Table 71: DC PSM Electrical Specifications Per Input Configurations (continued)
SpecificationItem
N+1 PSM
N+N feed redundancy
Redundancy
-40 VDC to -72 VDCDC input voltage
49 A (for 2100 W output)
59 A (for 2500 W output)
DC nominal input current
@ 48 VDC IN
2500 WMaximum DC output @
52 VDC (upper and lower
cage)
30 WDC standby output @ 5
VDC
91%Efficiency
NOTE: This value is
within load range
17-67% and nominal
input voltage at 48 VDC.
DC Power Supply Input Fuses
The DC PSM has a power supply input fuse in the negative terminals of both INP0 and INP1.
Table 72 on page 206 lists the electrical specification for this fuse.
Table 72: Electrical Specifications for the DC Power Supply Input Fuse
ValueElectrical Characteristic
Littelfuse FUSE M P 80A 170VDC E, P/N TLS080LSFuse
170 VdcVoltage Rating
80 AAmpere Range
100 kAInterrupting Rating
UL Recognized (File: E71611)Approvals
206
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