MINIATURE
D3 Series
Features
Self-cleaning effect of wiping contact
mechanism provides excellent reliability
Suitable for low actuation speeds
Highly flexible, due to
two mounting positions and a
variety of auxiliary actuators
Wide variety of terminal types
> 3mm (0.12″) contact gap available
Stainless steel spring
NC terminal
NO terminal
POM actuating button
PET cover and base
Silver contacts
Common terminal
Electrical Ratings
Switch
Series
EN61058 Rating
UL1054 Rating
Electrical Life at Rated Load
According to EN
According to UL
(Min. Operations)
(Min. Operations)
D38 – Std.
16(4)A, 250V~
10(3)A, 400V~
16A, 125/250VAC, 1HP
50,000
6,000
Specifications
Electrical
Temperature Rating:
Flammability Rating:
Materials
-40° to +85°C
UL94V-O
PET
POM
Stainless Steel; Nickel-Plated Steel
Copper-Zinc
Silver Cadmium Oxide
Case:
Actuator:
Auxiliary Actuator:
Terminals:
Contacts:
PET = Polyethyleneterephthalate • POM = Polyacetal
Dimensions
inches (mm)
1.09
(27.8)
0.87
(22.2)
0.80
(20.25)
0.13
(3.2)
max 0.63 (16)
0.52 (13.1)
0.41
(10.3)
Terminals
QC
0.25 x 0.031 (6.3 x 0.8)
Auxiliary Actuators
Actuation Length
0.52 (13.3)
Standard Ratio (SR) 0.35 (9.0)
Straight
(5
)
V3
5°
8°
0.134 (3.2)
0.445 (11.3)
QC
0.189 x 0.031 (4.8 x 0.8)
0.42 (10.55)
0.
20
0.11
(2.8)
NO
Q3
Roller
NC
0.13
(3.2)
NO
Solder
S8
0.260 (6.60)
High Ratio (HR) 0.53 (13.5)
NC
Ø0.09 (Ø2.2)
Welding
NO
0.11
(2.8)
0.264 (6.7)
A8
0.260 (6.6)
Simulated Roller
NC
0.13
(3.4)
Reference Line
0.250 (6.3)
0.264 (6.7)
0.250 (6.3)
0.41
(10.3)
0.16
(4)
Screw
W9
0.51 (13.0)
25°
30°
Actuator Specifications
Maximum Operating Force
(cN)
Actuator
Type
Switch
Type
D38 Std.
Maximum
Pre-Travel
inches
(mm)
Operating
Point*
inches
(mm)
Minimum
Over-Travel
inches
(mm)
Max. Movement
Differential
inches
(mm)
Max. Rest
Position
inches
(mm)
Actuation
Length**
inches
(mm)
AA
MA/KA
MD/KD
ML/KL
LA/JA
LD/JD
LL/JL
400
265
120
50
425
200
80
0.059
(1.5)
0.106
(2.7)
0.232
(5.9)
0.528
(13.4)
0.063
(1.6)
0.138
(3.5)
0.311
(7.9)
0.559/0.598
(14.2/15.2)
0.567/0.630
(14.4/16.0)
0.528/0.669
(13.4/17.0)
0.433/0.764
(11.0/19.4)
0.579/0.618
(14.7/15.7)
0.551/0.646
(14.0/16.4)
0.488/0.709
(12.4/18.0)
0.047
(1.2)
0.067
(1.7)
0.146
(3.7)
0.335
(8.5)
0.039
(1.0)
0.083
(2.1)
0.193
(4.9)
0.012
(0.3)
0.024
(0.6)
0.051
(1.3)
0.118
(3.0)
0.016
(0.4)
0.031
(0.8)
0.071
(1.8)
0.63
(16.0)
0.71
(18.0)
0.85
(21.6)
1.19
(30.1)
0.66
(16.8)
0.75
(19.1)
0.97
(24.6)
—
—
1.012
(25.7)
1.579
(40.1)
2.929
(74.4)
0.835
(21.2)
1.402
(35.6)
2.752
(69.9)
*Measured above reference line. Refer to dimensional drawing above. **Actuator tolerance ±0.031 inches (0.8mm).
Ordering Information
D3
Series/Prefix
Code
8
Current Rating
Standard Force
16A, 125/250VAC, 1HP (UL, CSA)
16(4)A, 250V~; 10(3)A, 400V~ (ENEC)
8
3
—
Q3 L
Code
AA
J
K
L
M
R
S
T
U
Actuator Type
Button
Straight, Stainless, SR
Straight, Stainless, HR
Straight, SR
Straight, HR
Roller, SR
Simulated Roller, SR
Roller, HR
Simulated Roller, HR
D
Code
A
—
0.835 (21.2)
1.012 (25.7)
0.835 (21.2)
1.012 (25.7)
0.811 (20.6)
0.811 (20.6)
0.988 (25.1)
0.988 (25.1)
Actuation Length
inches (mm)
D
L
—
—
1.402 (35.6)
2.752 (69.9)
1.579 (40.1)
2.929 (74.4)
1.402 (35.6)
2.752 (69.9)
1.579 (40.1)
2.929 (74.4)
1.343 (34.1)
—
—
—
1.520 (38.6)
—
—
—
Code Contact Configuration
Standard Operating Force
1
SPST NO
2
SPST NC
3
SPDT
Light Operating Force
7
SPST NO
8
SPST NC
9
SPDT
Code
V3
Q3
S8
W9
A8
Terminal Type
inches (mm)
0.25 x 0.031 (6.3 x 0.8) QC
0.189 x 0.031 (4.8 x 0.8) QC
Solder with Temp. Stop
Screw
Welding
Note: PCB terminals available upon request.
