Lenovo 8721 Product Manual page 15

Flex system enterprise chassis
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Note: The following power supplies are withdrawn from marketing:
2100W Power Module, 47C7633
HVDC 2500W Power Module, 00AM765
Table 7. Ordering part number and feature code
Description
Flex System Enterprise Chassis 2500W Power Module
Flex System Enterprise Chassis -48V DC 2500W Power Module
Each AC power supply part number ships with one 2.0m (6.5 ft) 16A/100-250V, C19 to IEC 320-C20 rack
power cable, feature 6292. Other supported AC line cords including three-way split line cords, are listed in
the following table.
Table 8. Supported AC line cords
Description
4.3m, 16A/208V, C19 to NEMA L6-20P (US) Line Cord
2.5m, 16A/100-240V, C19 to IEC 320-C20 Rack Power Cable
2m, 16A/100-250V, C19 to IEC 320-C20 Rack Power Cable
4.3m, US/CAN, NEMA L15-30P - (3P+Gnd) to 3X IEC 320 C19
4.3m, EMEA/AP, IEC 309 32A (3P+N+Gnd) to 3X IEC 320 C19
4.3m, A/NZ, (PDL/Clipsal) 32A (3P+N+Gnd) to 3X IEC 320 C19
The -48V DC power supply operates at -48V to -60 V dc (nominal) and has a Molex 1060 Power
Connector. The power supply ships with one 2.0m DC power cord (FRU part number 69Y1652)
The following figure shows the power supply and highlights the light-emitting diodes (LEDs).
Figure 9. Power supply option
The AC power supplies are 80 PLUS Platinum-certified. The 2500W modules are 2500 Watts output rated
at 200VAC to 208VAC (nominal), and 2750W at 220VAC to 240VAC (nominal). The power supply has an
oversubscription rating of up to 3538 Watts output at 200VAC. The power supply operating range is 200-
240 VAC. The power supplies also contain two dual independently powered 40mm cooling fan modules
that are powered not from the power supply itself, but from the chassis midplane. The fan modules are
variable speed and controlled by the chassis fan logic.
Flex System Enterprise Chassis
Part number
Feature code
43W9049
A0UC
00FJ635
A5VC
Part number
Feature code
40K9772
6275
39Y7916
6252
None
6292
00D7192
A2Y3
00D7193
A2Y4
00D7194
A2Y5
15

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