APC Back-UPS, 500VA/300W, Tower, 230V, 4x IEC C13 Outlets , User Replaceable Battery This product is part of the Back-UPS range. The BK550EI features a total of 6 power outlets, 3 of which are UPS battery backup and 3 that are surge only. Its runtime at 100W is 24 minutes 20 seconds It provides data line protection with a RJ45 analog phone line for phone or fax or modem or DSL. Its dimensions are 16.5 x 9.1 x 28.4 cm and 6.32kg. The BK550EI ensures office systems and their valuable data are protected from dangerous power surges, spikes and blackouts. Main Input Voltage 230 V Main Output Voltage 230 V Rated power in W 300 W Rated power in VA 500 VA Input Connection Type IEC 60320 C14 Output connection type- 3 IEC 60320 C13, 1 IEC 60320 C13 surge, 2 IEC Jumpers surge Number of cables 2 Battery type Lead-acid battery Provided equipment- CD with software, Documentation CD, 1 x detachable IEC power cord, 1 x detachable 1.2 m IEC power cord, Telephone cable, USB cable, Warranty card Network frequency- 47...63 Hz, 50/60 Hz +/- 3 Hz auto-sensing Input voltage limits- 160...300 V adjustable, 180...266 V Maximum input current 7 A Switching current capacity 7 A Maximum configurable power in W 300 W Output frequency- 47...63 Hz sync to mains, 50/60 Hz +/- 1 Hz unsynchronised UPS type Standby Wave type Stepped approximation to a sinewave Maximum configurable power in VA 500 VA Transfer time- 6 ms typical : 10 ms maximum Ambient air temperature for operation 0…40 °C Relative humidity 0…95 % Operating altitude 0...10000 ft Ambient air temperature for storage -15…45 °C Storage Relative Humidity 0…95 % Storage altitude 0.00…15240.00 m Acoustic level 40 dBA Heat dissipation 24 Btu/h Mounting mode- Not rack mountable Replacement Battery - RBC2