Figure 80: Common Dc Parallel Communication Cable; Figure 81: Decentralized Dc Parallel Communication Cable - Gamatronic B60US-IB Installation Manual

Figure 64: Decentralized DC Parallel communication cable
4. Verify that each UPS's output circuit breaker is in the OFF position (CB5 in the
connection diagrams, see Figure 69).
5. Turn on one of the systems. This system will become the "master" system. Wait until the
startup procedure is complete. When the startup procedure completes you will be
presented with the main System Menu screen as below:
UPS for 208 Vac Grid, B60US-IB Installation Guide, doc. rel. 3.0
Figure 63: Common DC Parallel communication cable
81