Specifications subject to change without notice.
35
Contact Gap >3mm
(0.12 inch)
Electrical Ratings
Switch
Series
EN61058 Rating
UL1054 Rating
Electrical Life at Rated Load
According to EN
According to UL
(Min. Operations)
(Min. Operations)
Terminal Options
QC
0.25 x 0.03 (6.3 x 0.8)
V1
0.39 (10.0)
D36
D37
D3B
4(3)A, 250V~
10(4)A, 250V~
8(8)A, 250V~
4A, 250VAC, 1/3HP
125/250VAC
10A, 1/2HP, 125/250VAC
10A, 1/2HP, 125/250VAC
50,000
50,000
50,000
10,000
6,000
10,000
0.13 (3.4)
Actuator Specifications
Actuator
Code
Switch
Type
Maximum
Operating
Force
(cN)
Maximum
Pre-Travel
inches
(mm)
Operating
Point*
inches
(mm)
Minimum Max. Movement Max. Rest
Over-Travel
Differential
Position
inches
inches
inches
(mm)
(mm)
(mm)
Actuation
Length
inches
(mm)
0.44 (11
.3)
QC
0.25 x 0.03 (6.3 x 0.8)
Dog Leg
0.52 (13.3)
V3
AA
MA/KA
TA
UA
MD/KD
TD
KL
LA/JA
RA
SA
LD/JD
RD
JL
500
320
0.075
(1.9)
0.134
(3.4)
0.567±0.020
(14.4±0.5)
0.579±0.031
(14.7±0.8)
0.028
(0.7)
0.035
(0.9)
0.047
(1.2)
0.079
(2.0)
0.63
(16.0)
0.71
(18.0)
forces and travel available upon request
forces and travel available upon request
150
0.295
(7.5)
0.563±0.075
(14.3±1.9)
0.075
(1.9)
0.177
(4.5)
0.86
(21.8)
forces and travel available upon request
65
550
0.669
(17.0)
0.075
(1.9)
0.512±0.165
(13.0±4.2)
0.587±0.020
(14.9±0.5)
0.165
(4.2)
0.024
(0.6)
0.409
(10.4)
0.047
(1.2)
1.21
(30.8)
0.66
(16.8)
forces and travel available upon request
forces and travel available upon request
240
0.177
(4.5)
0.575±0.047
(14.6±1.2)
0.047
(1.2)
0.102
(2.6)
0.76
(19.2)
forces and travel available upon request
100
0.425
(10.8)
0.520±0.110
(13.2±2.8)
0.126
(3.2)
0.256
(6.5)
0.098
(25.0)
—
—
1.012
(25.7)
0.988
(25.1)
0.988
(25.1)
1.579
(40.1)
1.520
(38.6)
2.929
(74.4)
0.835
(21.2)
0.811
(20.6)
0.811
(20.6)
1.402
(35.6)
1.343
(34.1)
2.752
(69.9)
5°
8°
QC
0.19 x 0.03 (4.8 x 0.8)
Straight
Q1
QC
0.19 x 0.03 (4.8 x 0.8)
Dog Leg
Q3
)
QC
0.11 x 0.03 (2.8 x 0.8)
Bifurcated, Straight
C1
QC
0.11 x 0.03 (2.8 x 0.8)
Bifurcated, Dog Leg
C3
Ordering Information
D3
Series/Prefix
7
4
Code
4
5
6
Contact Configuration
SPST NO
SPST NC
(D3B only)
SPDT
(D3B only)
EN 61058 Rating
4(3)A, 250V~
10(4)A, 250V~
8(8)A, 250V~
Q3
LD
Actuator Code
See table above
Solder
0.26 (6.6)
S8
ø
9
0.0
( ø2
.2)
Code
6
7
B
UL Rating
4A,1/3HP, 125/250VAC
10A, 1/2HP, 125/250VAC
10A, 1/2HP, 125/250VAC
Code
V1
V3
Q1
Q3
C1
C3
S8
W9
A8
Terminal Type
inches (mm)
0.25 x 0.03 (6.3 x 0.8) QC, Straight
0.25 x 0.03 (6.3 x 0.8) QC, Dog Leg
0.19 x 0.03 (4.8 x 0.8) QC, Straight
0.19 x 0.03 (4.8 x 0.8) QC, Dog Leg
0.11 x 0.03 (2.8 x 0.8) QC, Bifurcated Straight*
0.11 x 0.03 (2.8 x 0.8) QC, Bifurcated Dog Leg*
Solder with Temp. Stop
Screw
(D3B only)
Welding
0.26 (6.7)
0.51 (13)
Screw
W9
25°
30°
Welding
A8
0.26 (6.6)
.3)
5 (6
0.2
Note: PCB terminals available upon request.
*D36 only.
36
Specifications subject to change without notice.
0.26 (6.7)
