Introduction: NetSure701 A51 high-capacity embedded power system is Emerson Network Power set many years developing and running online experience designed to meet the demand for 3G, FTTx, data communications equipment, transmission equipment and access devices such as network and high reliability high power density, high-performance, all-digital communications power systems. Second, the technical parameters: 1, Power supply: three-phase four-wire, three-phase five-wire; 2, input voltage: 80 ~ 300Vac phase voltage; 3, enter the open space: 63A/4P × 1; 4, output voltage: - 42 ~-58Vdc; 5, the total load capacity: 275A; battery empty open: 125A x 2; 7, output branches: 63A × 5,32 A × 5,10 A × 8 battery protection, open space;, the system characteristics : 1, using a standard 19-inch structural design, with good versatility; 2, small size, embedded installation, save room area and installation costs; 3, wide input voltage range (80 to 300Vac) grid adaptable; 4 rectifier module operating temperature range (-40 ~ +75 ℃), the ability to adapt to the environment; 5, rectifier module with digital DSP control technology, the power density of up to 14 W/In3; 6, damage-free hot-swappable, online maintenance, convenient and quick; 7, with a full range of lightning protection design provides multiple DC power distribution output; 8, with improved battery management function, improve battery life; 9, RS232, Ethernet port, dry contact multiple communication interfaces, flexible networking, remote monitoring; 10, a rectifier module ID number recognition, easy user management of assets; 11 certified by CE, UL, TLC and other domestic and foreign-related; Fourth, energy-saving environmental characteristics: 1, energy saving: the dormant energy saving patent technology, effectively reduce the overall operating costs; 2, section: flush mounted; 3, environmental protection: meet EU RoHS standards and environmental directives EMC meet EN55022 Class B;, rectifier module R48-3200: 1, input voltage: 80 ~ 300Vac phase voltage; 2, the input voltage frequency: 45 ~~ 65Hz; 3, power factor: ≥ 0.99; 4, output voltage: -42 ~~. 58Vdc and; 5, output current: 0 ~ 55A; 6, rated efficiency ≥ 92%; 7, the maximum output power: 3200W; six, monitoring module M500D: 1, monitoring unit of sound and light alarm system failure at the same time can be reported to the backstage host; 2, historical alarm records can store 200, and has the function of key operating record; 3, 4-way alarm dry contact 4, the sound of the alarm, the time can be controlled; 5 automatic float intelligent charging current limit management, battery protection; 6, the discharge test 10 battery test records; 7, three charging methods: timing, rapid, constant current; rectifier module switch machine, rectifier module current limiting regulator; 9, the battery pack charge / float / test conversion, battery protection; 10, remote, remote control, telemetry, remote adjustment; 11 module to achieve automatic sleep mode, in order to achieve energy saving; mechanical parameters: 1, the system Dimensions (H * W * D): 482.6 × 380 × 445; The system weight ≤ 45kg;