华为EPW30-48A的详细说明

华为EPW30-48A机械参数

尺寸（宽×深×高）（mm）：103×243×88.6

重量（kg）：≤3

华为EPW30-48A简介

该电源模块能够完成交流到直流的转换，90Vac～290Vac输入能正常工作,额定53.5VDC输出，输出电压可以通过电源监控模块调节。该电源具有过流保护、输出过压保护、过热保护等功能。整流模块宽度为103mm，高度限制为2U，深度为243mm。整流模块自带风扇散热，整流模块前进风后出风风道设计。

产品设计符合IEC61000-4-2,-3,-4,-5,-6,EN55022 CLASS B传导辐射要求;

安规要求符合UL60950,EN60950标准,通过TUV/CE/UL认证。
EPW30-48A整流模块适用于小型程控交换机、接入网、传输设备、移动通信、卫星通信地面站、微波通信供电，也可用于其它通信设备供电。


 

华为EPW30-48A技术参数

环境条件

工作温度：－33℃～65℃

储存温度：－40℃～70℃

相对湿度：5~95％RH

海拔高度：≤4000m（超过需降额使用）

华为EPW30-48A输入特性

输入相电压： 220Vac

输入电压范围 90Vac～290Vac

输入频率 45Hz～65Hz

***大输入电流：≤9A（低压满载）

功率因数：≥0.98

输入冲击电流：满足标准要求：ESI300132-2

防雷要求：交流输入口满足8/20us冲击电流差模3KA,共模5KA

输出特性

额定输出电压:－53.5Vdc

输出电压范围:－44.0Vdc～－58.0Vdc

***大输出功率：

1600W (176~290VAC)

800W (150~175VAC)

600W（90~150VAC）

输出电流 30A

稳压精度 ≤±1％

效率：

≥83％（110VAC输入）

≥91％（220VAC输入）

峰峰值杂音电压:≤200mV

电话衡重杂音电压:≤2mV

开机启动时间：3～8S

动态响应超调和开关机过冲幅度： ≤±5%

均流不平衡度： ≤±5% (50～100％负载范围内)

保护功能

输入欠压保护：小于85Vac,可自恢复

输入过压保护：大于300Vac,可自恢复

输出硬件过压：-58.5～-60.5Vdc

限流保护：可自恢复

过温保护：可自恢复

Huawei EPW30-48A Communication Power Supply Rectifier Module 48V30A Huawei EPW30-48A

Detailed description of Huawei EPW30-48A

Brand: Huawei

Model: EPW30-48A

Type: Rectifier Module for Communication Power Supply

Input voltage: 48 V

Output power: 1800W

Modulation mode: self-excited switching power supply

Transistor connection mode:

Output voltage:V

Work efficiency: 96%

Output ripple noise:

Output Voltage Accuracy: 92%

Voltage adjustment rate: 15%

Load adjustment rate:%

Product Certification: CCC

Output current: 30A

The product design meets IEC61000-4-2, -3, -4, -5, -6, EN55022 CLASS B conductive radiation requirements.

Safety requirements meet UL60950, EN60950 standards, through TUV / CE / UL certification.

EPW30-48A rectifier module is suitable for power supply of small SPC exchanges, access networks, transmission equipment, mobile communications, satellite communication ground stations, microwave communication, ａnd other communication equipment.

Technical parameters of Huawei EPW30-48A

environment condition

Working temperature: - 33 ~65 C

Storage temperature: - 40 ~70 C

Relative humidity: 5-95% RH

Altitude: <4000m (more than required for reduction)

Input Characteristics of Huawei EPW30-48A

Input Phase Voltage: 220 Vac

Input Voltage Range 90 Vac~290 Vac

Input frequencies range from 45Hz to 65Hz

*** Large input current: <9A (full load at low voltage)

Power factor: > 0.98

Input Impulse Current: Meeting Standard Requirements: ESI300132-2

Lightning protection requirements: AC input meets 8/20us impulse current differential mode 3KA, common mode 5KA

output characteristic

Rated output voltage: - 53.5 Vdc

Output Voltage Range: -44.0 Vdc to-58.0 Vdc

*** High output power:

1600W (176-290VAC)

800W (150-175VAC)

600W (90-150 VAC)

Output current 30A

Voltage stabilization accuracy < 1%

Efficiency:

Over 83% (110VAC input)

Over 91% (220VAC input)

Peak to Peak Noise Voltage: <200 mV

Telephone weighing noise voltage: <2mV

Start-up time: 3-8S

Dynamic response overshoot ａnd switching machine overshoot: <5%

Current unbalance: <5% (50-100% load range)

Protection function

Input undervoltage protection: less than 85Vac, self-recovery

Input Overvoltage Protection: More than 300 Vac, Self-Recovery

Output Hardware Overvoltage: -58.5 to-60.5 Vdc

Current Limiting Protection: Self-Recovery

Overtemperature protection: self-recovery

Mechanical parameters of Huawei EPW30-48A

Dimensions (width *depth *height) (mm): 103 *243 *88.6

Weight (kg): <3

Brief Introduction of Huawei EPW30-48A

The power supply module can complete the conversion from AC to DC. The input of 90Vac to 290Vac can work normally. The rated output voltage is 53.5VDC. The output voltage can be adjusted by the power supply monitoring module. The power supply has the functions of over-current protection, output over-voltage protection ａnd over-heat protection. The width of rectifier module is 103mm, the height limit is 2U, ａnd the depth is 243mm. The rectifier module has its own fan to dissipate heat, ａnd the rectifier module has the design of the air outlet duct after the forward air.

华为EPW30-48A通信电源整流模块48V30A 华为EPW30-48A