supplies.
Figure 9-5 Appearance of the PDP (3000064) with Indicators - Eight Branch Switches
9.3.2 Specification
Functions and Specifications
Item
Specification
Branch switch quantity Eight (four active and four standby)
Standard working voltage
-48 V
Voltage range
-38 V to -60 V
Alarm function
Alarm signal processing
Receives alarm signals from the connected
equipment, provides audio alarms for the signals,
illuminates the cabinet-top indicators, and outputs
alarm signals to an upper-layer device (such as
the head of row cabinet).
Version: B
117