WWK 8
WWK 8A
WWK 8AL1
WWK 8AL

WWK-8 Series

WWK-8 Series Aviation & Military Micro Switch

1, Small size, light Weight;
2, With instantaneous action function, sensitive action, high parameter accuracy;
3. Operating Temp: (-55～85) ℃;
4. The electrical life reaches up to 20,000 cycles.
5. Auxiliary pressing mechanisms such as levers, rollers, etc. can be added according to user requirements, or they can be manufactured according to user-specified circuit structures.

Standards: WWK-8 Series micro switch technical conditions (internal), WWK-8AL micro switch technical conditions (internal), Q/6E197-2006 airborne equipment with stroke changeover switch technical conditions (internal).

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WWK-8 Series Micro Switch Specifications
WWK-8 WWK-8A WWK-8AL WWK-8AL1
Electrical Load Resistance 28.5VDC, 5A
Electrical Load Inductive 28.5VDC, 3A (τ=5±1ms)
Pre-travel PT(mm) ≤0.8 ≤0.8 ≤1.5 ≤5.15
Overtravel OT(mm) ≥0.3 ≥0.3 ≥0.5 ≥0.5
Differential Travel DT(mm) 0.25～0.45 0.25～0.45 ≤0.75 ≤2.9
Operating Force OF(N) ≤1.6 ≤1.6 ≤1.08 ≤0.49
Releasing Force RF(N) ≥0.4 ≥0.4 ≥0.29 ≥0.049
Operating Temp.(℃) -55～80
Weight (g) ≤2.1 ≤1.9 ≤2.2 ≤2.3
Electric Life (cycles) 20,000
Insulation Resistance (normal) MΩ ≥100 1000 1000 1000
Dielectric Withstand Voltage (VAC) 500
Salt Spray (h) 48

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