APC SYMMETRA 990 User Manual
Operation
Symmetra® MW
With External Bypass Static Switch
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Content
Overview .......................................................................... 1
Navigation Tree . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1
Display Symbols and Buttons . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
Navigation symbols . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
Screen symbols . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
Buttons . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Breakers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
How to Access Summary Screens from the UPS . . . . . . . . . . . . . . . 4
How to Access Summary Screens from the External Bypass
Static Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
How to Access the APC Symmetra MW Remote Display . . . . . . . . .6
How to start a web-based remote session . . . . . . . . . . . . . . . 6
Operation ......................................................................... 7
Operation Modes. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Normal operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Battery operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Static bypass operation . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Manual bypass operation . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Operation Procedures . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .9
How to access screens protected by the user-password . . . . . . 9
How to start up the system from manual bypass operation . . . . 9
How to shut down the system from normal to manual bypass
operation
How to transfer from normal to static bypass operation . . . . . 11
How to transfer from static bypass to normal operation . . . . . 12
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Symmetra MW with External Bypass Static Switch Operation Manual - 990-
Content
Configuration .................................................................13
How to Configure the System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
How to change the password . . . . . . . . . . . . . . . . . . . . . . .14
How to configure the Touch-Screen settings screen . . . . . . . .14
How to configure the Modbus Settings screen . . . . . . . . . . . .15
How to configure the Regional Settings screen . . . . . . . . . . . .16
How to configure the Network Configuration screens . . . . . . . .16
How to configure the Display Settings . . . . . . . . . . . . . . . . . .19
How to configure the Battery Test Settings screen . . . . . . . . .20
Maintenance...................................................................21
Predictive Maintenance Screens. . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
How to access Predictive Maintenance screens . . . . . . . . . . .21
Inverter DC Capacitors screen . . . . . . . . . . . . . . . . . . . . . . .21
Inverter AC Capacitors screen . . . . . . . . . . . . . . . . . . . . . . .22
Top Fans screen . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .22
Inverter Fans screen . . . . . . . . . . . . . . . . . . . . . . . . . . . . .23
Main Static Switch Fans screen . . . . . . . . . . . . . . . . . . . . . .23
How to Change the Air Filters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
Troubleshooting ............................................................25
Alarm Types . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
Alarm button . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .25
Alarm levels . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .25
How to silence the alarm . . . . . . . . . . . . . . . . . . . . . . . . . .25
How to view active alarms . . . . . . . . . . . . . . . . . . . . . . . . . .26
How to view the event log . . . . . . . . . . . . . . . . . . . . . . . . . .26
ii Symmetra MW with External Bypass Static Switch Operation Manual - 990-1377D-001
Overview
g
Navigation Tree
The UPS display is the user interface to the UPS system, and is located in the control section. This LCD
touch-screen display is used to configure the system, monitor the system, and change the settings. The
display also provides the user with audible and visual alarms.
The screens in the display are organized hierarchically with the UPS Summary screen at the top of the
hierarchy.
UPS Summary
Input Summary
Password Settings
Network
uration
Confi
MW0741a.cdr
UPS Start-Up
Tou ch -Sc ree n
Settings
Bypass Summary
UPS Shutdown
Modbus Settings
Operation
User Configuration
Regional Settings
Battery Summar y
View Event Log
Network
Configuration
Symbolizes multiple Network Configuration screens
Output Summary
Predictive
Maintenance
Display Settings
Battery Test
MW0820a.cdr
Symmetra MW with External Bypass Static Switch Operation Manual - 990-1377D-001 1
Display Symbols and Buttons
Navigation symbols
Home: Go to the top of the hierarchy. Back: Go to the previous screen.
Help: Access further details on the
current screen.
Page Up: Go to the previous screen
on the same subject (only visible
when there are more screens on the
same subject).
Password Logout: Log out of the
password-protected screens.
System Output: Access the Output
Summary screens.
Battery: Access the Battery
Summary screens.
Screen symbols
Operation: Go to the Operation
screen.
Page Down: Go to the next screen on
the same subject (only visible when
there are more screens on the same
subject).
System Input: Access the Input
Summary screens.
Static Switch: Access the Bypass
Summary screens.
Alarm button: Access the Active
Alarms screen
Delta inverter Main inverter
Open breaker or switch Closed breaker or switch
2 Symmetra MW with External Bypass Static Switch Operation Manual - 990-1377D-001
Buttons
Overview: Display Symbols and Buttons
Breakers
Q1 UPS input breaker Q5 Static bypass input breaker
Q2 UPS output breaker Q6 Static bypass output breaker (optional)
Q3 Manual bypass breaker Q7 Battery breaker 1
Q4 System output breaker (optional) Q8 Battery breaker 2
ON button: Press this button to switch ON the UPS or the External Bypass Static Switch.
OFF button: Press this button to switch OFF the UPS or the External Bypass Static Switch.
EMO (Emergency Module OFF) button: To be used in emergency situations only.
Pressing this button switches OFF all breakers, disabling AC/DC input and output in this section.
Be aware that this action may cut the supply to the load from the affected section.
Note: Only operate a breaker when the associated breaker lamp is on.
Symmetra MW with External Bypass Static Switch Operation Manual - 990-1377D-001 3
How to Access Summary Screens from the UPS
The UPS Summary screen provides you with an overview of the UPS system and circuit breakers. It
shows the system status and the power flow through the system and gives access to the system’s summary
screens and the Operation screen.
Access Bypass Summary screens Access Output Summary screens
Access Input Summary screens Access Battery Summary screens
4 Symmetra MW with External Bypass Static Switch Operation Manual - 990-1377D-001
How to Access Summary Screens from the External Bypass Static Switch
The Static Bypass Summary screen provides you with an overview of the UPS system and circuit
breakers. It shows the system status and the power flow through the system and gives access to the
system’s Bypass Summary screens and the Operation screen. The Operation screen on the External
Bypass Static Switch has limited functionality compared to the Operation screen on the UPS.
Access Bypass Summary screens
Symmetra MW with External Bypass Static Switch Operation Manual - 990-1377D-001 5
How to Access the APC Symmetra MW Remote Display
The read-only display screens can be accessed via an Internet Browser by typing the IP address of the
Symmetra MW display into the browser’s address field. Configuration of the Symmetra MW or the
display through the remote display is not supported.
The remote display feature requires Microsoft Internet Explorer 6 SP1 or greater. For best results we
recommend that the Sun JVM version 1.4.2_05 or greater is installed, which is available from the Sun’s
website.
The Netscape browser is not supported.
Note: Operation/configuration must be done at the UPS.
Note: The event log screen can be accessed through the Operation screen. Only the 50 most
recent events in the Event Log screen can be downloaded.
Note: Network settings must be configured before the remote display feature can be used.
How to start a web-based remote session
• Start the web-based remote session
by entering the IP address of the
APC Symmetra MW UPS in the
web browser address field. After a
few seconds, a new window will
open and display the shown screen.
• After a few seconds, a new window
will open and display shown screen.
• Use the mouse to touch the buttons
to see the other screens.
• Close the window or the web
browser to end the remote session.
Note: For security reasons, there is a time limit of 5 minutes for a remote session. The
connection will be disconnected after 5 minutes and reconnection is required.
Note: Only one remote session at a time is allowed.
XXX.XXX.XXX.XX
6 Symmetra MW with External Bypass Static Switch Operation Manual - 990-1377D-001
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