产品描述Product description
◆DQK系列是一款专用型的直流扳机开关 ，集成防尘功效 ，是特别为直流无刷充电式电动工具设计的 ，可适用于：无刷充电式电钻、无刷充电式电锤、无刷充电式螺丝起子、无刷充电式攻击扳手等 。特殊设计的外形可以和线路板直接连接 ，而不需要外接导线 。
◆DQK series are special type DC trigger switches, integrated dustproof, designed specially for used in Brushless DC power-tools such as: Brushless Cordless Drills, Brushless Cordless Screw Drivers ，Brushless Cordless Impact Wrenches, etc. With special design for assembly with PCB, needn't any wires.
产品特征Features
◆本开关结构紧凑 ，可选带以下功效或附件：
→通断带电位器输出功效
→通断带正反转信号输出和电位器输出功效
→外接二极管
→带软胶扳机
◆The switches combine compact size, optional with the function or accessories as follows:
→On-off version with linear potentiometer
→On-off version with Reversing and linear potentiometer
→Diode externally
→Trigger covered with rubber (overmolding)
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 42Vd.c20A
→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
→增强介电强度 Dielectric strength of reinforced500V
→情况温度 Ambient temperature0°C~55°C
→阻燃品级 FlammabilityUL 94V-0
→防护品级 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/输出端 Input side/Output side:
→A,B-线路板焊接端子 PCB Solder terminal 2.0×0.8mm
→A,B-焊接端子 Solderterminal 4.0×0.8mm
→信号输出-线路板焊接端子
→Single output PCB Solder terminal 1.0×0.8mm
→信号输出-导线端子 Single output-Wire terminals
电气参数和认证 Electric Rating and Certification
