Port Electrical Specifications - CyberData Hub Operation Manual

14 Installing and Using the 4-Port PoweredUSB Hub

2.6 Port Electrical Specifications

The 4-Port PoweredUSB Hub adheres to the USB 2.0 electrical specifications as follows:
Standard USB Each lower portion of the PoweredUSB port provides +5V @ 500mA. If more than 500mA are drawn
lower A supply from a port, that port goes into USB over current, the +5 volts is turned off, and the condition is
reported to the host according to USB 2.0 specifications.
PoweredUSB The listed maximum currents depend on the selected power supply. Both the +12V and +24V
supply
PoweredUSB ports are protected with active over current circuits. If an over current condition
occurs, unplug the DC connection, remove the overcurrent condition, and re-cycle the DC
connection to the Hub by unplugging it, and then plugging it in again.
CyberData Corporation
+12V Ports (3) – 1.5A each
●
+24V Port (1) – 2.3A
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930103D Operations Guide