目前，各類公寓、小區等都安裝樓宇可視對講門鈴，那麼樓宇對講門的安裝需注意什麼?

1、電源箱的安裝位置應正確選擇。

(1)避免安裝在房屋四周側面牆上，防止直擊雷襲擊。

(2)避免安裝在有金屬水管、氣管等管道一側的牆。

2、電源箱、電路板均應採取接地措施，接地線應牢固可靠，接地電阻應≤0.1Ω

3、布線應正確、合理，電源線、信號線應布在室內，盡量避免室外布線，避免與金屬水管、氣管等管道同向和交叉布線;若無法避免，二者距離應≥5米。布線應直線布線，盡量減少彎曲布線。

4、電源箱的接入電源方式應採用接線插座方式，當天氣預防或天氣變化有可能發生雷電時，方便及時切斷電源，防止雷擊發生。

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What should I pay attention to when installing the building intercom door?

1. The installation position of the power box should be correctly selected.

(1) Avoid installing on the side wall around the house to prevent direct lightning strikes.

(2) Avoid installing walls on the side of pipes with metal pipes and air pipes.

2. The power box and circuit board should be grounded. The grounding wire should be firm and reliable. The grounding resistance should be ≤0.1Ω.

3, the wiring should be correct and reasonable, the power line, signal line should be placed indoors, try to avoid outdoor wiring, avoid the same direction and cross wiring with metal water pipes, gas pipes, etc.; if unavoidable, the distance between the two should be ≥ 5 meters. The wiring should be routed in a straight line to minimize bending wiring.

4. The power supply mode of the power box should adopt the wiring socket mode. When lightning strikes may occur due to weather prevention or weather changes, it is convenient to cut off the power supply in time to prevent lightning strikes.

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