KSK-1A74 Series

MEDER electronic
KSK-1A74-...
CHARACTERISTICS
DIMENSIONS
All dimensions in
mm [inches]
• Glass length of 20.5 mm and diameter of 2.8 mm
• Normally open 1 Form A contact
• Excellent for most applications and long life
expectancy
• Suitable for line voltage applications
CONTACT DATA
Switch Model -->
Contact Form -->
All data at 20 0C
Contact Ratings
Max.
Units
Any DC combination of V & A not
to exceed their individual max.'s
40
W
Switching Voltage
See units
200
250
VDC
VRMS
Switching Current
DC or peak AC
1.0
A
Carry Current
DC or peak AC
3.0
A
Static Contact Resistance
w/ 0.5V & 10mA
120
mΩ
250
mΩ
Contact Rating *
Conditions
KSK-1A74-...
Form A
Min.
Typ.
Dynamic Contact Resistance
Measured w/ 0.5V & 50mA 1.5 ms
after closure
Insulation Resistance across
Contacts
100 Volts applied
1012
Ω
Breakdown Voltage
Voltage applied for 60 sec. min.
600
VDC
Operate Time, incl. Bounce
Measured w/ 100% overdrive
0.5
ms
Release Time
Measured w/ no coil suppression
0.1
ms
Capacitance
@ 10kHz across contact
0.2
pF
KMS-01
Test Coil **
Standard AT range
10
60
AT
50
g
Environmental Data
Shock Resistance
1/2 sine wave duration 11ms
20
Vibration Resistance
From 10 - 2000 Hz
Ambient Temperature
10 0 C/ minute max. allowable
Storage Temperature
Soldering Temperature
0
10 C/ minute max. allowable
g
-20
130
0
-55
130
0
260
0
5 sec. dwell
C
C
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 125.
** See our test coil section located on page 131.
ORDER INFORMATION
Part Number Example - KSK - 1A74 - 1015
1015 is the AT range (Any AT range can be ordered
between 10 & 60 in a minimum range of 2 AT)
SERIES
CONTACT
FORM
SWITCH
MODEL
AT RANGE
(between)
KSK -
1A
74 -
XXXX
OPTIONS
www.meder.com
Germany # ++49-(0)7733-94870, USA # 800-870-5385
10 60