中兴ZXD800E

中兴ZXD800E通信电源整流模块ZXD800E中兴

ZXD800E中兴通讯电源主要技术特点ZXD800E高频开关整流器是嵌入式电源的核心。它为单相交流输入，额定输出48V、15A。其结构为国际标准化设计，高度为3U，宽度70mm。19英寸标准机柜一层可以安排6个槽位。

ZXD800E中兴高频开关整流器具有以下突出特点：
高功率密度。采用混合散热设计方法，以自然冷却和强迫风冷相结合，ZXD800E整流器的功率功度可达到430mW/cm3，重量小于2kg，在国内外同类产品中处于领先水平。同时由于前后风道设计，可使其安装在任何结构的通信系统中都不会影响系统其它部件的正常工作。
在交流输入130Vac--300Vac范围内整流器可全额功率输出。ZXD800E整流器功率级由两级组成，前级完成功率因数校正，使其在全输入电压范围内功率因数为1，并进行电压预调整。后级主要完成功率变换和电压转换。宽范围输入电压设计使嵌入式电源对电网的适应能力大大增强，特别适合边远电网不稳定地区使用。
工作温度范围宽。ZXD800E整流器在-15℃--+55℃环境温度条件下可全额功率输出，在高温条件下进行适当的降额，工作温度范围上限可达+65℃，能满足从寒冷气候到热天气的储存和使用要求。通过合理的包装设计，能满足公路、铁路、飞机、海船等运输条件。

高技术保证高可靠性。ZXD800E中兴采用特殊技术软化开关功率器件的开关过程，再大限度的减小功率器件的电压和电流应力，通过合理的风道设计降低功率器件特别是电解电容的温升，提高整机的可靠性。
良好的电磁兼容性。ZXD800E采用边界调频和无损吸收技术，并通过有效的屏蔽、接地、滤波，使其具有良好的电磁兼容性。其传导和辐射发射指标满足EN55022的B级要求，输出杂音指标远远优于邮标的要求。由ZXD800E组成的嵌入式电源即使与通信系统置于同一机架，也不会相互干扰。是“绿色电源”之极品。

ZXD800E中兴整流器采用热接插技术，即插即用大大缩短系统的MTTR，同时实现了前维护，改善了系统的维护特性。五、总结ZNDU45和ZNDU150均由ZXD800E15A开关整流器组成的中、小容量组合电源系统，系统的配电方式灵活、蓄电池管理等功能齐全、功率因数接近1、在全负载范围内都具有很高的效率、可靠性高。特别是对交流电网极强的适应能力、良好的电磁兼容性和较低的成本，使得该系列的组合电源系统具有很强的市场竞争能力。

1、ZXD800E中兴整流器模块特点

完善的三遥接口功能，提供RS485通信接口，可以实现集中监控。

实现恒功率型输出，交流断电后来电对蓄电池充电，在蓄电池电压较低时，可以提供比额定输出高出20％的电流。在相同负载容量时，可减少单体模块的数量，从而节省用户投资。

良好的软、硬件均流，多机并联时可靠性高。

模块内有微处理器系统，可实现本机监控，显示电压电流、设置限流点。

采用多极风扇控制技术，有效地延长了风扇使用寿命，提高了整机可靠性。

模块采用先进的热插拔技术（HOT—PLUG）设计，极大地方便了开通维护。

中兴ZXD800E通信电源（高频开关整流模块）突出的六大特点

一,中兴ZXD800E通信电源输入电压范围宽,更适用电网电压波动较大的地区使用。输入电压范围单相三线制80V～300V,其中在150V～300V可以全额功率输出,在110V～150V可以输出20A的电流,在80～110可以输出10A的电流。中兴ZXD800E通信电源整流器功率级由两级组成,前级完成功率因数校正,使其在全输入电压范围内功率因数为1 ,并进行电压预调整。后级主要完成功率变换和电压转换。

二,中兴ZXD800E通信电源采用有源功率因数校正技术,明显的减小对电网的污染；输入功率因数≥0.99。

三,中兴ZXD800E通信电源较宽的工作温度范围,在-5℃~45℃的温度范围内可以全额输出功率；

四,中兴ZXD800E通信电源高可靠性。采用高可靠性设计,即使断开系统的总线,整流器也不会损坏；整流器在交流电压达到460V,也能保证不损坏,从而使可靠性大大提高。

五,高效率,效率≥90%；

六,中兴ZXD800E通信电源采用热接插技术,即插即用大大缩短系统的MTTR,改善了系统的维护特性。

以上就是中兴ZXD800E通信电源（高频开关整流模块）突出的六大特点。

ZTE zxd800e communication power supply rectifier module zxd800e ZTE

The main technical features of zxd800e ZTE power supply zxd800e high frequency switching rectifier is the core of embedded power supply. It is single-phase AC input, rated output 48V, 15A. Its structure is of international standard design, with a height of 3U and a width of 70mm. The 19 inch standard cabinet can be arranged with 6 slots on one floor.

