakage current protection device operating current is not more than 30mA, the action time is not more than 0.1s;
4. In the lighting box, set the zero line (N) and the protective ground line (PE line) bus bar respectively, and the neutral line and the protective ground line are allocated through the bus bar;
5. The metal frame of the distribution box must be grounded (PE) or connected to zero (PEN) reliably; the door can be opened with electrical appliances, and the bare metal wire connection between the door and the ground terminal of the frame should be marked. The products produced by our company have always followed the principle of customer first, with high quality products, good service and competitive price. We warmly welcome you to come and join us for a better future!
Automatic Sliding Doors can either be a single door sliding in one direction or bi-parting doors where each door leaf slides in the opposite direction. They are often used in grocery stores, entrances to shopping malls, hospitals and other applications where you want to provide your customers a hands free, safe and easy access to your building.
Hospitals
Airports
Retail centers
Pharmacies
Hotels
Grocery stores
Hardware stores
Sporting goods stores
And more
In addition, one of the biggest benefits of automatic doors is energy savings. Since these doors only open when someone comes in or out of your building, it prevents the loss of energy when a door may otherwise be left open for a long time.
Hongfa will only dispatch highly trained CE Certified inspector/technicians to inspect, repair, service or replace automatic doors. This ensures we provide the most efficient and safest door repair for your business.
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Shenzhen Hongfa Automatic Door Co., Ltd. , https://www.spiralfastdoor.com