Vertiv™ NetSure™ 5100 Series -48 VDC Power System User Manual
Proprietary and Confidential © 2022 Vertiv Group Corp.
3.7 List 60 Hybrid Connection Cabinet
The hybrid connection cabinet provides four (4) circuit breaker positions up to 600 A and one (1) circuit breaker position up to 400 A
for -48 VDC alternate energy sources.
The hybrid connection cabinet includes an SM-DU for monitoring of the circuit breakers internal shunts.
Hybrid Connection Cabinet Circuit Breaker Shunt Ratings
See Table 3.1.
Table 3.1 Hybrid Connection Cabinet Circuit Breaker Shunt Ratings
Circuit Breaker Size Shunt Current Rating Shunt Voltage Rating
100 A 100 A 25 mV
125 A 125 A 25 mV
150 A 150 A 25 mV
175 A 175 A 25 mV
200 A 200 A 25 mV
225 A 225 A 25 mV
250 A 250 A 25 mV
300 A 300 A 25 mV
350 A 350 A 25 mV
400 A 400 A 25 mV
600 A 600 A 25 mV
SM-DU Parameter Settings
• Shunt # Set As (Not Used, General, Load, Battery)
a) Not Used: Indicates this shunt input is not used.
b) General: Indicates the measurement of the shunt will be displayed and will not be added to Total DC Load or Total
Battery Load.
c) Load: Indicates the measurement of the shunt will be displayed and added to the Total DC Load.
d) Battery: Indicates the measurement of the shunt will be displayed and added to the Total Battery Load and used with
Battery Management.
• Shunt # Current (Rating of Shunt.)
• Shunt # Voltage (Rating of Shunt.)
• Current # Break Value (Device Rating.)
• Current # High Current Limit (% of Current # Breaker Value.)
• Current # Very High Current Limit (% of Current # Breaker Value.)
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