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daw防尘(智能)直流扳机调速开关

daw series dustproof (multi-function) dc variable speed trigger switches

产品描述product description

daw系列是一款通用型的直流扳机调速开关,集成防尘功能机械刹车接点,不带换向功能,一般应用于不需要换向的直流充电式.式电动工具和园林工具,如:充电式电锤,充电式往复锯,充电式曲线锯,充电式角磨,充电式打草机,充电式吹吸机等.
daw series are one general type dc variable speed trigger switches, integrated dustproof and mechanical brake contact,without reversing box, commonly for used in dc portable power-tools and gardening tools such as: cordless rotary hammers,cordless reciprocating saws, cordless jig saws, cordless angle grinders, cordless grass trimmers, cordless blowers, etc.

产品特征features

◆本开关结构紧凑效率高,大面积的固定式散热片为开关的安装提供方便.开关内部为单极常开带直通接点结构,通过改变输入脉冲的占空比来控制场效应管的输出电压,而实现电子调速功能.
◆开关输出端的平均电压为总电压的8-50%至8-90%,也可以按客户要求进行定制,开关按到底由直通接点接至电池端电压.
◆可选带以下功能或附件:
→外置mos管
→带软胶扳机
→外接发光led及导线
→外接电池温度检测导线
→智能调速功能,可带软启动,欠压保护,过流保护,电池过温保护
◆the switches combine compact size with high performance, a wide scope of heat sink for mosfet and further options provide .easy to mount solutions. they employ spst-no with by-pass contact, integrated pwm (pulse width modulated) electronics in various dimensions.
◆average duty cycle of motor voltage 8 - 50% to 8 - 90% (according to client's demand), then by-pass to battery voltage.
◆optional with the function or accessory as follows:
→external mosfet version→trigger covered with rubber
→auxiliary led and wires-→ auxiliary wire for temperature test
→multi-function, optional soft start, under-voltage protection, over current protection, battery temperature pretection

技术数据technical data

→机械耐久寿命mechanical life endurance≥5e4
→电气耐久寿命electrical life endurance≥1e4
→最大电流max. current at 36vd.c 30a
→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
→适用于ii类防护器具suitable for appliances of protection class ii
◆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 are to be tested together with the corresponding appliance, 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

电气参数和认证 electric rating and certification

订货信息ordering information

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