ZMA Series
Subminiature Snap-acting Switches
Features/Benefits
•
Reliable snap-acting mechanism
•
Long electrical and mechanical life
•
Compact size—Ideal when space is limited
•
Various PCB terminals and actuators
•
RoHS compatible & compliant
Typical Applications
•
PCB detection switch
•
Communication devices
•
Testing equipment
•
Security/Alarm systems
•
Consumer electronics
Specifications
CONTACT RATING: 3A @ 125 V AC 24 V DC
0.1A @ 125 V AC 60 V DC
ELECTRICAL LIFE: 300,000 cycles @ 0.1A / 10,000 cycles @ 3A.
MECHANICAL LIFE: 1,000,000 cycles.
INSULATION RESISTANCE: 100 M ohm min.
DIELECTRIC STRENGTH: 500 Vrms.
OPERATING TEMPERATURE: –40ºC to +85ºC
OPERATING FORCE: 80 or 150 grams.
Materials
CASE/COVER: PBT
ACTUATOR: Nylon 6/6
MOVABLE CONTACTS: Silver.
STATIONARY CONTACTS: Silver.
TERMINALS: Brass, silver plated.
NOTE:
Specifications and materials listed above are for switches with standard options.
For information on specific and custom switches, consult Customer Service Center.
J
* Low Level=conditions where no arcing occurs during switching, i.e., 0.4 VA max.
@ 20 V AC or DC max.
Snap-acting
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 J-37 and J-38. For additional options not shown in catalog, consult Customer Service Center.
Z M A
Series
ZMA
SP, Mom.
Electrical Rating
00A
0.1A 125 V AC 48 V DC
03A*
3A 125 V AC 30 V DC
Operating Force
150
5.29 oz. / 150 grams
080*
2.82 oz. / 80 grams
Actuator
P00
Pin plunger
S03
Simulated roller 5.8mm
L30
Lever 20.5mm
L11
Lever 7.2mm
L08
Lever 3.95mm
A03
Roller 1.3mm
L04
Lever 3.9mm
S06
Simulated roller 2.03mm
S07
Simulated roller 0.75mm
C
Terminations
P
PC Thru-hole
L
Left-footed, PC Thru-hole
R
Right-footed, PC Thru-hole
E
Solder
K
PC Thru-hole with rentention feature
C
SPDT
Dimensions are shown: Inch (mm)
Specifications and dimensions subject to change
J–36
www.ck-components.com
ZMA Series
Subminiature Snap-acting Switches
SERIES
ZMA
SUBMINIATURE SNAP-ACTING SWITCHES – SP MOMENTARY
Z M
.260
(6,6)
.081
(2,05)
FREE POS.
OPER. POS.
ZMA03A150L04PC
SPDT
.024
(0,6)
C
NC
ø .079
(ø2,05)
NO
PC MOUNTING
MOUNTING SCREWS SIZE 1-64
J
Snap-acting
ELECTRICAL RATING
CONTACT MATERIAL
OPTION
CODE
MOVABLE CONTACT
STATIONARY CONTACT
ELECTRICAL RATING
00A
03A
Silver plated
Silver plated
0.1 AMP @ 125 V AC 48 V DC
Fine Silver
Fine silver
3 AMPS @ 125 V AC 30 VDC
* Note: See Technical Data in section N of this catalog for RoHS compliant and compatible definition and specifications.
All models
with all options.
Consult Customer Service center for availability and delivery of nonstandard ratings.
OPERATING FORCE
OPTION CODE
BASIC SWITCH
OPERATING FORCE
(OZ./GRAMS)
5.29
150
2.82
80
150
080
Third Angle
Projection
Dimensions are shown: Inches (mm)
Specifications and dimensions subject to change
J–37
www.ck-components.com
ZMA Series
Subminiature Snap-acting Switches
SWITCH CHARACTERISTICS
CODE
P00
S03
L30 (80gf)
L30 (150 gf)
L11
L08
A03
L04
S06
S07
OPER. FORCE
MAX. (GRAMS)
80
25
13
13
25
27
34
30
33
40
150
43
21
21
39
48
65
50
49
65
REL. FORCE
MIN. (GRAMS)
21
5
2
2
4
3
6
5
5
2
35
7
3
3
6
8
10
8
11
5
'A'
FP MAX.
(MM)
7.35
14.2
16.8
16.8
11.7
13.5
16.55
10.1
12.43
13.0
'B'
OP MAX.
(MM)
6.9 ±0.2
9.8 ±0.9
9.5 ±1.9
9.5 1.9
8.68 ±1
10.75 ±0.8
13.65 ±1
7.9 ±0.8
10.7 ±0.8
9.7 ± 1
'C'
PT MAX.
(MM)
0.62
3.5
6.9
6.9
4.4
3.5
3.9
3.0
1.43
4.3
'D'
OT MIN.
(MM)
0.2
0.7
0.55
0.55
0.6
0.3
0.5
0.6
1.25
0.5
'E'
MIN.
(MM)
5.8
20.5
20.5
7.2
3.95
1.3
3.9
2.03
0.75
E
'C'
'D'
'B'
'A'
TERMINATIONS
P
PC THRU-HOLE
L
LEFT FOOTED, PC THRU-HOLE
J
Snap-acting
.071
(1,8)
.138
(3,5)
TYP.
.035
(0,9)
.035 TYP.
(0,9)
.122
(3,1)
.02
(0,6)
R
RIGHT FOOTED, PC THRU-HOLE
E
SOLDER
.071
(1,8)
COM
N.O.
N.C.
.073
(1,85)
.086
(2,2)
.040
(1,2)
.200
(5,08)
.138
(3,5)
.035 TYP.
(0,9)
.122
(3,1)
.052
(1,32)
.200
(5,08)
.035
(0,6)
K
PC THRU-HOLE WITH RETENTION FEATURE
.02
(0.6)
Dimensions are shown: Inches (mm)
Specifications and dimensions subject to change
J–39
www.ck-components.com