RD SERIES
INDUSTRIAL RELAYS
The RD Series has a high contact capacity (12A) while being ultra-minia-
ture size with a universal terminal footprint. Sealed and unsealed types
available.
UL & CUL File #E223388
DIMENSIONS
15.0 ± 0.5
0.5
1.0
0.5
15.4 ± 0.5
Unit: mm
FEATURES
1.
2.
3.
4.
Ultra-miniature size with universal terminal footprint
High contact capacity : 12A
Sealed types available
Low coil power consumption
4.0
1.0
∅0.6
12.2 ± 0.2
18.7 ± 0.5
2
0.3
ORDERING INFORMATION
RD
(1)
(1)
(2)
1A -
(2)
12 S
P
(3) (4) (5)
(4)
Enclosure
Nil
= Unsealed type
S
= Sealed type
RoHS Compliance
P
= RoHS
Nil
= Standard
4.5 ± 0.2
SCHEMATICS
(bottom view)
PCB LAYOUT
(bottom view)
3 -
∅1.3
Contact Arrangement
1A
= 1 Form A (SPST-NO)
1B
= 1Form B (SPST-NC)
1C
= 1 Form C (SPDT)
Coil Voltage
3~48V
(5)
12.2 ± 0.2
2 -
∅1.0
2 ± 0.2
(3)
1A
2 -
∅1.3
12 ± 0.2
2 -
∅1.0
2 ± 0.2
2 -
∅1.0
2 ± 0.2
Unit: mm
12.2 ± 0.2
2 -
∅1.3
1B
12.2 ± 0.2
COIL RATINGS (AT 20°C)
Coil Nominal Voltage
(VDC)
3
5
6
9
12
18
24
48
Coil Resistance
Ω(±
10%)
25
69
100
225
400
900
1600
6400
Pick-Up Voltage
(VDC)
max.
2.25
3.75
4.50
6.75
9.00
13.5
18.0
36.0
Drop-Out Voltage
(VDC) min.
0.15
0.25
0.30
0.45
0.60
0.90
1.20
2.40
Nominal Operating
Power (W)
Max. Allowable Voltage
0.36
130% of nominal voltage
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rS3 080305
Industrial Relay Catalog |
13
12 ± 0.2
12 ± 0.2
Basic Designation
RD
= RD Series
1C
RD SERIES
CONTACT RATINGS
Contact Arrangement
Max. Swittching Power
Mac. Switching Voltage
Max. Switching Current
Contact Resistance (By voltage drop 6V 1A)
UL/ C-UL Resistive Load (cos
φ
= 1)
Inductive Load (cos
φ
= 0.75 ~ 0.8)
1A Arrangement only
Contact Material
1C; 1A ; 1B
1250VA 280W
250VAC 125VDC
12A
50mΩ max.
12A / 125VAC
15A /125VAC(NO)
10A / 250VAC(NO)
10A / 28VDC
7A / 250VAC
3A / 125VAC
silver alloy
CHARACTERISTICS
Electrical Life (at 20cpm)
Mechanical Life (at 180 cpm)
Initial Insulation Resistance
Operate Time
Release Time
Initial Breakdown Voltage
Vibration Resistance
Shock Resistance
Ambient Temperature
Temperature Rise (max.)
Operating Humidity
Unit Weight
1 x 10
5
1 x 10
7
Min. 100MΩ 500VDC
8ms max.
5ms max.
50/60Hz 750VAC 1 min. (between open contacts)
50/60Hz 1500VAC 1 min. (between coil & contact)
Functional: 10 to 55Hz at double Amplitude of 1.5mm
Destruction: 10 to 55Hz at double Amplitude of 1.5mm
Functional: Min. 10G
Destruction: Min. 100G
-40°C ~ +85°C
65°
45 to 85% RH
Approx. 9g
REFERENCE DATA
Coil Temperature Rise
60
Operate Time/ Release Time
1000
10
Life Expectancy
Temp. Rise (deg.)
Time (ms)
40
30
20
10
0.2 0.3 0.4 0.5 0.6
0.7 0.8
8
6
4
2
Operation(x10
5
)
50
Operate Time
100
10
Release Time
0.2 0.3 0.4 0.5 0.6 0.7 0.8
2
4
6
8
10
12
Coil Power(W)
Coil Power(W)
Load Current(A)
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14
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