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Bộ nguồn 640W AC Config 2 Power Supply Spare

Bộ nguồn 640W AC Config 2 Power Supply Spare

P/N: PWR-C2-640WAC
Thông tin chung:

640W AC Config 2 Power Supply Spare


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Power Supply Module Overview

The switch operates with either one or two active power supply modules. You can use two AC modules, or one module and a blank cover.

Table 1 Power Supply Model Numbers and Description

Part Number

Description

PWR-C2-250WAC=

250-W AC power supply module

PWR-C2-640WAC=

640-W AC power supply module

PWR-C2-1025WAC=

1025-W AC power supply module

The 250-W and 640-W AC power supply modules are autoranging units that support input voltages between 100 and 240 VAC. The 1025-W power supply module is an autoranging unit that supports input voltages between 115 and 240 VAC. All power supply modules have internal fans. All switches ship with a blank cover in the second power supply slot.

Each AC power supply module has a power cord for connection to an AC power outlet.

Figure 1. PWR-C2-1025WAC Power Supply

PWR-C2-1025WAC Power Supply

1

AC OK LED

4

AC power cord connector

2

PS OK LED

5

Release latch

3

AC power cord retainer

6

Power supply

Figure 2. PWR-C2-640WAC Power Supply

1

AC OK LED

4

AC power cord connector

2

PS OK LED

5

Release latch

3

AC power cord retainer

6

Power supply

Figure 3. PWR-C2-250WAC Power Supply

PWR-C2-250WAC Power Supply

1

AC OK LED

4

AC power cord connector

2

PS OK LED

5

Release latch

3

AC power cord retainer

6

Power supply

If no power supply is installed in a power supply slot, install a power supply slot cover.

Figure 4. Power Supply Slot Cover

 Power Supply Slot Cover

1

Release handles

2

Retainer clips

The power supply modules have two status LEDs.

AC OK

Description

PS OK

Description

Off (AC LED is off)

No AC input power.

Off

Output is disabled, or input is outside operating range.

Green

AC input power is present.

Green

Power output to switch.

Red

Output has failed.

Installing or Replacing an AC Power Supply

Step 1 Turn off the power at its source.
Step 2 Remove the power cord from the power cord retainer.
Step 3 Remove the power cord from the power connector.
Step 4 Press the release latch at the right side of the power supply module inward and slide the power supply out.
Note

Do not leave the power-supply slot open for more than 90 seconds while the switch is operating.

Warning

This unit might have more than one power supply connection. All connections must be removed to de-energize the unit. Statement 1028

Step 5

Insert the new power supply into the power-supply slot, and gently push it into the slot.When correctly inserted, the 250-W and 640-W power supplies (excluding the power cord retainer) are flush with the switch rear panel. The 1025-W power-supply module extends inches from the switch rear panel.

Figure 5. Inserting the AC-Power Supply in the Switch

Inserting the AC-Power Supply in the Switch

Step 6

(Optional) Make a loop in the power cord and thread it through the power cord retainer.

Figure 6. AC-Power Supply with Power Cord Retainer

Step 7 Connect the power cord to the power supply and to an AC power outlet. Turn on the power at the power source.
Step 8 Confirm that the power supply AC OK and PS OK LEDs are green.
Step 9 Repeat the steps to install a second power supply.
Note

When you install the second power supply the LEDs on the power supply might blink momentarily.

Part number

Description

PWR-C2-250WAC

Second FRU power supply and fan for all non-PoE 2960-XR switches, provides 250W AC of power

PWR-C2-640WAC4

Second FRU power supply and fan for all 370W PoE+ 2960-XR switches, provides 640W AC of power

PWR-C2-1025WAC4

Second FRU power supply and fan for all 740W PoE+ 2960-XR switches, provides 1025W AC of power

PWR-C2-250WAC=

Spare FRU power supply and fan for all non-PoE 2960-XR switches, provides 250W AC of power

PWR-C2-640WAC=

Spare FRU power supply and fan for all 370W PoE+ 2960-XR switches, provides 640W AC of power

PWR-C2-1025WAC=

Spare FRU power supply and fan for all 740W PoE+ 2960-XR switches, provides 1025W AC of power

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