CHERRY A471-A1AA

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D4 Series
Miniature
Features
■ 8 current ratings
■ Choice of actuators
■ Various terminal types
■ 3 contact arrangements
■ Choice of standard or light
operating force
■ Long life coil spring mechanism
■ Agency approved extended
life versions
■ VDE approved versions available
upon request
■ Stackable case and cover
available upon request
OR
®
Flame retardant, UL94V-O
self-extinguishing case and cover.
Long life stainless steel
spring mechanism.
ARC-resistant case
has internal barriers
4mm minimum between
live parts and external
hardware.
NC Terminal
NO Terminal
Reinforced mounting holes totally
contained in case to provide
maximum distance to mounting
hardware. Choice of U.S. (#4 screw)
or metric (3mm screws).
3-6
Offset terminals maintain
adequate spacing when
quick connects are used.
Single or double throw,
either normally open or
normally closed.
Common Terminal
D4 Series
Miniature
PCB Footprint
Dimensions: mm
International Version
3
27.81 +
- 0.38
1.78 Dia Hole
2.77
1.27 Dia Hole
3.19
10.31 +
- 0.38
0.301
0.767
0.2
Terminal - 0.05 x 0.02
Underneath
6.35
4.75
4.42
7.37
0.22
20.24 +
- 0.25
0.222
12.19
3.15 +
- 0.05
Dia. Hole
15.88
10.31
2.62 +
- 0.38
0.226
Terminal - 0.05 x 0.031
Rear
N.C.
9.58 +
- 0.50
N.O.
COM
3.15 +
- 0.05
Reference
Line
3.30
+
- 0.05
21.36
Max
0.17
15°
13.94
22.23 +
- 0.13
0.31
0.79
Terminal - 0.05 x 0.031 from Case
Terminal - 0.05 x 0.031 from Cover (side Inverted)
Mounting
Dimensions: Inches
Recommended mounting screw size:
#4-40 round head
U.S. Version
0.050 - 0.187 x 0.020 Terminals
0.055 - 0.187 x 0.032 Terminals
1.095 +
- 0.015
0.070 Dia Hole
0.109
Recommended torque on screw:
3 inch lbs. max.
0.125
0.406 +
- 0.015
Hi-Temperature Versions
0.250
0.187
0.174
4th Digit of Part Number
0.250
Contact
Configuration Code
0.797 +
- 0.010
Mt’g Temp.
Holes Index
0.397
0.113
0.116
Dia. Hole
0.195
0.625
0.406
N.C.
U.S.
Mt’g.
Holes
White
Case
Oper.
Force
N.O.
N.C.
D.T.
Std.
A
B
C
Light
J
K
L
Std.
D
E
F
Light
W
X
Y
Std.
1
2
3
7
8
9
G
H
M
N
P
R
Std.
4
5
6
Light
S
T
U
T85
T150
N.O.
COM
T85
0.113
0.116
Reference
Line
0.126
+ 0.002
0.549
0.875 +
- 0.005
0.106 0.181
Optional Standard
Light
Metric
Mt’g.
From
Holes German Std.
Red
T125
Light
Case
Only
T150
3-7
D4 Series
Miniature
Two Basic Designs
Materials
International Approved Versions
Designations:
Standard Force: Series D413, D423, D433, D443, D453
Case/Cover
Thermoplastic Polyester
Button
Thermoplastic Acetal (T85)
Thermoplastic Polyester
(T125 & T150)
Light Force: Series D419, D429, D439, D449, D459, D489
Auxiliary Actuator
These switches have 6.35 mm or 4.75 mm x 0.81 mm thick
“offset” terminals and metric mounting holes. They are also
available with straight terminals.
Alumimum, Stainless Steel, or
Cold-rolled Steel (Nickel Plated)
Spring
Stainless Steel
Terminals
D41-D44: Brass
D45, D48: Copper (NO/NC),
Brass (COM)
Moving Blade
D41-D43: Brass
D44-D48: Beryllium Copper
U.S. Versions
Designations:
Standard Force: Series D40C, D41C, D42C, D43C, D44C,
D45C and D49C
Light Force: Series D40L, D41L, D42L, D43L, D44L,
D45L, D48L and D49L
These D4 terminals are “straight” and measure 0.187" x
0.020" thick, 0.187" x 0.032" thick or 0.250" x 0.032" thick.
Contacts and Ratings
Series UL & CSA
Prefix Ratings
Contact
Material
D40
D41*
1.0 amp, 125 VAC
Gold Crosspoint
0.1 amp, 125/250 VAC (UL+CUL) Contacts
0.25 amp, 30 VDC
D42
3 amp, 125/250 VAC
Silver Alloy
D43
5 amp, 1/4 HP
125/250VAC
Silver Alloy
D44
10 amp, 1/2 HP
125/250VAC
Silver Alloy
D45
15 amp, 1/2 HP
125/250 VAC
Silver Alloy
D48
21 amp, 250 VAC
1 HP, 125 VAC
2 HP, 250 VAC
Silver Alloy
10 amp, 1/2 HP
125/250 VAC
6 amp, 30 VDC
Silver Alloy
D49
Note: Standard material on auxillary straight actuators used
on D40, D41, and D42 is aluminum.
