供应LFL3-CK-U-PVC5浮球液位开关 参数表节选：的技术参数 LFL3-**-U 电气特性 触点负载 230 V AC/3 A/200 VA; 150 V DC/3 A/100 W resistive load 额定绝缘电压 300 V 脉冲耐受电压 4 kV 指令符合 Low voltage Directive 2014/35/EU EN 60947-5-1:2004 + Cor.:2005 + A1:2009 Conformity 防护等级 IEC 60529:2001 Application 描述 mercury (Hg) change-over contact Function and system design Equipment architecture This device may be used with any sequential circuit, as long as the circuit can support the electrical circuit values of the switching elements. 操作条件 安装条件 Installation instructions range of application and minimum length between mounting and float: - PVC version: ≥ 50 mm (2 inch), preferred for water - PUR version: ≥ 100 mm (4 inch), preferred for fuels, heating oils, oily fluids - CSM/CM version: ≥ 100 mm (4 inch), preferred for many acids and lyes - TPK version: ≥ 100 mm (4 inch), preferred for many acids and lyes mounting: - The float switch is mounted either from sidewards through a cable gland ≥ G1A into the vessel or - by means of a counter weight or rods (e. g. float switch combination) from the top. The pivot of the cable should always be horizontal. Process conditions 过程压力(静压) sleeve design: ≤ 3 bar at 20 °C (68 °F) ball design: ≤ 2 bar at 20 °C (68 °F) Density sleeve design: ≥ 0.8 g/cm3 ball design: ≥ 0.6 g/cm3 周围环境 环境温度 PVC version: 5 ... 70 °C (41 ... 158 °F) PUR version: 5 ... 70 °C (41 ... 158 °F) CSM/CM version: -20 ... 70 °C (-4 ... 158 °F) TPK version: 5 ... 70 °C (41 ... 158 °F) 储存温度 -25 ... 70 °C (-13 ... 158 °F) 海拔 ≤ 2000 m above MSL 机械特性 防护等级 IP68 Mechanical construction 材料 float: PP (Polypropylene) cable: - PVC version: PVC cable, highly flexible (3 x 0.75 mm2) - PUR version: PUR cable, highly flexible (3 x 0.50 mm2) - CSM/CM version: CSM/CM cable (chlorinated polyethylene, (3 x 0.75 mm2)) - TPK version: TPK cable, (3 x 0.75 mm2) 标签： 上海市浮球 上海市浮球厂家 上海市浮球厂家 供应LFL3-CK-U-PVC5浮球液位开关
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