WWK-2 Series

WWK-2 Series Aviation & Military Micro Switch

1. Single channel, with instantaneous action;
2. Non-maintainability;
3. Automatic reset;
4. Working current 2.5A~7A;
5. Operating Temp.: (-55~150) ℃;
6. Electrical life up to 10 000~25 000 cycles.

Standard: WWK-2 micro switch special technical conditions (internal) WWK-2D micro switch special technical conditions (internal) WWK-2J micro switch special technical conditions (internal) WWK-2K micro switch special technical conditions (internal) WWK-2L micro switch special technical conditions (internal) WWK-2Q micro switch special technical conditions (internal)

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WWK-2 Series Micro Switch Specifications

WWK-2 WWK-2D WWK-2J WWK-2K WWK-2L
Electric load 27VDC、3A (Inductive, L=7mH) 27VDC、3.5A (Inductive, L=7mH)

27VDC、5A (Resistive)

27VDC、5A (Inductive, L=7mH)

27VDC、5A (Resistive)

27VDC、2.5A (Resistive)  (27±10%) VDC、3A (Resistive)
Pre-travel PT(mm) 0.2 min 1.3 max 0.51 max
Overtravel OT(mm) 0.2 min 0.5 min 0.1 min
Differential Travel DT(mm) 0.13 max 0.77 max 0.051 max 0.076 max
Operating Force OF(N) 1.96 max 0.59 max 1.4 max
Releasing Force RF(N) 0.29 min 0.04 min 0.27 min
Operating Temp.(℃) -55~100 -55~150 -55~100 -55~140 -55~150
Weight (g) 1.2 max 1.5 max 5 max 1.5 max 1.5 max
Electric Life (cycles) 10 000 5,000 10,000 20 000
Insulation Resistance (normal) 20ΜΩ 1 000ΜΩ 100ΜΩ
Insulation Resistance (damp heat) 1ΜΩ 1ΜΩ (150℃) 10ΜΩ 2ΜΩ
Dielectric Withstand Voltage (VAC) 500 1 000 500
Salt Spray (h)  48h 48 96 48

 

WWK-2H、WWK-2Q Micro Switch Specifications

Electric load 115VAC/400Hz, 2A (Inductive, L=40~60mH) Sea Level :

28VDC、7A (Resistive)

28VDC、4A (Inductive, τ=0.015s)

28VDC、2.5A (Light)

115VAC/50Hz、7A (Resistive)

115VAC/50Hz、7A (Inductive, COSφ=0.7±0.05)

115VAC/50Hz、2A (Light)

15250m:

28VDC、4A (Resistive)

28VDC、2.5A (Inductive, τ=0.015s)

28VDC、2.5A (Light)

Pre-travel PT(mm) 0.2min 0.51 max
Overtravel OT(mm) 0.2min 0.1 min
Differential Travel DT(mm) 0.13 max 0.13 max
Operating Force OF(N) 1.96 max 1.39 max
Releasing Force RF(N) 0.29 min 0.28 min
Operating Temp.(℃) -55~130 -55~85
Weight (g) 1.5 max
Electric Life (cycles) 6000 25 000
Insulation Resistance (normal) 100ΜΩ 1 000ΜΩ
Insulation Resistance (damp heat) 2ΜΩ 10ΜΩ
Dielectric Withstand Voltage(VAC) 1 000
Salt Spray 48h 96h
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