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Appendix D – DC Power Specifications
D.1
DC Power Source
Input
voltage: -48
VDC
Minimum
voltage:
-40
VDC
Maximum
voltage:
-60
VDC
Maximum operating current:
1.5 A
Maximum input surge current:
5 A
The DC power source must be:
•
electrically isolated from any AC source
•
reliably connected to earth
•
capable of providing up to 100 Watts of continuous power
D.2 Overcurrent
Protection
Overcurrent protection requirements:
•
10 Amp trip
•
double
pole
•
fast
trip
•
DC
rated
•
Overcurrent protection devices (e.g., circuit breakers) must be provided as
part of each equipment rack, and are not included with the ConsoleServer.
•
The device must be located between the DC power source and the
ConsoleServer.
D.3 DC
Supply
Connector
The supply input connectors are provided with each ConsoleServer. However,
the conductors are not. See below for conductor specifications.
Conductor
material:
copper
only
Wire
gauge:
16
AWG
Insulation rating:
75°C minimum, low smoke fume,
flame retardant
Branch circuit cable insulation color:
per applicable national electrical
codes