Actuators
Many special forms and lengths of actuators are available.
Non-standard type integral hinged lever and roller actuators
are available with tooling charges applying. Standard type
integral hinged lever and roller actuators are available in
choice of two pivot positions. Lengths are dimensioned from
centerline of switch upper mounting hole as shown here.
Actuator Length
Standard
Ratio
High Ratio
Length of Auxiliary Actuator
Straight
-40° to +85°C, +125°C, and +150°C
optional (See selection guide 3-7)
Flammability Rating
UL94V-O
Roller
*D41 UL and CUL rated
Electrical Specifications/Life
3-8
0.355
Auxiliary Actuator
Temperature Rating
See electrical life chart on page 11-4.
0.177
Impulse
Roller
Switch
Mounting
Hole
D4 Series
Miniature
Terminals
Choice of two QC terminations: 0.250" (6.35 mm) x 0.032"
(0.81 mm) thick “offset” terminals or 0.187" (4.75 mm) x
0.020" (0.50 mm) thick with international as well as
UL/CSA approvals.
3
0.250 (6.35mm) x
0.032" (0.81mm) thick
0.187 (4.75mm) x
0.020 (0.50 mm) thick
V1
V3
PA
Q1
Q3
PB
R1
R3
P5
Y5
*Plug
Housing
P4
Z5
B8
S1
Note: Tolerance on terminals ±0.003
* Connector part # 623-0518 (mates with Y5 only)
Ordering Information
D4
3
Q
C
1
Series/Prefix
C
O
D
E
VDE
0 –
UL
0.1 amp,
125/250 VAC
0.25A, 30 VDC
1 0.1 (0.05) amp
250 V
2 3 (1) amp
250V
0.1 amp
125 VAC
3 amp
125/250 VAC
3 6 (2) amp
250 V
4 10 (3) amp
250 V
5 amp 1/4 H.P.
125/250 VAC
10 amp 1/2 H.P.
125/250 VAC
5 16 (4) amp
250 V
7 3 (1) amp
250 V
15 amp 1/2 H.P.
125/250 VAC
3 amp
125/250 VAC
0.1 amp 125 VDC
8* 21 (8) amp
250 VAC
21 amp 250 VAC
1 H.P. 125 VAC
2 H.P. 250 VAC
10 amp 1/2 H.P.
125/250 VAC
6 amp 30 VDC
9 –
*Only available with .250" terminals
VDE available on request (D42-D48)
VDE standard for D41
C
O
D Mt’g Oper.
E Holes Force
Contact
Configurations
N.O.
N.C.
D.T.
C
O
D Terminal
E Config.
C
O
D
E
Terminal
Type
1
A
Welded
2
B
Short Solder
C
2.8 x 0.8
Q.C.
Std.
A
B
C
Light
J
K
L
Metric Std.
Mt’g.
Holes Light
1
2
3
E Q.C. 6.3 x 0.8 4
Com Extended
5
P
PCB
7
8
9
Q 4.8 x 0.8 Q.C.
U.S.
Mt’g.
Holes
Terminals
Type Configuration
C
1,3
R, Q, V
1, 2, 3
A, S
1
P
4, 5, A, B
B
8
W
9
E, Y, Z
5
R 4.8 x 0.5 Q.C.
S
Solder W.
Temp. Stop
3
8
9
V 6.3 x 0.8 Q.C.
Y 6.3 x 0.8 Q.C.
spacing 5 mm
Z 6.3 x 0.8 Q.C.
spacing 7 mm
A
B
A
A
C
O
D
E
Code
Actuator Length
Actuator
A Button
L Lever SR
M Lever HR
Alum.
Y Lever SR
Alum.
X Lever HR
J SS Lever
K SS Lever
R Roller SR
T Roller HR
1-Way
G Roller SR
1-Way
N Roller HR
A
D
L
—
0.865
1.042
—
1.400
1.580
—
2.757
2.934
—
1.400
2.757
—
—
—
0.810
0.987
1.580
—
—
1.340
1.516
2.932
2.757
2.932
—
—
0.810
1.340
—
0.987
1.516
—
SR – Standard Ratio
HR – High Ratio
3-9
D4 Series
Light
Force
Miniature
Characteristics: OF – Operating Force, PT – Pretravel, OP – Operating Point,
OT – Overtravel, MD – Movement Differential, AL – Actuator Length
OF Max. gms.
