Vertiv™ NetSure™ A50B50 DC Power Retrofit Installation and User Instructions
14
Table 3.4
TB1 Pin-outs
PIN No.
Signal Name
Description
1
- BAT
Negative Battery
2
+ BAT
Positive Battery
3
LVD2_AUX
LVD2 Feedback
4
LVD2-
LVD2 Drive Voltage, Negative
5
LVD2+
LVD2 Drive Voltage, Positive
6
LVD1_AUX
LVD1 Feedback
7
LVD1-
LVD1 Drive Voltage, Negative
8
LVD1+
LVD1 Drive Voltage, Positive
9
BAT_SH-
Battery Shunt, Negative
10
Battery Shunt, Positive
11
LOAD_SH-
Load Shunt, Negative
12
Load Shunt, Positive
Notes:
1.
Shunts must be installed in the -48V Bus.
2.
LVD(s) must be mono-stable type.
3.
LVDx_AUX must be a -48V RTN signal from auxiliary contacts of contactor when the
contactor is de-energized.
Figure 3.8
Pin-out Label