ZXRAN V9200 Product Description
ZTE Confidential & Proprietary 27
2.2.4 Power Distribution Board (VPD)
VPDc1 is a power distribution board, shown in Figure 2- 17.
Figure 2- 17 VPDc1 Panel
The panel interfaces are specified in Table 2- 22.
Table 2- 22 VPDc1 Panel Interfaces
-48V DC power supply input
The main functions of VPD are:
Supports protection, filtering and anti-reverse connection of -48 V DC input power
supply with rated current 50 A
Supports output -48V active/standby function
Supports under voltage alarms
Supports voltage and current monitoring
Supports temperature monitoring
2.2.5 Fan Array Module (VF)
VFC1 is a fan array module, shown in Figure 2- 18.