Product list
KW3A Micro Switch Short Lever Long Lever Arc Lever
2.Long life, high reliability.
3.A variety of contact terminals
Safe,reliable basic switch
Nice appearance,tight configuration.Characteristic:small contact clearance, quick action,high sensitivity and small operating travel.
Long life,high reliability.
A variety of contact terminals
Wide range of operating force
A variety of temperature degree
A variety of levers
Adopt thermosetting plastic or thermoplastic
Widely used in home appliance,electronic equipment,automatic machine,communication equipment,car electron,apparatus and instrument, electric motion tool etc.
Direct current large gap switch can be provided.
Actuator forms
No lever
Short lever
Long lever
Middle lever
Short roller
Long roller
Arc lever
Not standard lever
Technical Characteristics
Item | Value |
Operating speed | 0.1mm-1m/s(Related with actuator forms) |
Operating Frequency | Mechanical 60 cycle/min; Electrical 25 cycles/min |
Insulation resistance | ≥ 100MΩ(500VDC) |
Contact resistance | OF>0.75N:≤30mΩ OF≤0.75N:≤100mΩ (initial value) |
(Test voltage) Between terminals of the same polarity | AC1000V,50/60Hz,1min |
(Test voltage) Between current-carrying metal parts and ground (case),and between each terminal and non-cueeent-carrying metal parts. | AC3750V,50/60Hz,1min |
Vibration resistance | 10-55Hz,1.5mm Double amplitude |
Shock resistance | Destruction:OF>0.5N:1000m/s2(approx.100G)max |
OF≤0.5N:400m/s2(approx.40G)max | |
Malfunction:OF>0.5N:200m/s2(approx.20G)max | |
OF≤0.5N:100m/s2(approx.10G)max | |
Life | Mechanical≥2,000,000 cycles |
Electrical≥50,000 cycles | |
Weight | Approx.6.2g(No lever) |
Safety approvals | UL,CUL,VDE,ENEC,SEMKO,DEMKO,NEMKO,FLMKO,CE,EK,CQC |
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