KW3A micro roller lever arm open close limit switch micro switch
Model: KW3A

Plunger spec illustration

Internal configuration drawing

Internal structure diagram of light operating force

Internal structure diagram of DC large gap


KW3A micro roller lever arm open close limit switch micro switch
The compact design of KW3A micro switch makes it easy to install and use, making it a top choice for those seeking convenience in their automation systems. Additionally, the fast action and long lifespan of this switch can help reduce overall costs, making it a budget-friendly option without sacrificing quality.
Speaking of quality, you can trust in the reliability of this micro switch, which has already received UL, VDE, CUL, ENEC, CQC, CE certifications.
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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