KSK-1A81 Series

MEDER electronic
KSK-1A81-...
CHARACTERISTICS
All dimensions in
mm [inches]
• Glass length of 13.5 mm and diameter of 1.8 mm
• Normally open 1 Form A contact
• Version with highest possible magnetic sensitivity
CONTACT DATA
DIMENSIONS
Switch Model -->
Contact For m -->
All data at 20 0C
Contact Ratings
Conditions
KSK-1A81-...
For m A
Max.
Units
Contact Rating *
Any DC combination of V & A not
to exceed their individual max.'s
Min.
5
W
Switching Voltage
D C or peak A C
90
V
Switching Current
D C or peak A C
0.5
A
Carry Current
D C or peak A C
1.0
A
Static Contact Resistance
w/ 0.5V & 10mA
200
mΩ
Dynamic Contact Resistance
Measured w/ 0.5V & 50mA 1.5 ms
after closure
200
mΩ
Insulation Resistance across
Contacts
100 Volts applied
109
Breakdown Voltage
Voltage applied for 60 sec. min.
100
Operate Time, incl. Bounce
Measured w/ 100% overdrive
Release Time
Measured w/ no coil suppression
Capacitance
@ 10kHz across contact
T yp .
Ω
VD C
0.5
ms
0.1
ms
pF
0.2
Test Coil **
KMS-01
Standard AT range
05
10
AT
g
Environmental Data
Shock Resistance
1/2 sine wave duration 11ms
50
Vibration Resistance
From 10 - 2000 Hz
20
Ambient Temperature
10 C/ minute max. allowable
-20
Storage Temperature
10 C/ minute max. allowable
-55
Soldering Temperature
5 sec. dwell
0
0
g
130
0
C
130
0
C
260
0
C
Please note: The indicated electrical data are maximum values and can vary downwards when using a
more sensitive switch.
* For life expectancy see our life test section located on page 151.
** See our test coil section located on page 157.
ORDER INFORMATION
Part Number Example - KSK - 1A81 - 0507
0507 is the AT range (Any AT can be ordered
between 05 & 10 in a minimum range of 2 AT)
SERIES
CONTACT
FORM
SWITCH
MODEL
AT RANGE
(between)
KSK -
1A
81 -
XXXX
OPTIONS
05 10
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139