fa7-12a series dustproof snap-action trigger switches

产品描述product description

fa7-12a 系列是一款通用性的大电流扳机开关,集成防尘功能内部为快速动作结构,适合大功率的电动工具,如:型材切割机、斜切锯(介铝机)、180和230大角磨、重型电锤、重型电镐等。主体和扳机可按照客户要求进行定制。
fa7-12a series are general type high rated trigger switches,integrated dustproofwith snap-action structure, for used in high rated bench top or portable power-tools such as cut-off machines, miter saws, 180mm and 230mm large angle grinders, heavy rotary hammers, heavy demolition hammers, etc. the body and trigger accept customize according to customer's request.


◆可选带以下锁定类型 optional with following lock types:
→无锁定 nolock
→闭合锁定 lock-on
→断开锁定 lock-off
→断开锁定带闭合锁定 lock- off with lock-on

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 250v120a
→最大冲击电流 max. inrush current at 127v144a
→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 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 typeip40
→适用于ii类防护器具 suitable for appliances of protection class ii


◆输入端/輸出端 input side/output side:
→4×接线柱端子 pillar terminals φ=4mm

电气参数和认证 electric rating and certification

订货信息ordering information