HP Performance Optimized Data Center (POD) 20cp 用户手册
Life safety systems 20
Item Component
Indicator Color
Description
8
EPO mode key control
—
Enables you to select the EPO mode. For
)."
9
EPO shutdown button
Red
Initiates a manual EPO event
10
Light test button
—
Tests all the EPO LED indicators when
pressed
11
EPO bypass mode indicator
Green
Indicates that the EPO shut down
functionality is bypassed
functionality is bypassed
12
EPO test mode indicator
Yellow
Indicates that the EPO system is operating
in test mode or that an EPO cover is open
13
Main light switch
—
Turns power to the HP POD 20c lights off
and on
and on
14
ECS power switch
—
Turns the main power to the 24V ECS
system off and on
EPO modes
The EPO system has three operating modes:
•
Armed—The EPO system is armed and operational.
•
Test—The EPO system is in test mode and does not initiate during events that normally trigger an EPO.
•
Bypass—The EPO system is non-operational and does not initiate during events that normally trigger an
EPO.
EPO.
EPO accidental activation
To help prevent accidentally pressing the EPO button and activating the EPO system, each EPO button is
covered with a clear Lexan cover.
Battery backup during an EPO event
The following components are equipped with a UPS to help ensure that service is not interrupted during a loss
of power to the HP POD 20c:
•
ECS system
•
•
•
Emergency lighting in the HP POD 20c
IMPORTANT:
All Critical IT UPS devices with batteries that exceed 700VA must be connected to
the HP POD 20c EPO system, to ensure that the UPS batteries are disconnected during an EPO
event. For more information on connecting UPS devices to the EPO system, see the HP
event. For more information on connecting UPS devices to the EPO system, see the HP
Performance Optimized Datacenter 20c Maintenance and Service Guide.