描述
ABB 3BSE066490R1是一款处理器单元，型号为PM856AK01。具体产品详情如下：
基本参数：工作电压为3*380V/500V，电机频率为0~60Hz，开关频率为2KHz~16KHz，额定电流为2.5A~1100A 40℃，阻抗压降为1~2% 400VAC，50Hz&额定电流，电抗强度为P-E 3000VAC 3s。
性能特点：CPU时钟频率为48MHz，内存大小为8MB。具有内置冗余以太网通讯端口，基于以太网、PROFIBUS DP等通信连接标准硬件，可通过800xA控制构建器进行配置，且具有全面的EMC认证。
外观尺寸：尺寸约为18.6cm×11.9cm×13.5cm（高×宽×深），重量约为1.1kg。
防护等级：IP20级防护，无需外壳。
过载能力：可承受1.5倍额定电流1分钟，2倍额定电流30秒。
绝缘等级：T40/H（180℃）。
安装方式：控制室安装，结构形式为模块式。
The ABB 3BSE066490R1 is a processor unit,model PM856AK01.Specific product details are as follows:
Basic parameters:Operating voltage:3x380V/500V,motor frequency:0-60Hz,switching frequency:2kHz-16kHz,rated current:2.5A-1100A 40°C,impedance voltage drop:1-2% 400VAC,50Hz rated current,and resistive strength:P-E 3000VAC 3s.
Performance:CPU clock frequency:48MHz,memory size:8MB.It features built-in redundant Ethernet communication ports and uses standard hardware for communication connections such as Ethernet and PROFIBUS DP.It can be configured using the 800xA Control Builder and has comprehensive EMC certification.Dimensions:Approximately 18.6cm×11.9cm×13.5cm(H×W×D),weighs approximately 1.1kg.
Protection Level:IP20,no enclosure required.
Overload Capacity:1.5 times the rated current for 1 minute,2 times the rated current for 30 seconds.
Insulation Class:T40/H(180°C).
Insulation Method:Control room installation,modular construction.
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