APC Easy UPS 3S 20kVA 400V 3:3 UPS, 3 internal 7Ah modular battery strings Easy-to-install, easy-to-operate, easy-to-maintain, and easy-to-service 20 kVA, 400V 3-phase UPS With advanced product features, competitive specifications, and robust electrical design, the Easy UPS 3S UPS makes business continuity easy for small and medium data centers and electrical rooms Includes dust filter and conformance-coated boards for harsh environments, and 3 internal 7Ah modular battery strings. Main Input Voltage 400 V 3 phases Other Input Voltage 380 V, 415 V Main Output Voltage 400 V 3 phases Other Output Voltage 380 V, 415 V Rated power in W 20 kW Rated power in VA 20 kVA Provided equipment- Dust filter, Installation guide Range of product Easy UPS 3S Maximum input current 37 A Input harmonic distortion Less than 3 % for full load Load power factor 0.9 leading to 0.9 lagging Input Power Factor at Full Load 0.99 Input voltage limits 304...477 V Network frequency 45...65 Hz Ambient air temperature for operation 0…40 °C Relative humidity 0…95 % non-condensing Operating altitude 0...3333 ft Ambient air temperature for storage -15…40 °C Storage Relative Humidity 0…95 % non-condensing Storage altitude 0.0000000000…15240.0000000000 m Acoustic level 60 dBA Heat dissipation 900 W IP degree of protection IP20 Compatible Batteries- E3SBT4, E3SBTH4, E3SXR6 Compatible Cables- E3SOPT016 Compatible Interface connections- E3SOPT002, E3SOPT003 Compatible Spare parts- LV429390, E3SBT4, E3SOPT001, E3SOPT003 Compatible Options- E3SOPT007, E3SOPT008