Installation Manual

Installing S25N and S25V Systems 35
Figure 21 DC-DC Cable for S25V PSU
Follow the steps below to connect the S25V switch to the 470W PSU.
Step Task
1.
With the switch unplugged from AC power, connect the individual leads of the DC-to-DC cable to the
DC terminal lugs of the switch (Figure 22), with a #2 Philips screwdriver. Connec
t the gray wire to FG
(field ground), red to RTN (return), brown to -48V, and blue to Current Sharing:
Figure 22 DC T
erminals of the S25V Connected to the PSU Cable