ISS Technology Update, Volume 9, Number 4
Page 2
... inductive 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 controlled to AC through the inverter. Figure 1. This type of the output waveform (Figure 2). Stepped or modified sine wave... the standby UPS, except that the UPS converts the line power to DC through the DC/AC inverter. Output from a square wave inverter HP UPSs do not output a square waveform. Line-interactive A line-interactive UPS is further divided into low-end and high-end designs. This ...
... inductive 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 controlled to AC through the inverter. Figure 1. This type of the output waveform (Figure 2). Stepped or modified sine wave... the standby UPS, except that the UPS converts the line power to DC through the DC/AC inverter. Output from a square wave inverter HP UPSs do not output a square waveform. Line-interactive A line-interactive UPS is further divided into low-end and high-end designs. This ...
UPS R1500 XR Models User Guide
Page 38
... prepare to power down the system. Allow the UPS to battery power. The battery voltage is low because the UPS has been out-of spec while the UPS is on battery ( ) is supplying battery power, save your current work and power down the UPS. The Site Wiring ... UPS fault condition exists. Initiate a self-test. If the Bad Battery/Low Battery LED does not turn off, replace the batteries. continued HP Uninterruptible Power System R1500 XR Models User Guide 5-3 audible alarm sounds. Allow the batteries to reduce the power requirements. The On Battery LED ( ) is flashing red...
... prepare to power down the system. Allow the UPS to battery power. The battery voltage is low because the UPS has been out-of spec while the UPS is on battery ( ) is supplying battery power, save your current work and power down the UPS. The Site Wiring ... UPS fault condition exists. Initiate a self-test. If the Bad Battery/Low Battery LED does not turn off, replace the batteries. continued HP Uninterruptible Power System R1500 XR Models User Guide 5-3 audible alarm sounds. Allow the batteries to reduce the power requirements. The On Battery LED ( ) is flashing red...