Power Supply Assemblies; 2870 W Ac Power Supply Overview - IBM SAN256B-6 Installation, Service And User Manual

Power Supply Assemblies

This topic provides the following information:
v "2870 W AC power supply overview"
v "Precautions specific to power supply assembly" on page 165
v "Power supply assembly fault indicators" on page 165
v "Power supply assembly task guide" on page 166
v "Time and items required" on page 167
v "Removing a power supply" on page 167
v "Installing a power supply" on page 168
v "Verifying power supply operation" on page 168

2870 W AC power supply overview

This device supports the following 2870 W AC power supply assemblies. All power supplies installed in
the device must be of the same type and match the airflow of installed fan assemblies.
v Power supply model supporting nonport-side air intake (NPI) provides 1450 W (100-120 VAC) and
2870 W (200-240 VAC). This assembly has two fans that move the air from the nonport side to the port
side of the device.
v Power supply model supporting nonport-side air exhaust (NPE) provides 1450 W (100-120 VAC) and
2870 W (200-240 VAC). This assembly has two fans that move the air from the port side to the nonport
side of the device.
The following figure illustrates power supply assembly components.
Figure 65. AC power supply assembly
1 - Fan 1
2 - Fan 2
3 - Handle
4 - Status LED
5 - AC power cable receptacle
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