产品描述Product description
◆DFK系列是一款通用型的直流扳机开关，集成防尘功效和机械刹车接点，应用于种种直流充电式手持电动工具和园林工具，如：充电式电钻、充电式电锤、充电式螺丝起子、充电式攻击扳手、充电式吹吸机、充电式打草机等。
◆DFK?series are general type DC trigger switches,?integrated dustproof?and?mechnical brake contact, commonly for used in DC cordless portable power-tools and gardening power-tools such as: Cordless Drills, Cordless Screw Drivers, Cordless Blowers, Cordless Grass Trimmer, etc. Besides, they also suitable for brushless DC tools.
产品特征Features
◆可选带以下附件 Optional with the accessories as follows:
→换向盒 Reversing box
→外接种种联接导线 Auxiliary wire output
→带软胶扳机 Trigger covered with rubber (Overmoulding)
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 24Vd .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 function1300V
→增强介电强度 Dielectric strength of reinforced2600V
→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:
→焊接端子 Solder terminal
→沾锡导线 Wire with tin conductor
◆换向盒 Reversing Box:
→焊接端子 Solder terminal
→沾锡导线 Wire with tin conductor
◆电位器输出 Potentiometer Output:
→沾锡导线 Wire with tin conductor
→带插头导线 Wire terminal with Plug
★ 本产品荣获实用新型专利，专利号：ZL201920484217.2
★ Utility Model patented with no. is ZL201920484217.2
电气参数和认证 Electric Rating and Certification
