cRUus, CE, RoHS Compliant, Federal Comminucations Commission, ODVA Compliant Lightweight, compact industrial design Communications port for optional Industrial Ethernet protocols or discrete communication cards USB communication port Wide operation temperature range and cold start capability Remote turn-on and shut-off capabilities Simulated sinewave output Software and cable included for easy installation Panel/wall mounting brackets (optional) Specifications Capacity (VA/W)SDU 500B(-5): 500/300; SDU 850B(-5): 850/510 Input Voltage SDU 500B/850B: 120 Vac; SDU 500B-5/850B-5: 230 Vac Typical Back-up Time (minutes, full load) SDU 500B(-5): 4:20; SDU 850B(-5): 1:30 Audible Noise < 40dBA (beyond 1 meter from surface) Hertz 50 or 60 Hz Nominal Voltage Range 120 or 230 Vac Number of Phases Single Phase Operating Temperature 0 °C to +50 °C Output Voltage Range 120 or 230 Vac (Simulated Sinewave) Mounting DIN Rail TS35/7.5 or TS35/15 or chassis-mounted