描述
ABB 3BSC840157R1是一款模块终端单元，其ABB型号为TU891。以下是其详细信息：
产品概述：该模块终端单元用于3×9信号终端，适用于非本质安全的场合。
主要优势：产品结构紧凑、体积小，寿命长且工作稳定可靠，安装维护简单，客户在设计、安装、调试等方面具有灵活性和便利性。
主要特点：采用全新现代化设计理念，面盖设计为国际流行的弧面风格。可与ABB的其它元器件组合，节省安装时间和柜体的安装空间。符合Type 1和Type 2类保护配合的要求，185A以上的接触器实现零飞弧，可紧贴柜门安装。具备广泛的附件系列，安装组合更方便。防护等级为IP20，使用更安全，环境使用温度高达70℃。
认证：具有CCC、CE、CCS、RoHS认证。
原产地：美国。
The ABB 3BSC840157R1 is a modular terminal unit,model TU891.The following are its details:
Product Overview:This modular terminal unit is used for 3×9 signal terminals and is suitable for non-intrinsically safe applications.
Key Advantages:Compact and small size,long life,stable and reliable operation,simple installation and maintenance,and flexibility and convenience for customers in design,installation,and commissioning.
Key Features:Adopting a new modern design concept,the cover features an internationally popular curved design.It can be combined with other ABB components,saving installation time and cabinet space.It meets Type 1 and Type 2 protection coordination requirements,achieves zero arcing for contactors above 185A,and can be installed close to the cabinet door.A comprehensive range of accessories makes installation and combination more convenient.With an IP20 protection rating,it offers increased safety and an ambient operating temperature of up to 70°C.
Certifications:CCC,CE,CCS,and RoHS certified.
Origin:USA.
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