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SPS-2D拉线开关pullswitch
SPS-2D拉线开关：
SPS-2D拉线开关用于皮带机的紧急停机，钢丝绳一端固定在一个固定的吊环上，另一端固定在开关臂杆上，开关到固定端的距离通常不超过30米，两开关之间的距离通常不超过60米，向上向下或拉动的力促使臂杆转动到了报警位置，触动微动开关并锁定直到人工手动复位。
拉线开关是双向触动的。既可安装在输送机中间位置、也可安装在其两端。
通用的安装设计使拉线开关既可安装在输送机纵梁顶部也可安装在其两侧。
坚固的铸铝外壳，防护等级为NEMA4。特殊的环境可选择特殊的表面处理。
整体式盖板使得接线及开关调整方便简单。而不用拆卸，开关结构件设计紧凑。
醒目的黑色臂杆衬托黄色或白色壳体．易于辨别报警或正常状态。
通用的安装设计使拉线开关既可安装在输送机纵梁顶部也可安装在其两侧。
坚固的铸铝外壳，防护等级为NEMA4。特殊的环境可选择特殊的表面处理。
整体式盖板使得接线及开关调整方便简单。而不用拆卸，开关结构件设计紧凑。
醒目的黑色臂杆衬托黄色或白色壳体．易于辨别报警或正常状态。
技术规格：
型号：SPS-2D
壳体L*W*H(mm):191*135*109拉线杆长203mm。
安装孔尺寸：L*W(mm):171*100.
开关额定值：SPDT开关，10A/500V
壳体：NEMA4防风雨； 锁定角度：20°； 拉力3~8kg
导线开口：两个，螺丝孔3/4″-14NPT
开关间最大距离：48米（水平）、36米（倾斜），每3米缆绳有一支撑
安全停机要求符合OSHA的要求
注：威泰克公司可提供完整的附件，包括钢丝绳、绳夹及拉线支撑螺栓，手动杠杆复位
the drawstring switch sps-2d drawstring switch is used for the emergency shutdown of the belt machine. one end of the wire rope is fixed on a fixed ring and the other end is fixed on the switch arm lever. the distance from the switch to the fixed end is usually not more than 30 meters, and the distance between the two switches is usually not more than 60 meters. the upward-down or pull-push makes the arm lever turn to the alarm position, touching the fretting switch and locking until the manual reset. the drawstring switch is bidirectionally touched. It can be installed either in the middle of the conveyor or at both ends of the conveyor. The universal mounting design enables the cable switch to be mounted either on the top of the longitudinal beam of the conveyor or on its sides. Strong cast aluminum enclosure with protection grade NEMA4. special environment can choose special surface treatment. The integrated cover plate makes the wiring and switch adjustment convenient and simple. without disassembly, the switch structural parts are designed compactly. striking black boom against yellow or white shell. Easy to distinguish alarm or normal condition. Technical specifications: Model: SPS-2D shell L*W*H (mm)191*135*109 pull rod length 203mm. Installation hole size: L*W (mm):171*100. Switch rating: SPDT switch,10A/500V Shell: NEMA4 weatherproof; locking angle:20°; pull force 3~8kg Wire openings:2, screw holes 3/4'-14NPT Maximum distance between switches:48m (horizontal),36m (inclined), with one support per 3m cable Safety downtime requirements meet OSHA requirements Note: Wetek can provide complete accessories including wire rope, rope clamp and cable support bolt, manual lever reset