Chapter 2: System hardware
Lightning protection unit (LPU) and grounding kit
Page 2-34
Lightning protection unit (LPU) and grounding kit
450i and 450m Series LPUs provide transient voltage surge suppression for ODU installations.
Each cable requires two LPUs, one near the ODU and the other near the linked device, usually at
the building entry point (
Table 41
).
Table 41 LPU and grounding kit contents
Lightning protection units (LPUs)
LPU grounding point nuts and washers
ODU to top LPU drop cable (600 mm)
EMC strain relief cable glands
U-bolts, nuts and washers for mounting LPUs
ODU to top LPU ground cable (M6-M6)
Bottom LPU ground cable (M6-M10)
ODU to ground cable (M6-M10
Содержание PMP 450d Series
Страница 101: ...Chapter 2 System hardware GPS synchronization Page 2 40 Figure 25 Cluster Management Scenario 1 ...
Страница 125: ...Chapter 3 System planning Typical deployment Page 3 3 Figure 37 Wall installation ...
Страница 126: ...Chapter 3 System planning Typical deployment Page 3 4 Figure 38 Roof installation ...
Страница 127: ...Chapter 3 System planning Typical deployment Page 3 5 Figure 39 GPS receiver wall installation ...
Страница 128: ...Chapter 3 System planning Typical deployment Page 3 6 Figure 40 GPS receiver tower or mast installation ...