Switch Types
D40 D41
D42 D43 D44 D45
D49
US L-R1AA
15
15
15
45
75
100
75
15
15
15
45
75
100
75
8
8
8
22
37
50
37
5
5
5
14
22
30
22
PT
OP**
OT
MD
Max. Inches
mm
Inches
mm
Min. Inches
mm
Max. Inches
mm
0.047
1.19
0.558
0.598
14.17
15.19
0.050
1.27
0.010
0.250
—
0.062
1.57
0.580
0.620
14.73
15.75
0.050
1.27
0.016
0.406
0.865
21.97
0.125
3.18
0.555
0.645
14.10
16.38
0.085
2.16
0.030
0.760
1.400
35.56
0.130
3.30
0.040
1.02
1.580
40.13
0.040
1.02
0.010
0.250
0.810
20.57
0.085
2.16
0.030
0.760
1.340
34.04
0.120
3.05
0.040
1.02
1.516
38.51
0.187
4.75
0.065
1.65
2.757
70.03
0.312
7.92
0.100
2.54
2.932
74.47
0.085
2.16
0.030
0.760
1.340
34.04
Int’l. 9-V1AA*
US L-R1LA
Int’l. 9-V1LA*
US L-R1YD
Int’l. 9-V1YD*
US L-R1XD
0.220
5.59
Int’l. 9-V1XD*
US L-R1RA
0.047
1.19
15
15
15
45
75
100
75
8
8
8
22
37
50
37
0.125
3.18
0.200
5.08
Int’l. 9-V1RA*
US L-R1RD
Int’l. 9-V1RD*
US L-R1TD
5
5
5
14
22
30
22
3.5
3.5
3.5
10
17
22
17
Int’l. 9-V1TD*
US L-R1YL
0.300
7.62
Int’l. 9-V1YL*
US L-R1XL
2
2
2
6
10
13
10
8
8
8
22
37
50
37
0.500
12.70
Int’l. 9-V1XL*
US L-R1GD
Int’l. 9-V1GD*
AL
Inches
mm
Tol. ± .031 in.
Tol. (± .78 mm)
0.125
3.18
0.525
0.675
13.34
17.15
0.776
0.836
19.71
21.23
0.761
0.851
19.33
21.62
0.731
0.881
18.57
22.38
0.500
0.700
12.70
17.78
0.425
0.775
10.80
19.69
1.000
1.090
25.40
27.69
Remarks: * These suffix numbers indicate SPDT contact arrangement. SPST-NO and SPST-NC also available. See ordering information on page 3-9.
** Measured above reference line. Refer to dimensional drawing on page 3-7.
D48: Operating force 120 Grams max., Pretravel 0.070 max., Operating Point .557 ±.020, Overtravel 0.040 min., Movement Differential 0.010 max.
3-10
D4 Series
Standard
Force
Miniature
Characteristics: OF – Operating Force, PT – Pretravel, OP – Operating Point,
OT – Overtravel, MD – Movement Differential, AL – Actuator Length
OF Max. gms.
Switch Types
D40 D41 D42 D43 D44 D45 D49
PT
OP**
OT
MD
Max. Inches
mm
Inches
mm
Min. Inches
mm
Max. Inches
mm
US C-R1AA
75
75
75
170
285
400
285
0.047
1.19
75
75
75
170
285
400
285
0.062
1.57
35
35
35
86
144
200
144
0.125
3.18
20
20
20
51
86
120
86
0.220
5.59
17
17
17
38
63
90
63
0.300
7.62
75
75
75
170
285
400
285
0.047
1.19
35
35
35
86
144
200
144
0.125
3.18
25
25
25
51
86
120
86
0.200
5.08
75
75
75
170
285
400
285
0.047
1.19
35
35
35
86
144
200
144
0.125
3.18
Int’l. 3-V1AA*
US C-R1LA
Int’l. 3-V1LA*
US C-R1LD
Int’l. 3-V1LD*
US C-R1MD
Int’l. 3-V1MD*
0.558
0.598
14.17
15.19
AL
Inches
mm
Tol. ± .031 in.
Tol. (± .78 mm)
0.050
1.27
0.010
0.250
—
0.050
1.27
0.016
0.406
0.865
21.97
0.085
2.16
0.030
0.760
1.400
35.56
0.130
3.30
0.040
1.02
1.580
40.13
0.187
4.75
0.065
1.65
2.757
70.03
0.040
1.02
0.010
0.250
0.810
20.57
0.085
2.16
0.030
0.760
1.340
34.04
0.120
3.05
0.040
1.02
1.516
38.51
1.015
1.075
25.78
27.31
0.040
1.02
0.010
0.250
.810
20.57
1.000
1.090
25.40
27.69
0.085
2.16
0.030
0.760
1.340
34.04
0.580
0.620
14.73
15.75
0.555
0.645
14.10
16.38
0.525
0.675
13.34
17.15
US C-R1JL
Int’l. 3-V1JL*
0.500
0.700
12.70
17.78
US C-R1RA
Int’l. 3-V1RA*
US C-R1RD
Int’l. 3-V1RD*
US C-R1TD
Int’l. 3-V1TD*
0.776
0.836
19.71
21.23
0.761
0.851
19.33
21.62
0.731
0.881
18.57
22.38
US C-R1GA
Int’l. 3-V1GA*
US C-R1GD
Int’l. 3-V1GD*
Remarks: * These suffix numbers indicate SPDT contact arrangement. SPST-NO and SPST-NC also available. See ordering information on page 3-9.
** Measured above reference line. Refer to dimensional drawing on page 3-7.
3-11
3