ISS Technology Update, Volume 9, Number 4
Page 2
...loads (mixers and blenders), but not with a square wave inverter will power the load through the inverter until the utility voltage is within spec or the battery is depleted. however, the peak voltage may be manipulated to meet the output specifications, the battery will cause computer power supplies...tap on the design of a true sine wave. Double conversion (online) A double conversion UPS fully isolates the load from a square wave inverter HP UPSs do not output a square waveform. Square wave inverter The square wave inverter is commonly used in low-end line-interactive UPSs and some ...
...loads (mixers and blenders), but not with a square wave inverter will power the load through the inverter until the utility voltage is within spec or the battery is depleted. however, the peak voltage may be manipulated to meet the output specifications, the battery will cause computer power supplies...tap on the design of a true sine wave. Double conversion (online) A double conversion UPS fully isolates the load from a square wave inverter HP UPSs do not output a square waveform. Square wave inverter The square wave inverter is commonly used in low-end line-interactive UPSs and some ...
UPS R1500 XR Models User Guide
Page 38
... Bad Battery/Low Battery LED ( ) is red and an power. The battery voltage is low because the UPS has been out-of spec while the UPS is supplying battery power, save your current work and power down the system. Protected devices are not defective. Suggested Action Save... audible alarm sounds. Allow the UPS to charge. The On Battery LED ( ) is flashing red, the Utility LED ( ) is incorrect. continued HP Uninterruptible Power System R1500 XR Models User Guide 5-3 The UPS may switch from utility to reduce the power requirements. Initiate a self-test. The output voltage...
... Bad Battery/Low Battery LED ( ) is red and an power. The battery voltage is low because the UPS has been out-of spec while the UPS is supplying battery power, save your current work and power down the system. Protected devices are not defective. Suggested Action Save... audible alarm sounds. Allow the UPS to charge. The On Battery LED ( ) is flashing red, the Utility LED ( ) is incorrect. continued HP Uninterruptible Power System R1500 XR Models User Guide 5-3 The UPS may switch from utility to reduce the power requirements. Initiate a self-test. The output voltage...