Chapter 3 Installation 31
NetSure 801 AG1 Power Supply System User Manual
3.6 Connecting Signal Cable
3.6.1 Connecting CAN Communication Cable
If the power supply system is composed of two or more cabinets, users need to connect communication cables
between them. Users need to connect CAN communication cables between master rectifier cabinet(with NCU
controller), slave rectifier cabinet(without NCU controller),DC distribution cabinet.
The CAN communication cable is shown in Figure 3-22.
W16
CAN
CAN
Figure 3-22 CAN communication cable
The connection method is as follows:
1) Remove the panel of the SM DU.
2) Remove the matched resistance of the CAN communication cable of the master rectifier cabinet SM DU from
J3.port
3) Connect the CAN communication cable to the CAN cable connectors in the SM DU
’s J3 port of the two adjacent
cabinets.and then connect the matched resistance to the end of CAN communication cable.
4) Reinstall the panel of the SM DU.
3.6.2 Connecting Signal Cables Of IB2 User Connector Board
Note
1. J11 and J12 are temperature sensor ports.
2. J2 is I
2
C interface, and provides the power.
The position of the user interface board is shown in Figure 3-23.
User interface borad
User interface borad
Screw(Two)
Controller
Figure 3-23 User connector board position
