C&K A Series
General Purpose Snap-acting Switches
Features/Benefits
• Low cost—high performance
• Long electrical life
• Single and double pole
• Sealed actuator option available
Typical Applications
• Enclosure equipment
• Garage door openers
• Vending machines
Models Available
Specifications
Materials
CONTACT RATING: From low level* to 30.1 AMPS @ 277 V AC.
SWITCH HOUSING: Heat resistant phenolic (UL 94V-0).
ELECTRICAL LIFE: 75,000 cycles at 25 AMPS @ 250 V AC,
200,000 cycles at 15 AMPS @ 250 V AC.
ACTUATOR BUTTON: Heat resistant phenolic (UL 94V-0).
SPRING: Copper alloy.
INSULATION RESISTANCE: 1,000 M ohm min.
PIVOT: Brass alloy for models up to 15 AMPS.
Copper for 25 AMP models.
DIELECTRIC STRENGTH: 1,000 Vrms min. @ sea level.
OPERATING TEMPERATURE: –67ºF to 185ºF (–55ºC to 85ºC).
MOVABLE CONTACTS: Gold alloy for ratings 1 AMP or less.
Fine silver for ratings up to 15 AMPS. Precious metal alloy
for ratings of 30.1 AMPS.
OPERATING FORCE: 20 oz. (567 grams) max. SP models.
40 oz. (1134 grams) max. DP models at actuator button.
MOUNTING: Torque screws 3 in/lbs max.
STATIONARY CONTACTS: Gold alloy on brass base alloy
for ratings 1 AMP or less. Fine silver welded on brass base
alloy for ratings greater than 1 AMP up to 15 AMPS.
Fine silver welded on copper alloy for ratings 30.1 AMPS.
* Low Level=conditions where no arcing occurs during switching, i.e., 0.4 VA max. @
20 V AC or DC max.
K
NOTE: For the latest information regarding RoHS compliance, please go
to: www.ittcannon.com/rohs.
TERMINALS: Brass alloy for 1 AMP up to 15 AMPS.
Copper alloy for 30.1 AMPS.
NOTE: Specifications and materials listed above are for switches with standard options.
For information on specific and custom switches, consult Customer Service Center.
Build-A-Switch
To order, simply select desired option from each category and place in the appropriate box. Available options are shown and
described on pages K-45 through K-49. For additional options not shown in catalog, consult Customer Service Center.
A
4
A
Series
A
General Purpose Snap-acting Switches
No. Poles
S
D
SP
DP
Operating Force
KH*20 oz./567 grams
PD** 30 oz./850 grams
GG*5 oz./142 grams
PF**40 oz./1134 grams
Electrical Rating
C2 15 A, 125, 25O V AC;
Actuator
3/4 HP, 125 V AC; 1 1/2 HP, 250 V AC P0 Pin plunger
F3 25 A, 125, 250 V AC; 1 HP, 125 V Ac; T0 Lever
2 HP, 250 V AC; 2 A, 24 V DC
A0 Lever roller
F5 1 A, 125 V AC, 3O V DC
A2 Lever roller, high force
BB Large red button
B1 Large black button
J0 High overtravel plunger
L0 Leaf
Q0 High operating position plunger
W0 Leaf roller
Terminations
4A .250" quick connect
* Single Pole
** Double Pole
Circuitry
C
DT
W ST N.C.
ST N.O.
Y
Dimensions are shown: Inch (mm)
Specifications and dimensions subject to change
www.ittcannon.com
K–44