描述
产品深度介绍
说实话,搞维护的最怕两种电机:一种是力气不够老过载,一种是反应太慢跟不上节奏。Allen-Bradley MPL-B420P-MK72AA 属于 Kinetix MP 系列里的低惯量机型,专门对付那些需要频繁启停、快速响应的场合 。它采用 115mm 法兰 (Frame 4),磁钢堆叠长度 50.8mm (20 代表 2 英寸),比 320/330 电机大一圈,扭矩自然更猛 。
这款电机的额定扭矩 4.74 Nm,额定功率 1.9 kW,转速能干到 5000 rpm 。它配的是多圈绝对值编码器 (Multi-turn High-resolution Encoder),走的是高精度路线——不仅能知道当前角度,还能记清轴转了多少圈(4096 圈内),断电重启不用回零,这点对龙门同步、换刀机构这种应用非常友好 。注意后缀 “MK” 表示无键轴 (Keyless Shaft) 且无抱闸,靠摩擦传动的,装垂直轴的话得自己想办法(加机械刹车或靠驱动器动态制动),不然断电溜车别怪没提醒 。SpeedTEC 直角插头可 180° 旋转,安装时走线方便不少 。

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