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Safety Key Selector Switch


Type Safety Key Selector Switch
Operating portion Key type
Number of notch 2 notches
Terminal Screw terminal (M3.5)

Item list of A22TK

  • Ratings
TypeSafety Key Selector Switch
Number of notch2 notches
Operating portionShape of operating portionKey type
Key release positionLeft side
Key position of NC contact closingLeft side
LoadFor General load
Minimum applicable load10 mA at 5 VDC
Contact ratingContact formDPST-NC
Rated through current10 A
Ratings (AC)Resistive load (AC-12): 10 A at 24 VAC/1 A at 110 VAC/6 A at 220 VAC/3 A at 380 VAC/2 A at 440 VAC
Inductive load (AC-15): 10 A at 24 VAC/5 A at 110 VAC/3 A at 220 VAC/2 A at 380 VAC/1 A at 440 VAC
Ratings (DC)Resistive load (DC-12): 10 A at 24 VDC/2 A at 110 VDC/0.6 A at 220 VDC/0.2 A at 380 VDC
Inductive load (DC-13): 1.5 A at 24 VDC/0.5 A at 110 VDC/0.2 A at 220 VDC/0.1 A at 380 VDC
Ratings explanationConditions: Temperature 20±2 ℃, Ambient humidity 65±5% RH, Operating frequency 20 operations/min
Terminal specificationsScrew terminal (M3.5)
Permissible operating frequencyElectrical: 30 operations / 1 minute
Mechanical: 30 operations / 1 minute
Insulation resistance100 MΩ min. (at 500 VDC)
Dielectric strengthBetween each terminal of the same polarities: 2500 VAC 50/60 Hz 1 min
Between each terminaland ground: 2500 VAC 50/60 Hz 1 min
Vibration resistanceMalfunction: 10 to 55 Hz, 1.5 mm double amplitude (malfunction: 1 ms max.)
Shock resistanceDestruction: 1000 m/s2
Malfunction: 250 m/s2 max. (malfunction time is 1 ms max.)
Ambient temperature rangeOperating: -20 to 70 ℃ (with no freezing or condensation)
Storage: -40 to 70 ℃
Ambient humidity rangeOperating: 35 to 85 %
Degree of protectionFront panele: IP65
Classification of protection against electric shockClass II
PTI (Tracking characteristic)175
Pollution degree3 (EN60947-5-1)
  • Dimensions

  • Mounting hole dimensions

  • Applicable load diagram


Safety Key Selector Switch