12000 Series Switches
True Scale Fabric Switches 12000 Series Hardware
Installation Guide July 2015
70 Order Number: G91928004US
A.3.2 Power
• Power Supply:
— Two redundant, hot plug fan/power supplies (12300)
— 90/264 VAC operation
— 275W max power per supply
— Input: 90–264V AC, 47–63Hz, 1 Phase, 3.6A max current at 100VAC
— Inrush Current: 13A @ 115VAC, 6.5A @ 230VAC
— Power Factor: 95% @ 230VAC, 50% load
— Power Inlet Plug: two IEC 320-c14 connectors for independent AC inputs
(12300)
A.4 12800 Series
All 12800 series switches use the same fan tray modules -- intake and exhaust -- and
share the same thermal management attributes listed below. The quantity of fan tray
modules used in each system is defined in the following table:
• Fan Tray:
— Hot plug with one axial brushless, 12V fans per fan tray
• Chassis airflow:
— Front-to-back
• Power supply airflow:
— Front to back
Note: It is recommended that the 120, 180 and 360 be installed as follows:
• Intake fan side towards the cold aisle
• Exhaust fan side towards the hot aisle
• Thermal management:
— Temperatures of all major heat-producing components are continuously
monitored by system management modules. Fan speed is monitored and
automatically adjusted by system management modules to maintain
Table 4. 12800 Product Configurations
Maximum 360 180 120 040
Maximum IB Ports 864 432
288 96
Maximum Leaf
Modules
36
18 12 4
Maximum Spine
Modules
9 double
4 double,
1 single
2 double,
1 single
1 double
Management
Modules
2222
Fan Trays
(Intake/
Exhaust)
10/10 5/3 5/3 4/0
Power Supplies 12 6 4 4
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