To enable remote access to the EPO system, switch to Bypass mode.

Callout

Component

Description

 

 

 

1

Power On LED

Indicates the EPO is functional, and

 

 

operating in Test mode, Armed mode,

 

 

or Bypass mode.

 

 

 

2

EPO Armed mode LED

Indicates the EPO is operating in

 

 

Armed mode.

 

 

 

3

Reset button

Resets the EPO system after an EPO

 

 

alarm has been triggered.

 

 

 

4

Three way key-operated

Sets the EPO operating mode (Test,

 

switch

Armed, or Bypass).

 

 

 

5

System alarm/ EPO

Indicates an EPO alarm has been

 

shutdown

triggered and non-emergency HP POD

 

(red)

power has been shut off.

 

 

 

 

 

6

System Test mode LED

Indicates the EPO is undergoing a

 

(amber)

system test.

 

 

 

 

 

7

EPO Bypass mode LED

Indicates the EPO is in Bypass mode.

 

(green)

 

 

 

 

After an EPO alarm, reset the EPO system:

1.Use the button key release mechanism to restore the EPO alarm buttons to their normal state.

2.Reset the main breaker in the House panel.

3.Reset the electrical busway breakers.

4.Press the Reset button on the EPO panel.

EPO modes

The EPO panel operates in three modes: Armed, Test, and Bypass. The operating mode is determined by the status of a key-operated selector switch on the EPO panel. The switch status can be reported to a monitoring system that is external to the POD.

Power management 37

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HP Performance Optimized Data Center (POD) 40cp manual EPO modes