Vertiv™ NetSure™ 5100 Series -48 VDC Power System Installation Manual
Proprietary and Confidential © 2023 Vertiv Group Corp.
4.5 Switch Settings on the SM-DU (List 60 Hybrid Connection Cabinet)
The SM-DU is used in a List 60 Hybrid Connection Cabinet to monitor the internal circuit breaker shunts.
SM-DU uses three (3) 8-bit switches for parameter setting (S1, S2, and S3). Refer to Table 4.3 for switch settings. Refer to Figure 4.7
for switch locations.
Perform the following procedure to verify the factory settings. This procedure can also be used to make adjustments on a
replacement circuit card.
4.5.1 Procedure
1. Ensure S1, S2, and S3 are set per Table 4.3. Refer to Figure 4.7 for location.
Table 4.3 Switch Settings on the SM-DU (List 60 Hybrid Connection Cabinet) (cont’d on next page)
NA
NA
NA
Shunt Voltage: 75 mV (Note 1)
NA
Shunt Current: 500 A (Note 1)
Note 1: Setting for this system.