116
MEDER electronic
www.meder.com
KSK-1A83-...
Part Number Example -
KSK - 1A83 - 100110
100110 is the AT range (Any AT can be ordered be-
tween 100 & 150 in a minimum range of 10 AT)
CONTACT DATA
ORDER INFORMATION
CHARACTERISTICS
• Glass length of 53.4 mm and diameter
of 5.4 mm
• Normally open 1 Form A contact
• 7.5 kVDC switching voltage
• 3.0 Amp switching current
All Data at 20 oCSwitch Model →
Contact Form →
KSK-1A83...
Form A
Contact Ratings Conditions Min. Typ. Max. Units
Switching Power* Any DC combination of V and A not
to exceed their individual max.’s 50 W
Switching Voltage DC or peak AC 7.5 kV
Switching Current DC or peak AC 3.0 A
Carry Current DC or peak AC 5.0 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 250 mΩ
Insulation Resistance cross Contacts 100 Volts applied 109Ω
Breakdown Voltage > 60 sec. 10 kVDC
Operate Time incl. Bounce 100 % overdrive 3.0 ms
Release Time measured with/ no coil suppression 1.5 ms
Capacitance at 10 kHz across contact 0.8 pF
Test Coil KMS-04
Standard AT range 100 150 AT
Environmental Data
Shock Resistance 1/2 sine wave for 11 ms 50 g
Vibration Resistance 10 - 2000 Hz 20 g
Ambient Temperature max. 10 oC / minute allowance -20 130 oC
Stock Temperature max. 10 oC / minute allowance -55 130 oC
Soldering Temperature 5 sec. dwell 260 oC
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.
DIMENSIONS
All dimensions in mm [inches]
Series Contact Form Switch Model AT Range
(between)
KSK - 1A 83 - xxxx
Options 100 - 150
