RB SERIES
INDUSTRIAL RELAYS
The RB series has a high contact capacity of 15A while still being a miniature size with a
universal terminal footprint. Sealed and unsealed types available.
UL & CUL File #223388
DIMENSIONS
20.6 ± 0.5
0.5
FEATURES
1.
2.
3.
4.
High contact capacity: 15A
Ultra-miniature size with universal terminal footprint.
Low coil power consumption.
Sealed or unsealed types available.
4.0
1.0
∅0.6
12.2
2
4.5 ± 0.3
0.3
1.0
16.6 ± 0.5
0.5
20.3 ± 0.5
ORDERING INFORMATION
RB
(1)
(1)
(2)
Unit: mm
1C -
(2)
12 H
S
P
(3) (4) (5) (6)
(4)
Coil Sensitivity
Nil
= 0.45W
H
= 0.36W
Enclosure
Nil
= Unsealed type
S
= Sealed type
RoHS Compliance
P
= RoHS
Nil
= Standard
SCHEMATICS
(bottom view)
PCB LAYOUT
(bottom view)
3 -
∅1.3
1C
Contact Arrangement
1A
= 1 Form A (SPST-NO)
1B
= 1 Form B (SPST-NC)
1C
= 1 Form C (SPDT)
Coil Voltage
3~48V
(5)
2 -
∅1.0
1A
12.2 ± 0.2
2 ± 0.2
(3)
(6)
2 -
∅1.3
2 -
∅1.0
12.2 ± 0.2
2 ± 0.2
1B
2 -
∅1.3
2 -
∅1.0
12.2 ± 0.2
2 ± 0.2
12 ± 0.2
12 ± 0.2
12 ± 0.2
Basic Designation
RB
= RB Series
COIL RATINGS (AT 20°C)
Nominal Operating Power/
Coil Sensitivity
Coil Nominal Voltage
(VDC)
3
5
6
9
12
18
24
48
3
5
6
9
12
18
24
48
Coil Resistance
Ω(±
10%)
20
55
80
180
320
720
1150
5120
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
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
0.15
0.25
0.30
0.45
0.60
0.90
1.20
2.40
Unit: mm
Max. Allowable Voltage
Coil Sensitivity
Nil
= 0.45W
130% of nominal voltage
Coil Sensitivity
H
= 0.36W
130% of nominal voltage
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Industrial Relay Catalog |
51
RB SERIES
CONTACT RATINGS
Contact Arrangement
Max. Switching Power
Max. Switching Voltage
Max. Switching Current
Contact Resistance (By voltage drop 6V 1A)
UL/ C-UL Rating
Resistive Load (cos
φ
= 1)
Inductive Load (cos
φ
= 0.75 ~ 0.8)
Contact Material
1C; 1A ; 1B
1800VA 240W
240VAC 110VDC
15A
50mΩ max.
15A / 120VAC
10A / 240VAC
4A / 120VAC
7A / 250VAC
10A / 24VDC
silver alloy
CHARACTERISTICS
Electrical Life (at 20cpm)
Mechanical Life (at 180cpm)
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
15ms 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
Destructive: 10 to 55Hz at double Amplitude of 1.5mm
Functional: Min. 10G
Destructive: Min. 100G
-40°C ~ +85°C
35°
45 to 85% RH
Approx. 12g
REFERENCE DATA
Coil Temperature Rise
60
Operate Time/ Release Time
100
Life Expectancy
Operation(x10
4
)
Temp. Rise (deg.)
50
10
Time (ms)
40
30
20
10
0.1 0.2 0.3 0.4 0.5 0.6 0.7
8
6
4
2
Release Time
0.2 0.4 0.6 0.8 1.0 1.2
Operate Time
10
1
3
6
9
12
15
18
Coil Power(W)
Coil Power(W)
Load Current(A)
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52
| Industrial Relay Catalog