一低压电器2继电器和接触器

1、2 继电器和接触器 relays and contactors2.1 JW2系列温度继电器 JW2 series temperature relays 外壳Cover双金属片Double metal slice 导电片conducting slice连接片connector 绝缘垫片Insulation slice 静触点Fixed contact 绝缘垫片Insulation slice 动触点Movable contact 连接片Connector2.2 压力继电器Pressure relay2.2.1 HED1型压力继电器的结构 The construction of the HED1

2、type pressure relay 微动开关Micro-switch 调节螺塞Regulating faucet 推杆Push rod 弹簧Spring 机械限位器 Mechanical limiter 柱塞Sealing mast 锁紧螺钉Detent screw HED4型压力继电器构造 The construction of the HED4 type 阀体Body活塞插件Piston plug弹簧Spring调节元件Regulating element微动开关Micro-switch弹簧座Seat of the spring DP-63型膜片式压力继电器 DP-63 type di

3、aphragm pressure relay 调节螺钉Regulating screw、弹簧 Spring套筒Sleeve弹簧座Seat of the spring钢球 Steel ball螺钉Screw柱塞Sealing mast膜片Diaphragm销轴Pin shaft杠杆Lever微动开关Micro-switch2.2.4 DP- (10、25、40)型波纹管式压力继电器 DP-(10, 25, 40) type bellows pressure relay 波纹管组件 Bellows assembly 轴 Shaft 微调螺钉Regulating screw 区间滑柱Poppet r

4、od 弹簧Spring 调压螺钉Regulating pressure screw 调压弹簧Regulating pressure spring 微动开关Micro-switch 杠杆Lever PF型差动柱塞式压力继电器 调节螺丝Regulating screw 微动开关 Micro-switch 隔膜Diaphragm 阀体Body 阀芯Valve core 调压弹簧Regulating pressure spring 调压螺钉Regulating pressure screw 引线孔Hole for wires 进油腔POil inlet P 泄油口LOil outlet L2.2.6

5、YJ系列压力继电器的结构Construction of YJ series pressure relay LXS-11型微动开关LXS-11 type micro-switch螺母Nut压缩弹簧Compressing spring顶杆Lever薄膜Diaphragm缓冲器dumper电线Wire2.3 时间继电器 Time relay2.3.1 JS7-A型通电延时型时间继电器 JS7-A type time-delay ON time relay 线圈Coil动铁心Movable iron core活塞杆Piston lever弹簧Spring伞形活塞 Cone piston膜片Diaphr

6、agm进气孔Inlet hole杠杆Lever微动开关 Micro-switch调节螺丝Adjusting screw复位弹簧Reset spring出气孔Outlet hole瞬动触头Instantaneous contact延时闭合触头 Time-delay ON contact延时断开触头 Time-delay OFF contact动断触头 Normal close contact动合触头Normal open contact2.3.2 电磁式时间继电器的结构 Construction of magnetic time relay 底座Seat复位弹簧Reset spring、调节螺钉

7、Adjusting screw垫片Slice衔铁Magnetic iron铁心iron core极靴Pole shoe电磁线圈Magnetic coil触头Contact2.4 JZ7系列中间继电器 线圈接线端Coil connecting terminal静铁心Static iron core动铁心Moving iron core动合触头接线端Normal open terminal动断触头接线端Normal close terminal2.5 LG低压电器LG low voltage electrical device ABE 30 型断路器ABE 30 circuit breaker 交

8、流线圈AC coil 过载继电器Overload relay SMW-PB型全封闭起动器SMW-PB closed startor2.5 接触器Contactor2.5.1 交流接触器的结构Construction of AC contactor 铁心Iron core衔铁 Magnetic iron 线圈Coil 常开触点Normal open contact 常闭触点Normal close contact2.5.2 CJ0-20型交流接触器结构 Construction of CJ0-20 type contactor 辅助动断触头Auxiliary normal close conta

9、ct 辅助动合触头Auxiliary normal open contact 动铁心Moving iron core 缓冲弹簧 Dumping spring 静铁心Static iron core 短路环Short ring 线圈Coil 复位弹簧Reset spring 主触头Main contact 弹簧片Spring slice 灭弧罩Arc-extinguishing cover2.5.3 直流接触器DC contactor 静触头Fixed contact 弧角Arc angle 电磁线圈Magnetic coil 绝缘座Insulation seat 母线Bus-bar 铁轭iro

10、n yoke软连接Soft connection弹簧Spring压板Plate棱角Angle衔铁Magnetic iron释放弹簧Release spring触头弹簧Contactor spring 弧角Arc angle 动触头支架Bracket of Moving contact 动触头Movable contact 电弧Electric arc 电磁线圈产生的磁通Flux produced by magnetic coil2.5.4 ABB A 和AE 型接触器ABB Type A and AE contactors 电涌抑制器surge suppressors线圈电压和电流标记Mark

11、ing of coil voltages and frequencies 安装导规Mounting rail 接触器上端的主接线端Main terminals in top part of contacts 侧面安装的附件位置Location of side-mounted accessories 接线端标记Terminal marking 安装孔Holes for screw fixing 功能标记function marker 前面安装的附件位置Location of front-mounted accessories 接线端TerminalsABB BC型接触器ABB type BC contactors 安装导规Mounting rail接线螺钉Terminal screw 安装孔hole for screw fixing正面安装的附件位置 Location for front-mounted accessories 电涌抑制器组件位置Location for surge suppressors assembly 线圈电压标记Marking of coil voltages 接线端标记Terminal marking 功能标记Fu