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SIPROTEC 7SJ81/7SK81 V4.70, Product Information
E50417-K1150-C462-A2, Edition 02.2012
Front USB-Interface
USB-interface for the connection between the protection device and the
PC.
Figure 9 USB-interface
Assignment of the USB socket
Pin-No.
1
2
3
4
Housing
USB
VBUS
(unused)
D-
D+
GND
Shield