Power Supplies
Chassis and Power Supplies
page 3-50
OmniSwitch 6900 Hardware Users Guide
June 2020
OS6900-X20/X40/X72/Q32/T20/T40 DC Power Supply
DC Power Supply Front Panel
DC Power Supply LED States
Model (OS-PS-450W-D)
OS6900-BPD-F (YM-2451D), Front-to-Rear
OS6900-BPD-R (YM-2451P), Rear-to-Front (Purple Coloring)
Product Compatibility
OmniSwitch 6900-X20/X40/X72/Q32/T20/T40
Input Voltage Range
-36V (min.); -48V (nominal); -72V (max.); -75V (peak)
Input Current
14A (40VDC), 9A (60VDC), nominal is 11.5A (48VDC)
Output Rating
2A min to 36.25A max @ +12V; 0A min to 3A max @ +5VSB
Output Power
450 Watts
Ambient Temperature
Non-Operating -40C to 70C
Humidity (Operating)
95%, non-condensing
Airflow
This power supply is available in either a front-to-rear or rear-
to-front model.
Note
Mixing the OS-PS-450W-D DC power supply and the OS-PS-
450W-A AC power supply in the same chassis is supported.
LED State
Description
Solid Blue
The power supply is operating normally and providing power to the
chassis
Flashing Blue
The power supply is on standby and can provide power to the chassis if
power supply failover should occur
Flashing Red
No DC power is being provided to this power supply
Flashing Blue/Red
Power supply warning
Solid Red
Power supply failure
Off
No DC power is being provided to any power supply installed in the
chassis; all power supplies are effectively off
Status LED
DC Connector
Handle
Air Vent
Lock Tab