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What are the basic troubleshooting steps for the Smart-UPS SRT5KXLT / SRT5KRMXLT / SRT6KXLT / SRT6KRMXLT ?

Published date: 21 January 2021


Issue:
  
What are the basic troubleshooting steps for the Smart-UPS SRT5KXLT / SRT5KRMXLT / SRT6KXLT / SRT6KRMXLT ?

Product Line:

Smart-UPS

Environment:

SRT5KXLT / SRT5KRMXLT / SRT6KXLT / SRT6KRMXLT - All Serial Numbers

Cause:

During normal operation, you may find your UPS not functioning as expected. This may be due to a malfunction, configuration issue, or the install environment.
This document will assist you with basic troubleshooting steps.

If you are unable to clear alerts reported by your Smart-UPS, please contact APC Support for further assistance.

Resolution:
 
Problem Possible Cause Solution
     
The UPS will not turn on or there is no output The UPS is not connected to mains power. Be sure the power cable is securely connected to the UPS and to the mains power supply.
  The UPS display interface screen shows very low or no mains power. Check the mains power supply to verify acceptable power quality.
  There is an internal UPS alert or warning  The UPS Display Interface screen will show a message to identify the alert or warning and corrective action.
     
UPS emits an audible alarm Normal UPS operation when running on battery power. The UPS is operating on battery power. Refer to the status of the UPS as shown on the UPS Display Interface screen. Press any key to mute all alarms
  The UPS emits an audible alarm and has a red or amber back light on the UPS Display Interface screen. An Alarm or Warning condition exists. Refer to the display interface screen for information.
     
UPS does not provide expected backup time The UPS battery is weak due to a recent outage or is near the end of its service life. Charge the batteries. Batteries require recharging after extended outages and wear out faster when put into service often or when operated at elevated temperatures. If the batteries are near the end of service life, consider replacing the batteries even if the Replace Battery message is not displayed.
  The UPS is overloaded. The connected equipment exceeds the specified maximum load. The UPS will emit a sustained audible alarm until the overload condition is corrected. Disconnect nonessential equipment from the UPS to correct the overload condition.
     
UPS operates on battery power while connected to mains power The input circuit breaker has tripped. Reduce the load on the UPS. Disconnect nonessential equipment and reset the circuit breaker. Check the circuit breaker rating for the connected equipment.
  There is very high, very low, or distorted input line voltage.  Navigate to the UPS Display Interface screen that shows input voltage. Verify that the input voltage is within specified operating limits.
  The UPS Display Interface screen shows the message Waiting for Minimum Runtime. The UPS has been configured to operate for a specified period of runtime. The setting can be changed through the Config/UPS menus.
     
UPS Display Interface Status screen shows Overload and the UPS emits a sustained audible alarm The UPS is experiencing an overload condition. The connected equipment exceeds the maximum load rating for the UPS. The UPS will emit a sustained audible alarm until the overload condition is corrected. Disconnect nonessential equipment from the UPS to correct the overload condition.
     
UPS Display Interface Status screen shows UPS is operating in Bypass mode The UPS received a command to operate in Bypass mode No action is required.
  The UPS has automatically switched to Bypass mode due to an internal UPS alert or warning The UPS Display Interface screen will show a message to identify the alert or warning and corrective action.
     
UPS Display Interface is red or amber and shows an alert or warning message The UPS emits a sustained audible alarm The UPS has detected a problem during normal operation. Follow the instructions on the UPS Display Interface screen. Press any key to mute all alarms.
  The UPS Display Interface screen shows the message Disconnected Battery. Be sure the battery cables are securely connected. Perform a UPS Self Test to be sure the UPS detects all connected batteries. To perform a UPS Self Test use the UPS Display Interface menu option Test and Diagnostics.
  The UPS Display Interface screen shows the message Replace Battery Allow the battery to recharge for 24 hours. To perform a Runtime test use the UPS Display Interface menu option Test and Diagnostics. If the problem persists, replace all of the batteries.
     
The UPS display turns red or amber, displays an alert message, and emits a sustained audible alarm Red illumination indicates a UPS alarm that requires immediate attention Amber illumination indicates a UPS alarm that requires attention There is an internal UPS alert or warning. Backlight will be lit RED. Do not attempt to use the UPS. Turn the UPS off and have it serviced immediately.
  The UPS is experiencing an overload condition. Backlight will be lit AMBER. Reduce the load on the UPS. Disconnect nonessential equipment. 
     
The Replace Battery alert is displayed The battery has a weak charge Allow the battery to recharge for at least four hours. Then, perform a UPS Self Test. If the problem persists after recharging, replace the battery
  The replacement battery is not properly connected. Be sure the battery cable is securely connected.

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