JB∕T 5554-2021 机床组合开关.pdf

ICS29.120.40

K31同J:j

中华人民共和国机械行业标准

JB厅、5554-2021

代替JB/f5554-2004

机床组合开关

Combinationswitchformachinetools

2021-03-05发布

2021-07-01实施

中华人民共和国工业和信息化部发布

JBfl5554-2021

目次

前言…………··……··………………··…………··……..II

1范围．．．．……··…………··…………·………1

2规范性引用文件………………·…………··………··…………··…··………··……1

3术语和定义………··……··…………··……………..………1

4分类“………………1

4.1按用途分类．．．．．……·…··………··…··…1

4.2按极数分类………··…………2

4.3按操作件颜色分类…………··…………….…··…………··……2

4.4按安装方式分类…··…………………2

5特性…··…………··“………···································…··…··……2

5.l额定电压…··…··…··…··…··……··………………2

5.2电流．．．．………··………··……··……··…2

5.3操作频率…··”………······················……···································································…2

5.4额定工作制……·………··………………2

5.5使用类别…··…··…··……··……··……··………………·…3

5.6外形只寸和安装尺寸…··………....………··……··…3

6产品资料．．．．………………··…………...3

7正常的使用、安装和运输条件………··………··………··…4

7.1总则…“……………·……·……··……··………4

7.2安装条件H…………··………4

7.3安装类别………·······……………··……….…..……..……4

8结构和性能要求……··….…………..…··…····················…“…4

8.1结构要求H……………...……4

8.2性能要求.6

9试验………··……··……………………9

9.1试验分类…··…··…··…………··……··……··…··……………9

9.2验证结构要求………·······…································……··…··…10

9.3验证性能要求……“…·