Power Supply Delivers 2,800 W
Wed, 01/21/2009 - 10:16am
Murata Power Solutions' D1U-H-2800-52-Hx power-factor-corrected AC/DC front-end power supply delivers 2,800 W (220 VAC). The 11.5" × 5.5" × 1.6" instrument demonstrates a power density of 27.7 W/in.³. The RoHS-compliant device offers 91.6% efficiency at full load, 92% efficiency at 2-kW load, a main output of -52 V and a standby output of 12 V. The N+1 redundancy-capable unit performs in 48-V distributed power architecture systems in data communications equipment over a temperature range from 0ºC to 50ºC. The product exhibits overcurrent and overtemperature protection with auto-recovery, overvoltage protection and active current sharing or droop current sharing. Status information is provided via front panel LED indicators, logic signals and an I²C bus management interface.