Vertiv EXM 0080kTK16FN01000, User Manual

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128 Chapter 8 Options
Liebert EXM 80kVA ~ 200kVA UPS User Manual
Magnet ring
(2 pcs)
Top cable access Bottom cable access
Magnet ring
(2 pcs)
Figure 8-18 Schematic diagram of electromagnetic shielding for signal cables
8.2.12 Parallel Cable
Shielded and double-insulated parallel cables available in lengths of 5m, 10m and 15m must be
interconnected in a ring configuration between the UPS modules, as shown in Figure 7-2. Method: connect
a module parallel cable from its PARA1 port to the PARA2 port of another module. Follow this method to
connect other parallel cables.
The ring connection ensures the reliability of the control of the parallel system. Be sure to verify the
reliable cable connection before starting up the system!
8.2.13 LBS Cable
Shielded and double-insulated parallel control cables available in lengths of 10m, 15m and 20m. The LBS
cable must be interconnected in a ring configuration between LBS1 and LBS2 of any UPS modules, as
shown in Figure 7-7 and Figure 7-8.