The HDS 3000-24V Power System Description: The HDS 3000 series power system combines a compact modular design with intelligent power features and state-of-the-art technology. The HDS 3000-24V power system is capable of providing up to 67.2 kW of reliable DC power. It contains six rectifier shelves for up to 24 rectifiers and converter shelves (in 24V system for -48V DC output), as well as different distribution units with configurable elements for AC, DC distribution, LVDS and power system controller. Specification General Efficiency, at 220Vrms Safety EMI, radiated compliant with 89.5 % UL/cUL FCC Part 15 class B EN 55022 class B Input AC connection Voltage range Frequency range Current nominal 220 Vrms 1 Ф or 3 Ф 176 ... 275 Vrms 45 … 65 Hz 64 A@ 67.2kW per shelf, 1Ф 37 A@ 67.2kW per shelf, 3Ф Inrush current < 84 Apeak per shelf, 1 Ф < 48.5 Apeak per shelf, 3 Ф EMI, conducted compliant with FCC Part 15 class B EN 55022 class B Output Voltage, nominal Voltage adjust range Load sharing DC/DC Converter LVDS Battery Disconnect Features • Up to 67.2k W installed power in a 7 ft frame • Expandable DC/DC converter shelf for 2nd Vdc output • Constant power design • Intelligent system controller • NEB Level III certified 27 Vdc 20 ... 29 Vdc < ± 5% Up to 4 converter modules (Optional) 1200 A x 2 on load side (Optional) External Dead Front Fuse, 800A x 2 (Optional) Power module Rectifier Converter ESR 24 V - 2800W - D DD 55 V -1300W - A Environment Operating temperature Relative humidity Altitude - 20 ... + 60 °C 95 % max, non condensing - 500 ~ 10000 feet Power system controller Intelligent Controller Relay outputs Up to 24 relay outputs (Optional) Up to 24 relay outputs (Optional) *Specifications are subject to change