Browse FAQs



Why does my H-Type Power Conditioner make a high pitched noise?
APC H Type Power Conditioner, Line-R Automatic Voltage Regulator , buzzing, humming, h10blk, H15BLK, s10blk, S15BLK, ...
What is AVR (Automatic Voltage Regulation)?
Product Line: Line-R , Back-UPS, Back-UPS PRO, Smart-UPS and APC AV.
What does APC have available for Line Conditioning?
Product Line: Line-R , APC AV H-Type
Matrix-UPS frequently asked questions regarding installation, operation, and standards
All serial ranges ... to know input voltage to Matrix- ... ... (default is AUTO ). Line Failure - four ... Line failure with no ... ... adjusting taps for voltage regulation, the ... on the output voltage . ... to the input line . ... setting from " Auto " to either ... ... a tap changing regulator at the input ... ... , the output voltage is maintained to ... of rated input voltage . ... adapts to varying line conditions from the ... The UPS withstands EM fields of 10 V/m over a frequency range of 10 kHZ to 150 kHZ, and 80% at 1 ...
EcoBreeze Variable Speed Drive Technical Spec’s
Range of product Altivar ... Power supply voltage 200.. ... Line current 71. ... Speed range 1.. ... Supply voltage limits 170. ... Prospective line Isc 1 kA ... loop Frequency PI regulator ... slip compensation Adjustable Automatic whatever the load ... Output voltage <= power supply voltage ... type AI1 configurable voltage 0.. ... V , input voltage 30 V max ... Ohm AI2 configurable voltage +/- ... input voltage 30 V max ... ... bits AOV configurable voltage 0.. ... ... Minimum switching current R 1- R 2 10 mA ...
What are the differences between the Back-UPS RS and the Back-UPS XS models (Does not Include BX/BR LCD Models)
... Back-UPS RS and the Back ... ... /XS/ RS ... Back-UPS RS and the Back ... ... Back-UPS RS models have both 1- line 2-wire ... modem data- line protection and 10 ... has 1- line 2-wire ... ... Back-UPS RS models have both ... as features of Automatic Voltage Regulation (AVR ... ... When the input voltage increases above the ... ... a low utility voltage . ... if the utility voltage is consistently low ... ... a high utility voltage . ... circuit should be checked by a qualified electrician if the utility voltage is consistently high.
How switching works in the fourth generation rack automatic transfer switches (AP44XX)
... generation of rack automatic transfer switch ( ... ... 4th Generation Rack Automatic Transfer Switch models ... Line VRMS: ... the ideal voltage for your equipment. Acceptable line voltages vary per ATS model and can be found on your ATS specification sheet. ... The maximum and minimum voltages the ATS will accept before switching to the other source. ... Transfer ranges : ... You can configure up to three transfer ranges . ... -> Frequency/ Voltage ... Firmware detects that Source A is out of the user-specified transfer range .
Verification of Matrix-UPS input voltage configuration
... of the input voltage selector wire on ... All serial ranges ... , the Input Voltage Select Wire must ... ... check the input line voltage with the sub-menu Line = xxx. ... ... or low input line . ... -UPS Input Voltage Select Wire is ... , the input voltage should be approximately ... ... -UPS Input Voltage Select Wire is ... , the input voltage should be approximately ... ... set to ' Auto ,' then ... ... the actual output voltage from either the ... ... change the Input Voltage Select Wire to ... Reference the Matrix-UPS manual in order move the Input Voltage Select Wire.
Common Rack Automatic Transfer Switch Scenarios and Questions
... discusses common Rack Automatic Transfer Switch ( ... Rack Automatic Transfer Switches including ... ... As the Rack Automatic Transfer Switches are ... ... ATS measures the voltage coming from the ... This voltage deviation can be ... deviation as a voltage drop resulting in ... ... recommended to use Line -Interactive model ... ... other producing a voltage potential that exceeds ... Revise the voltage transfer range from medium to ... ... the amount of voltage and frequency deviation ... ... condition the input voltage to the ATS ... ... , the generator voltage and frequency are ... load of the ATS will cause the generator voltage to dip. ... frequency of the voltage . Either of ...


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