Vertiv™ NetSure™ +24 VDC to -48 VDC Converter System Installation and User Manual
Proprietary and Confidential © 2022 Vertiv Group Corp.
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3
Setting Jumper and Switch Options
3.1
Jumper and Switch Settings on the System Interface Circuit Card
Perform the following procedures to verify the factory settings and/or make the required settings per your site requirements. These
procedures can also be used to make adjustments on a replacement circuit card.
Refer to Figure 3.1 for switch and jumper locations.
Switch S1
Switch Positions 1 and 2 of S1
Selects the converter system’s output voltage as shown in Table 3.1.
Table 3.1: Converter System Output Voltage Selection
When P/N 10017022 System Interface Circuit Card Installed
S1
52V
54V
56V
58V
Switch 1
OFF
OFF
ON
ON
Switch 2
OFF
ON
OFF
ON
When P/N 556434 System Interface Circuit Card Installed
S1
48V
50V
52V
54V
Switch 1
OFF
OFF
ON
ON
Switch 2
OFF
ON
OFF
ON
Switch Position 3 of S1
Selects the current scale for the output current test points as shown in Table 3.2.
Table 3.2:
Output Current Test Points “Current Scale” Selection
S1
1A / 1mV
400A / 50mV
Switch 3
OFF
ON
Switch Position 4 of S1
Selects whether converter system output voltage is controlled by the system interface circuit card (stand alone mode) or by an ACU+
as shown in Table 3.3.
Table 3.3: Output Voltage Control Selection
S1
Stand Alone Mode
ACU+ Controller Mode
Switch 4
OFF
ON