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Zxd800e ZTE high frequency switching rectifier has the following outstanding features:

High power density. The power work of zxd800e rectifier can reach 430 MW / cm3 and the weight is less than 2kg by using the mixed heat dissipation design method and combining natural cooling with forced air cooling, which is in the leading level among similar products at home and abroad. At the same time, due to the design of the front and rear air ducts, it can be installed in any communication system without affecting the normal operation of other parts of the system.

In the AC input range of 130vac-300vac, the rectifier can output full power. The power stage of zxd800e rectifier consists of two stages. The former stage completes the power factor correction to make the power factor be 1 in the whole input voltage range and pre adjust the voltage. The latter stage mainly completes power conversion and voltage conversion. The design of wide range input voltage greatly enhances the adaptability of the embedded power supply to the power grid, especially suitable for the use in remote areas with unstable power grid.

Wide operating temperature range. The zxd800e rectifier can achieve full power output under the ambient temperature of - 15 ℃ - + 55 ℃. The upper limit of the working temperature range can reach + 65 ℃, which can meet the storage and use requirements from cold climate to hot weather. Through reasonable packaging design, it can meet the transportation conditions of highway, railway, aircraft, sea ship, etc.

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High technology ensures high reliability. Zxd800e ZTE uses special technology to soften the switching process of switching power devices, and then greatly reduces the voltage and current stress of power devices. Through reasonable air duct design, it reduces the temperature rise of power devices, especially electrolytic capacitors, and improves the reliability of the whole machine.

Good electromagnetic compatibility. Zxd800e adopts boundary frequency modulation and lossless absorption technology, and has good electromagnetic compatibility through effective shielding, grounding and filtering. The output of 55022 and ENB is far better than that of ENB. The embedded power supply composed of zxd800e will not interfere with the communication system even if they are placed in the same rack. It is the best of "green power".

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Zxd800e ZTE rectifier adopts hot plug and play technology, which greatly shortens the MTTR of the system, realizes the front maintenance and improves the maintenance characteristics of the system. 5、 It is concluded that zndu45 and zndu150 are composed of zxd800e15a switch rectifier. The system has flexible power distribution mode, complete battery management functions, power factor close to 1, high efficiency and high reliability in the full load range. Especially, it has strong adaptability to AC power grid, good electromagnetic compatibility and low cost, which makes the series of combined power system have strong market competitiveness.

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1. Zxd800e ZTE rectifier module features

Perfect three remote interface function, provide RS485 communication interface, can realize centralized monitoring.

Constant power output can be realized. When the battery voltage is low, it can provide 20% higher current than the rated output. At the same load capacity, the number of single modules can be reduced, thus saving the user's investment.

Good software and hardware current sharing, high reliability when multi machine parallel.

There is a microprocessor system in the module, which can realize local monitoring, display voltage and current, and set current limiting point.

The multi pole fan control technology can effectively prolong the service life of the fan and improve the reliability of the whole machine.

The module adopts advanced hot plug technology (hot-plug) design, which greatly facilitates the opening and maintenance.

Six outstanding features of ZTE zxd800e communication power supply (high frequency switch rectifier module)

1、 ZTE zxd800e communication power supply has a wide range of input voltage, which is more suitable for areas with large fluctuation of grid voltage. The input voltage range is 80v-300v for single-phase three wire system, in which full power output can be achieved at 150v-300v, 20A current can be output at 110v-150v, and 10A current can be output in 80-110. The power stage of ZTE zxd800e communication power supply rectifier consists of two stages. The former stage completes power factor correction to make its power factor be 1 in the whole input voltage range and conduct voltage pre adjustment. The latter stage mainly completes power conversion and voltage conversion.

2、 ZTE zxd800e communication power supply adopts active power factor correction technology, which can significantly reduce the pollution to the power grid; the input power factor is greater than or equal to 0.99.

3、 ZTE zxd800e communication power supply has a wide operating temperature range, and can output full power in the temperature range of - 5 ℃ ~ 45 ℃;

4、 ZTE zxd800e communication power supply has high reliability. With high reliability design, even if the system bus is disconnected, the rectifier will not be damaged; when the AC voltage reaches 460V, it can also ensure that the rectifier will not be damaged, thus greatly improving the reliability.

5、 High efficiency, efficiency ≥ 90%;

6、 ZTE zxd800e communication power supply adopts hot plug and play technology, which greatly shortens the MTTR of the system and improves the maintenance characteristics of the system.

The above are the six outstanding features of ZTE zxd800e communication power supply (high frequency switch rectifier module).