产品描述product description
◆dhk系列是一款专用型的特别为无刷直流工具设计的直流扳机集成开关，带防尘功能，集成各类功能，可选带主触点和不带触点两个版本，应用于各类无刷手持电动工具，如：无刷充电式电钻、无刷充电式螺丝起子、无刷充电式冲击扳手、无刷充电式电锤等。
◆dhk series are one special type dc compositive switches,specially design for brushless dc motor, integrated dustproof and multi-function, optional with main contact or without, commonly for used in brushless dc cordless portable power-tools such as:
brushless cordless drills, brushless cordless screw drivers, brushless cordless impa ct wrenches, brushless cordless rotay hammer, etc.
产品特征features
◆本开关结构紧凑，可选带以下功能或附件：
→无刷电机专用电子调速功能
→智能调速功能，可选带软启动、欠压保护、过流保护、电池过温保护、电池过放保护、堵转保护等
→照明led灯
→电池电量显示
→外接各类导线和电池夹
◆the switches combine compact size, optional with the function or accessories as follows:
→electronics variable speed control function
→multi-function, optional soft start, under-voltage protection, over current protection, battery over temperature protection, excessive discharge protection or locked-rotor protection, etc.
→led lighted
→electric quantity of battery display
→auxiliary wire or battery clamp
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
→最大电流 max. current at 36vd.c25a
→接触电阻 contact resistance≤30m ohm
→绝缘电阻 insulation resistance≥7m ohm
→基本介电强度 dielectric strength of function500v
→加强介电强度 dielectric strength of reinforced500v
→环境温度 ambient temperature0°c~55°c
→阻燃等级 flammabilityul 94v-0
→防护等级 protection typeip40
◆开关内部电子部分在相应使用中一并做过相关测试,本开关适合做二类器具开关使用.
◆the electronics in the switches had to be tested together with the corresponding appliances, so the switches are suitable for appliance of class ii.
端子类型terminals
◆输入端 input side:
→焊接端子 solder terminal 4.8x0.8mm
◆输出端 output side:
→焊接端子 solder terminal 4.8x 0.8mm
★本产品荣获国家实用新型专利，专利号：zl201821109153.x
★utility model patented with the no. is zl201821109153.x
电气参数和认证 electric rating and certification
