Chapter 5: Installation
227
Figure 84 :
Grounding and lightning protection on wall
Prot ect ion requirement s for a mast or t ow er inst allat ion
If the ODU is to be mounted on a metal tower or mast, then in addition to the general protection
requirements (above), the following requirements must be observed:
l
The equipment must be lower than the top of the tower or its lightning air terminal.
l
The metal tower or mast must be correctly grounded.
Schematic examples of mast or tower installations are shown in Grounding and lightning protection on
mast or tower.
Содержание PMP 450 Series
Страница 92: ...Chapter 2 System hardware 92 Figure 29 MicroPoP Omni antenna implementation pattern Vertical...
Страница 134: ...Chapter 3 System planning 134 Figure 51 Mast or tower installation...
Страница 135: ...Chapter 3 System planning 135 Figure 52 Wall installation...
Страница 136: ...Chapter 3 System planning 136 Figure 53 Roof installation...
Страница 137: ...Chapter 3 System planning 137 Figure 54 GPS receiver wall installation...
Страница 158: ...Chapter 3 System planning 158 Figure 61 cnMedusa Antenna...
Страница 258: ...Chapter 5 Installation 258 Figure 123 Yagi antenna alignment horizontally Figure 124 Yagi antenna alignment upward tilt...