User Manual

Chapter 2 - Installation Installing the Base Transceiver Station (BTS) Equipment
4Motion 74 System Manual
2.3.3 Power Requirements
2.3.3.1 General Power Requirements
Use the following table to calculate worst-case power source requirements for the
BTS equipment:
Table 2-7: Power Requirements, BTS Equipment
Unit Details
Power Source -40.5 to -60 VDC
PIU Power Consumption: 35W maximum (active PIU)
Maximum Supplied Current: 58 A
PSU 300W max output power
Efficiency: 80% minimum
NPU 68W maximum, excluding GPS Receiver (6W maximum)
AU-4CH 74W maximum
1x1 ODU-2.x GHz Tx (DL): 89W maximum
Rx (UL): 15W maximum
1x1 ODU-3.5 GHz Tx (DL): 90W maximum
Rx (UL): 20W maximum
4x2 ODU 2.x GHz
(constructed of two independent
2x1 units)
For each 2x1 unit:
Tx (DL): 142W maximum
Rx (UL): 35W maximum
4x2 ODU 3.5 GHz
(constructed of two independent
2x1 units)
For each 2x1 unit:
Tx (DL): 108W maximum
Rx (UL): 12W maximu
AVU 40W maximum, 23W typical
Outdoor GPS Receiver 6W maximum
NOTE
The PSU(s) do not supply power to the ODUs that are powered directly from the PIU via the
backplane and the AU cards. The PIU can support up to a maximum of 20 1x1 ODUs. Additional
ODUs should be powered from ODU Power Feeders (not applicable for current release).