Notes:
1. HT speaker, camera:
- UTP Cat6 pipes for the English and Vietnamese are shown two different types of tubes (tubes used recommended D20)
- Explanation of how to calculate the selected power conductor cross section 2.5mm2
The ground :
1. HT speaker, camera:
- Do not see the speaker system in the stairs box
2. HT fire alarm:
- Explanation of the calculation of the number of fire detectors for electrical engineering room, fire pump room.
For the protection of the first heat fire detectors less than 50m2 (TCVN 5738 -2001)
- Explanation of the road 18 AWG wire connection from the technical department Mimic elevator to guard.
đang được dịch, vui lòng đợi..
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