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2 Design
2.2 Micro-USB connection
PXR Electronic trip unit
01/21 MN012005EN
www.eaton.com
15
2.2 Micro-USB connection
The PXR trip unit has a type-B Micro-USB connection based on the USB 2.0
protocol.
Configuration via the “Power Xpert Protection Manager” software
The USB port can be connected to a computer to configure and monitor the
PXR trip unit via the Power Xpert Protection Manager software.
External power supply
The USB connection can also be used to power the trip unit from the host
side of the USB cable if no other power source is available. For this purpose,
a standard portable battery pack can be used, such as the power banks
typically used to charge mobile phones. A nominal voltage of 5 V shall not be
exceeded. Devices with 12 V or 20 V, according to USB-PD (USB Power
Delivery) specification, shall not be used.This connection is intended to be
used temporarily while the user configures and monitors the trip unit,
activates the trip indicators after a trip, or reads the fault memory.
Table 6: Using the Micro-USB interface
Description
Standard Micro-USB on USB-A cable
Temporary connection for using the
Power Xpert Protection Manager
Standard Micro-USB power bank
To establish a temporary connection for supplying power to the trip unit
if the unit is not self-supplying.
Содержание Power Xpert PXR 10
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Страница 170: ...12 PXR25 Navigation menu 164 PXR Electronic trip unit 01 21 MN012005EN www eaton com ...