DD Series
DD1
DD2
DD3
6 amp/16 amp
0.1 amp/0.3 amp
1 amp/3 amp
Line Interrupt
Features
s
Small size
s
Low operation force
s
Meets UL 1950
s
Dielectric Strength: 2,000 VAC
s
Various terminal and actuator
types
s
Double return spring
s
3 mm minimum contact
s
Double make contact bar
Thermoplastic
Case and Cover
Thermoplastic
Actuating Button
NO Terminal
Silver or
Gold Alloy
Contacts
NO Terminal
Stainless Steel
Spring
6-22
DD Series
Dimensions:
Inches (mm)
DD1L-A1LA & DD2L-A1LA
2 - Ø0.064
(1.65)
Line Interrupt
DD1L-A1LD
2 - Ø0.064
(1.65)
0.28
(7)
0.444 0.468
(11.3) (11.9)
2 - Ø0.064
(1.65)
0.444 0.468
(11.3) (11.9)
0.405 + 0.004
-
(10.3 + 0.1)
-
Actuation Line
0.173 + 0.03
-
(4.4 + 0.8)
-
Ø0.122
(3.1)
0.196
(5)
0.181
(4.6)
0.629 (16)
0.551 (14)
0.472 (12)
0.275 (7)
Actuation Line
0.248 (6.3)
R 0.08
(2)
0.255
(6.5) Ø0.122
(3.1)
0.196
(5)
0.649
(16.5)
0.263
(6.7)
0.090
(2.3)
0.622
(15.8)
N.O.
N.O.
O.P.
0.305
(7.75)
0.622
(15.8)
N.O.
N.O.
O.P.
0.305
(7.75)
0.122 x 0.129
(3.1 x 3.3)
0.874 + 0.004
-
(22.2 + 0.1)
-
1.090
(27.7)
Datum
Line
w: 0.250 x t: 0.032
w: 6.3 x t: 0.8
0.393
(10)
0.405 + 0.004
-
(10.3 + 0.1)
-
0.122 x 0.129
(3.1 x 3.3)
0.874 + 0.004
-
(22.2 + 0.1)
-
1.090
(27.7)
Datum
Line
w: 0.250 x t: 0.032
w: 6.3 x t: 0.8
0.393
(10)
DD3L-F7LH
DD1L-A1AA & DD2L-A1AA
2 - Ø0.064
(1.65)
6
0.444 0.468
(11.3) (11.9)
0.444 0.468
(11.3) (11.9)
0.405 + 0.004
-
(10.3 + 0.1)
-
Actuation Line
0.161 + 0.03
-
(4.1 + 0.8)
-
Ø0.122
(3.1)
0.181
(4.6)
0.405 + 0.004
-
(10.3 + 0.1)
-
0.196
(5)
0.165
(4.2)
0.622
(15.8)
0.299
(7.6) O.P.
0.413
(10.5)
0.622
(15.8)
N.O.
0.305
(7.75)
N.O.
O.P.
0.545
(13.85)
0.108
(2.75)
0.122 x 0.129
(3.1 x 3.3)
0.874 + 0.004
-
(22.2 + 0.1)
-
1.208
(30.7)
Datum
Line
0.199
(5.08)
0.039
(1)
0.025 x 0.023
(0.64 x 0.6)
0.236
(6)
0.122 x 0.129
(3.1 x 3.3)
0.874 + 0.004
-
(22.2 + 0.1)
-
1.090
(27.7)
Datum
Line
w: 0.250 x t: 0.032
w: 6.3 x t: 0.8
0.393
(10)
DD2L-F7AA & DD3L-F7AA
0.444 0.468
(11.3) (11.9)
0.405 + 0.004
-
(10.3
+
0.1)
-
Ø0.122
(3.1)
0.181
(4.6)
F7 Suffix (only)
Mated Connector Housing
Molex #51030-0330
Contact
Molex #50084-8114
0.622
(15.8)
0.299
(7.6)
O.P.
