APC Easy UPS 3S 20 kVA 400 V 3:3 UPS for internal batteries (E3SUPS20K3IB)
Max Configurable Power (Watts)
20.0kWatts / 20.0kVA
Output Voltage Distortion
Less than 3%
Output Frequency (sync to mains)
50 Hz, 60 Hz
Other Output Voltages
Load Crest Factor
3 : 3
Double Conversion Online
150% for 1 minute 125% for 10 minutes
Output Voltage THD
<5.5% at 100% non-linear load
Output Voltage Tolerance
45 – 65 Hz
Input voltage range for main operations
304 – 477V
Input Total Harmonic Distortion
Less than 5% for full load
Type of Input Protection Required
Circuit breaker and fuse
Other Input Voltages
Input Power Factor at Full Load
Batteries & Runtime
Nominal Battery Voltage
End of Discharge Maximum Battery Current
Battery Slots Empty
End of Discharge Battery Voltage
We have a 7-day return policy, which means you have 7 days after receiving your item to request a return.
To be eligible for a return, your item must be in the same condition that you received it, unworn or unused, with tags, and in its original packaging. You’ll also need the receipt or proof of purchase.
To start a return, you can contact us at firstname.lastname@example.org If your return is accepted, we’ll send you a return shipping label, as well as instructions on how and where to send your package. Items sent back to us without first requesting a return will not be accepted.
You can always contact us for any return question at email@example.com
Damages and issues Please inspect your order upon reception and contact us immediately if the item is defective, damaged or if you receive the wrong item, so that we can evaluate the issue and make it right.
Exceptions / non-returnable items Certain types of items cannot be returned, like perishable goods (such as food, flowers, or plants), custom products (such as special orders or personalized items), and personal care goods (such as beauty products). We also do not accept returns for hazardous materials, flammable liquids, or gases. Please get in touch if you have questions or concerns about your specific item.
Unfortunately, we cannot accept returns on sale items or gift cards.
Exchanges The fastest way to ensure you get what you want is to return the item you have, and once the return is accepted, make a separate purchase for the new item.
Refunds We will notify you once we’ve received and inspected your return, and let you know if the refund was approved or not. If approved, you’ll be automatically refunded on your original payment method. Please remember it can take some time for your bank or credit card company to process and post the refund too.
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