APC UPS for Home and Office Forum
Support forum to share knowledge about installation and configuration of APC offers including Home Office UPS, Surge Protectors, UTS, software and services.
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Posted: 2024-09-04 02:13 AM
hello i need pure sinewave main supply for HiEnd audio application, so how to configure the UPC for rebuilt clean online 230/240V output supply and keep the main dirty high THD 240V supply only for charging battery ??? i'm electronic service engineer so i can do the job, used to high voltage up to 1K2V tube amplifier, thanks for your advise
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Posted: 2024-09-06 08:01 AM . Last Modified: 2024-09-06 08:03 AM
I’m going to have to ask you to explain this a little better as I am not quite clear as to what the question is?!? 🤔
Regardless, the SMT2200I is a Line Interactive Pure Sine Wave UPS. As such there is nothing required to obtain a pure sine wave if the audio equipment is connected to the UPS outputs. ☝️
If and when there is a lights out / grid down event when the system goes into battery only mode.
The output voltage will also be a pure sine wave.
The system incorporates various RFI / EMI filters to reduce such interference. The system incorporates an AVR circuit that can be adjusted for upper / lower input transfer voltage which allows a wider range of AC voltage to be accepted if desired.
Lastly, the system has a power quality control system that allows the system to accept so called dirty power which can be adjusted if required.
The power quality setting is directly related to input voltage, frequency, slew rate, THD. Any fast transients on input voltage are also detected by this circuit.
NOTE: The average service life of the battery is 2-5 years based on usage, temperature, and environmental conditions. Forcing the system to be more sensitive and going into battery only mode will reduce the operational service life which translates to more long term costs.
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Posted: 2024-09-07 12:19 AM
helo, thanks for questions, output voltage its a pure sine wave only on battery mode, for evening audio session i need 4/5Heures autonomy, so of course to multiply battery can be a solution , or better external smps 24V 600W+ internal battery, i think the two 24V battery are in parallel mode so can i shunt thems
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