0.413
(10.5)
0.545
(13.85)
0.108
(2.75)
0.122 x 0.129
(3.1 x 3.3)
0.874 + 0.004
-
(22.2
+
0.1)
-
1.208
(30.7)
Datum
Line
0.199
(5.08)
0.039
(1)
0.025 x 0.023
(0.64 x 0.6)
0.236
(6)
6-23
DD Series
Contacts and Ratings
Insulation Resistance
Dielectric Strength
Vibration
Shock (button version)
Temperature Rating
Flammability
100MΩ min.
2000V AC for 1 minute
10-55Hz
(Double amplitude 1.5 mm)
30G (MIL-STD-202E)
0° to 85°C
UL94V-O
Line Interrupt
Materials
Case and Cover
Actuating Button
Contacts
Terminals
Springs
Actuators
Moving Blade
Thermoplastic
Thermoplastic
DD1, DD3: Silver Alloy
DD2: Gold
Brass
Stainless Steel
Stainless Steel
Brass
Electrical Specifications/Life
Mechanical Life
Electrical Life
3x10
5
cycles min.
1x10
5
cycles min.
Actuators
Operating Position
Actuator
Length
Operating Position
Actuator
Length
0.134
N.O.
N.O.
0.875
0.875
6-24
DD Series
Terminals
Line Interrupt
A
B
F
0.250 x 0.032
QC
0.187 x 0.020
QC
0.025 x 0.024
Pins
Ordering Information
DD
Series/Prefix
Code
A
L
6
1
A
Contact
Configuration
N.O.
N.O.
100,000
Cycle - UL
A
Code
A
B
**F
Terminal Type
0.250 x 0.032
0.187 x 0.020
0.025 x 0.024 Pins
1
A
A
Actuator Length
Code
A Button
L
Leaf
A
Std.
4.4
B
4.1*
C
1.3*
D
6.3
*
NOTES:
Not available in 16 amp versions.
C
O
D
E
Current Ratings
UL/CSA
16 amp 1/2 HP, 125 VAC
16 amp 3/4 HP, 250 VAC
6A 30 VDC
0.1 amp, 125/250 VAC
0.3 amp 30 VDC
3 amp 125/250 VAC
1A 30 VDC
VDE/SEMKO
16 (4) amp
250 VAC
0.1 (0.05) amp
3(1) amp
250 VAC
Operating
Force
max. gm
250
250
225
1
2
3
C
O
Terminal
D
E
Configuration
1
Terminal Type
A
B
**F
**
NOTES:
Not VDE Approved.
Available Terminal Configuration
1
1
7
J
Special
7**
6-25
DD Series
OF
Switch Types
Max. gms.
Line Interrupt
Characteristics:
OF – Operating Force, OP – Operating Point, OT – Overtravel,
PT – Pretravel, RP – Rest Position
OP*
Inches/mm
OT
Min. Inches/mm
PT
Max. Inches/mm
RP
Inches/mm
DD1L-A1AA
DD1L-B1AA
250
0.574
±
0.019685
14.6
±
0.5
0.043
1.1
0.125
3.2
0.669
±
0.019685
17.0
±
0.5
DD1L-A1LA
DD1L-B1LA
200
0.649
±
0.047244
16.5
±
1.2
0.074
1.9
0.173
4.4
0.791
≠
0.047244
20.1
±
1.2
DD1L-A1LD
200
0.881
±
0.055118
22.4
±
1.4
0.074
1.9
0.145
3.7
0.999
±
0.055118
25.4
±
1.4
DD2L-A1AA
DD2L-B1AA
250
0.555
±
0.019685
14.1
±
0.5
0.031
0.8
0.137
3.5
0.669
±
0.019685
17.0
±
0.5
DD2L-A1LA
DD2L-B1LA
200
0.625
±
0.047244
15.9
±
1.2
0.055
1.4
0.200
5.1
0.791
±
0.047244
20.1
±
1.2
DD2L-F7AA
250
0.555
±
0.019685
14.1
±
0.5
0.031
0.8
0.137
3.5
0.669
±
0.019685
17.0
±
0.5
DD3L-F7AA
225
0.570
±
0.019685
14.5
±
0.5
0.047
1.2
0.110
2.8
0.669
±
0.019685
17.0
±
0.5
* Distance from Datum Line. See dimension drawings on page 6-23.
6-26
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