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
CONTACT RATING: From low level* to 30.1 AMPS @ 277 V AC.
ELECTRICAL LIFE: 75,000 cycles at 25 AMPS @ 250 V AC,
200,000 cycles at 15 AMPS @ 250 V AC.
INSULATION RESISTANCE: 1,000 M ohm min.
DIELECTRIC STRENGTH: 1,000 Vrms min. @ sea level.
OPERATING TEMPERATURE: –67ºF to 185ºF (–55ºC to 85ºC).
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.
Materials
SWITCH HOUSING: Heat resistant phenolic (UL 94V-0).
ACTUATOR BUTTON: Heat resistant phenolic (UL 94V-0).
SPRING: Copper alloy.
PIVOT: Brass alloy for models up to 15 AMPS.
Copper for 25 AMP models.
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.
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.
TERMINALS: Brass alloy for 1 AMP up to 15 AMPS.
Copper alloy for 30.1 AMPS.
K
Snap-acting
* Low Level=conditions where no arcing occurs during switching, i.e., 0.4 VA max. @
20 V AC or DC max.
NOTE:
For the latest information regarding RoHS compliance, please go
to: www.ittcannon.com/rohs.
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
Series
A
General Purpose Snap-acting Switches
No. Poles
S
SP
D
DP
Operating Force
KH*
20 oz./567 grams
PD**
30 oz./850 grams
GG*5
oz./142 grams
PF**40
oz./1134 grams
4
A
Electrical Rating
C2
15 A, 125, 25O V AC;
3/4 HP, 125 V AC; 1 1/2 HP, 250 V AC
F3
25 A, 125, 250 V AC; 1 HP, 125 V Ac;
2 HP, 250 V AC; 2 A, 24 V DC
F5
1 A, 125 V AC, 3O V DC
Actuator
P0
Pin plunger
T0
Lever
A0
Lever roller
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
Circuitry
C
DT
W
ST N.C.
Y
ST N.O.
* Single Pole
** Double Pole
Dimensions are shown: Inch (mm)
Specifications and dimensions subject to change
K–44
www.ittcannon.com
C&K A Series
General Purpose Snap-acting Switches
SERIES
A
GENERAL PURPOSE SNAP-ACTING SWITCHES
NO. POLES
S
SINGLE POLE SWITCH
K
Snap-acting
Mounting holes will accept pins or screws
of .139 dia. (3,53) max., on 1.000 (25,40) centers.
D
DOUBLE POLE SWITCH
Mounting holes will accept pins or screws
of .139 dia. (3,53) max., on 1.000 (25,40) centers.
NOTE:
To select switching function, see CIRCUITRY section, page K-49.
.
Dimensions are shown: Inch (mm)
Specifications and dimensions subject to change
K-45
www.ittcannon.com
C&K A Series
General Purpose Snap-acting Switches
OPERATING FORCE
OPTION CODE
NO.
POLES
SP
BASIC SWITCH
OPERATING FORCE
(OZ./GRAMS)
20
567
30
850
5
142
40
1134
KH
PD
GG
PF
DP
SP
DP
NOTE:
Operating force varies with actuator, see ACTUATOR option section.
ELECTRICAL RATING
K
CONTACT MATERIAL
Snap-acting
OPTION
CODE
ROHS
COMPLIANT*
YES
YES
YES
ROHS
COMPATIBLE*
YES
YES
YES
MOVABLE CONTACT
Fine silver.
Precious metal alloy.
Gold alloy.
STATIONARY CONTACT
Fine silver welded on brass
base alloy.
Silver welded on copper
base alloy.
Gold alloy on brass base
alloy.
ELECTRICAL RATING
15 AMPS @ 125 & 250 V AC; 3/4 HP @ 125 V AC;
1-1/2 HP @ 250 V AC.
25 AMPS @ 125 & 250 V AC; 1 HP @ 125 V AC;
2 HP @ 250 V AC; 2 AMPS @ 24 V DC.
From low level* to 1 AMP @ 125 V AC, 30 V DC.
C2
F3
F5
* Note: See Technical Data section of this catalog for RoHS compliant and compatible definition and specifications.
All models
with all options.
Contact Customer Service Center for availability and delivery of nonstandard ratings.
* Low Level=conditions where no arcing occurs during switching,
i.e., 0.4 VA max. @ 20 V AC or DC max.
AVAILABLE COMBINATIONS
OPERATING FORCE
(OZ./GRAMS)
ELECTRICAL
RATING
C2
F3
F5
GG
5
142
KH
20
567
PD
30
850
PF
40
1134
x
x
•
•
•
•
•
•
x
•
•
x
•
AVAILABLE
x
NOT AVAILABLE
Dimensions are shown: Inch (mm)
Specifications and dimensions subject to change
K-46
www.ittcannon.com
C&K A Series
General Purpose Snap-acting Switches
ACTUATOR
A
OPTION
CODE
FIG.
1
3
4
6
6
5
2
5
7
8
DIM. A
.50
(12,7)
1.38
(35,1)
1.25
(31,8)
1.50
(38,1)
1.50
(38,1)
.50
(12,7)
1.62
(41,1)
.50
(12,7)
1.50
(38,1)
1.50
(38,1)
DIM. B
.285 ± .030
(7,24 ± 0,76)
.718 ± .062
(18,24 ± 1,57)
.718 ± .062
(18,24 ± 1,57)
.40
(10,2)
.40
(10,2)
.810 ± .030
(20,6 ± 0,8)
.312 ± .062
(17,92 ± 1,57)
.670 ± .030
(17,02 ± 0,76)
.312 ± .062
(7,92 ± 1,57)
.718 ± .062
(18,24 ± 1,57)
DIM. C
—
.375 dia.
(9,53Ø)
.375 dia.
(9,53Ø)
.98 dia.
(24,9Ø)
.98 dia.
(24,9Ø)
.38
(9,7)
.50
(12,7)
.38
(9,6)
.50
(12,7)
.375 dia.
(9,53ø)
DIM. D
—
.50
(12,7)
.50
(12,7)
—
—
.25 dia.
(6,4Ø)
—
.25 dia.
(6,4Ø)
.50
(12,7)
.50
(12,7)
DIM. E
—
.50
(12,7)
—
—
—
—
—
—
—
—
DIM. F
—
—
—
—
—
—
—
—
—
—
B
B
P0
A0
A2
B1
BB
J0
L0
Q0
T0
W0
FIG. 1
High Overtravel Plunger
NOTE:
The “H0” high overtravel plunger option
provides .100 (2,54) min. overtravel and longer
mechanical life (1,000,000 operations typical).
A
C
FIG. 2
Leaf
C
A
E
D
C
A
E
B
F
D
K
Snap-acting
B
FIG. 3
Lever Roller
FIG. 4
Lever roller (High Force)
A
D
A
C
PANEL MOUNTING
B
C
B
PANEL MOUNTING
.322 .003
(8,18 0,08)
FIG. 5
High Overtravel Plunger
.380 ±.003
(9,65 ±0,08)
?
6-32 NC
THD (2)
FIG. 6
B1 – Black Button
BB – Red Button
C
A
D
B
A
D
C
B
FIG. 7
Lever
FIG. 8
Leaf Roller
Dimensions are shown: Inch (mm)
Specifications and dimensions subject to change
K–47
www.ittcannon.com
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