产品描述product description
◆fa2-5/fa2-5n系列是一款通用型的按钮开关，集成防尘功能，一般应用于各类需要高防尘要求的手持式电动工具，如：100, 125和150角向磨光机、抛光机、模具电磨、砂光机等。
◆fa2-5/fa2-5n series are general type push-button switch, integrated dustproof, commonly for used in portable heavy dust power-tools such as 100mm, 125mm and 150mm angle grinders, polisher grinders, die grinders, sanders, etc.
产品特征features
◆可选带以下功能 optional with following function types:
→单极常开 single pole normally open (spno)
→双极常开 double pole normaly open (dpno)
→双极并联常开 double pole normally open paralleled (dpnop)
→一极常闭，另一极常开 one pole normally open, the other normally close
◆可选带以下附件 optional with the accessories as follows:
→滤波电容(电容值由客户选定，一般为0.22μ f或0.33μf)
→suppression capacitor (commonly 0.22 or 0.33μf)
技术数据technical data
→机械耐久寿命 mechanical life endurance≥1e5
→电气耐久寿命 electrical life endurance≥5e4
→最大冲击电流 max. inrush current at 250v48a
→最大冲击电流 max. inrush current at 127v72a
→接触电阻 contact re sistance≤30m ohm
→绝缘电阻 insulation resistance≥7m ohm
→基本介电强度 dielectric strength of function1500v
→加强介电强度 dielectric strength of reinforced3000v
→环境温度 ambient temperature0°c~55°c
→阻燃等级 flammabilityul 94v-0
→防护等级 protection typeip50
→适用于ii类防护器具 suitable for appliances of protection class ii
端子类型terminals
◆输入端 input side:
→螺钉端子 screw terminals m3.5
◆输出端 output side:
→插片端子 plug-in terminals 2.8×0.8mm
★本产品荣获国家实用新型专利，专利号：zl201921787148.9
★utility model patented with the no. is zl201921787148.9
电气参数和认证 electric rating and certification
