User's Guide

9/10/2019
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Figure 6. Battery connection diagram
MBBU Power Supply Connection
1. Connect the AC power cord to standard 115 VAC outlet
2. Turn ON circuit breaker A (AC Power) and verify the battery controller AC-OK LED turns on solid
green (Figure 8).
3. Confirm battery polarity is correct and turn ON circuit breaker B.
4. Verify battery voltage is approximately 55 VDC.
5. Turn OFF circuit breakers A & B and continue with the installation as indicated in this manual.