KSK-1A55-... MEDER electronic CHARACTERISTICS • • • • • DIMENSIONS All dimensions in mm [inches] Glass length of 16.5 mm and diameter of 2.8 mm Normally open 1 Form A contact Inrush current up to 3 A Excellent for lamp loads High power up to 50 W switching CONTACT DATA Switch Model → Contact Form → All Data at 20 oC Contact Ratings Conditions KSK-1A55-... Form A Max. Units Switching Power* Any DC combination of V and A not to exceed their individual max.’s Min. Typ. 50 W Switching Voltage DC or peak AC 200 V Switching Current DC or peak AC 0.5 A Carry Current DC or peak AC 3.0 A Static Contact Resistance at 0.5 V & 10 mA 150 mΩ Dynamic Contact Resistance measured w/ 0.5 V & 50 mA, 1.5 ms after closure 200 mΩ Insulation Resistance cross Contacts 100 Volts applied 109 Breakdown Voltage > 60 sec. 250 Operate Time incl. Bounce 100 % overdrive Release Time measured with/ no coil suppression Capacitance at 10 kHz across contact Ω VDC 1.0 ms 0.1 ms 0.2 Test Coil pF KMS-01 Standard AT range 20 70 AT g Environmental Data Shock Resistance 1/2 sine wave for 11 ms 50 Vibration Resistance 10 - 2000 Hz 20 Ambient Temperature max. 10 C / minute allowance -20 Stock Temperature max. 10 oC / minute allowance -55 Soldering Temperature 5 sec. dwell o g 130 o C 130 o C 260 o C Note: The indicated electric data are maximum values can vary downwards when using a more sensitive switch. * For life expectancy, please see the “Life Requirements” section. ORDER INFORMATION Series Contact Form Switch Model AT Range (between) KSK - 1A 55 - xxxx Options Part Number Example - KSK - 1A55 - 2025 2025 is the AT range (Any AT can be ordered between 20 & 70 in a minimum range of 5 AT) 20 -70 www.meder.com 111