6EW1890-2AC电源模块 PDF资料
1.产 品 资 料 介 绍：
6EW1890-2AC 是西门子 SIMATIC S5 系列可编程控制器系统的辅助电源模块，为 S5 系统的扩展机架及额外负载提供补充供电。
核心特点：
输入电压支持 120V AC 或 230V AC 可选，适应不同电网标准。
输出电压 24V DC，额定输出电流 4A，满足小型负载供电需求。
输出电压 5V DC，额定输出电流 8A，为背板总线及逻辑电路供电。
具备过载保护功能，输出电流超过额定值时自动切断。
具备短路保护功能，防止输出端短路损坏模块。
工作温度范围 0°C 至 60°C，适应常规工业环境。
防护等级 IP20，需安装于封闭控制柜内。
前面板配备 LED 状态指示灯，运行和故障状态一目了然。
支持与 S5 背板直接插接，安装简便。
紧凑型设计，体积小巧，便于控制柜内布局。
6EW1890-2AC 特别适用于需要额外供电的 S5 扩展机架。
通过多项国际安全认证，确保产品质量。
结尾： 总体而言，6EW1890-2AC 凭借双路输出电压、紧凑的体积和可靠的保护功能，为 SIMATIC S5 系统的扩展机架提供了稳定的辅助供电方案。
6EW1890-2AC电源模块 英文介绍
6EW1890-2AC is an auxiliary power module for the Siemens SIMATIC S5 series programmable controller system, providing supplementary power for the expansion rack and additional loads of the S5 system.
Core features:
The input voltage supports 120V AC or 230V AC options, adapting to different power grid standards.
Output voltage 24V DC, rated output current 4A, meeting the power supply needs of small loads.
Output voltage 5V DC, rated output current 8A, supplying power to the backplane bus and logic circuit.
Equipped with overload protection function, it automatically cuts off when the output current exceeds the rated value.
Equipped with short-circuit protection function to prevent damage to the module caused by output terminal short circuit.
The working temperature range is from 0 ° C to 60 ° C, suitable for conventional industrial environments.
The protection level is IP20 and it needs to be installed inside a closed control cabinet.
The front panel is equipped with LED status indicator lights, making the operation and fault status clear at a glance.
Supports direct insertion with S5 backplane, easy to install.
Compact design, compact size, easy to control cabinet layout.
6EW1890-2AC is particularly suitable for S5 expansion racks that require additional power supply.
Through multiple international safety certifications, ensure product quality.
Conclusion: Overall, 6EW1890-2AC provides a stable auxiliary power supply solution for the expansion rack of SIMATIC S5 system with dual output voltage, compact size, and reliable protection function.
6EW1890-2AC电源模块 产品展示
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