Some diagnostic tools to remember:
$ sudo upsc apc@localhost
battery.charge: 100 battery.charge.low: 10 battery.charge.warning: 50 battery.mfr.date: 2014/07/01 battery.runtime: 1260 battery.runtime.low: 120 battery.temperature: 22.5 battery.type: PbAc battery.voltage: 27.7 battery.voltage.nominal: 24.0 .... ups.beeper.status: enabled ups.delay.shutdown: 20 ups.delay.start: 30 ups.firmware: 653.19.D ups.firmware.aux: 11.03 ups.load: 13.0 ups.mfr: American Power Conversion ups.mfr.date: 2011/11/03 ups.model: Smart-UPS 1500 ups.productid: 0002 ups.serial: AS1145221386 ups.status: OL ups.test.result: No test initiated ups.timer.reboot: -1 ups.timer.shutdown: -1 ups.timer.start: -1 ups.vendorid: 051d
$ sudo upscmd -l apc@localhost
Instant commands supported on UPS [apc]: beeper.disable - Disable the UPS beeper beeper.enable - Enable the UPS beeper beeper.mute - Temporarily mute the UPS beeper beeper.off - Obsolete (use beeper.disable or beeper.mute) beeper.on - Obsolete (use beeper.enable) load.off - Turn off the load immediately load.off.delay - Turn off the load with a delay (seconds) load.on - Turn on the load immediately load.on.delay - Turn on the load with a delay (seconds) shutdown.reboot - Shut down the load briefly while rebooting the UPS shutdown.return - Turn off the load and return when power is back shutdown.stayoff - Turn off the load and remain off shutdown.stop - Stop a shutdown in progress test.battery.start.deep - Start a deep battery test test.battery.start.quick - Start a quick battery test test.battery.stop - Stop the battery test test.panel.start - Start testing the UPS panel test.panel.stop - Stop a UPS panel test
A list of possible variables: C.1. Variables
To find out what variables are in use by which UPS, visit Devices Dumps Library