描述
ABB NPBU-42C是一款用于ABB电力和过程控制系统（PPCS）的分支单元，主要用于信号分配和系统集成。以下是其产品详情：
基本信息
品牌：ABB
类型：分支单元
产品ID：64011821
产地：瑞典
重量：约0.2kg
尺寸：约5.1cm×27.9cm×10.2cm
技术规格
端口：2个串行端口，9个网络端口。
端口隔离：120VDC。
数字输入：2个，电压范围为±24至250VDC、110至230VAC±10%，输入电流在24VDC时为10mA，在115/230VAC时最大为4mA。
继电器输出：2个，最大电压为120VDC、250VAC，开关容量在24VDC电阻负载时为8A，120VDC电阻负载时为0.4A，250VAC时为2000VA，最大连续电流为2Arms。
电源：工作电压范围一般为24VDC，电流消耗为50mA。
产品特点
模块化设计：方便安装和维护。
兼容性好：与ABB的多种自动化设备兼容，能很好地融入ABB的自动化系统中。
可靠性高：采用工业级设计，所有材料均通过UL/CSA认证，具有fast transient burst immunity（IEC 801-4）4kV 5/50ns的抗干扰能力，电磁发射符合EN 55022 B标准。
The ABB NPBU-42C is a branching unit for ABB’s power and process control systems(PPCS),primarily used for signal distribution and system integration.The following are product details:
Basic Information
Brand:ABB
Type:Branching Unit
Product ID:64011821
Origin:Sweden
Weight:Approximately 0.2 kg
Dimensions:Approximately 5.1 cm×27.9 cm×10.2 cm
Technical Specifications
Ports:2 serial ports,9 network ports.
Port Isolation:120 VDC.
Digital Inputs:2,voltage range:±24 to 250 VDC,110 to 230 VAC±10%,input current:10 mA at 24 VDC,maximum 4 mA at 115/230 VAC.
Relay Outputs:2,maximum voltage 120VDC,250VAC,switching capacity 8A at 24VDC resistive load,0.4A at 120VDC resistive load,2000VA at 250VAC,maximum continuous current 2Arms.
Power Supply:Operating voltage range is typically 24VDC,current consumption is 50mA.
Product Features:
Modular Design:Easy installation and maintenance.
Compatible:Compatible with a wide range of ABB automation equipment,integrating seamlessly into ABB automation systems.
High Reliability:Utilizing an industrial-grade design,all materials are UL/CSA certified,with fast transient burst immunity(IEC 801-4)of 4kV 5/50ns,and electromagnetic emissions complying with EN 55022 B.
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