SONG CHUAN
258
301
SONG CHUAN
301
□Low cost automotive relay with ISO 280 footprint.
□High rating up to 35A at 125 degree C.
□Optional to be equipped with diode or resistor.
□General purpose applications for automotive in power
control box.
Contact Rating
Ordering Information
Type List
Features
1. 301 -- Basic series designation
2. 1A -- Single pole normally open
1C -- Single pole double throw
3. D -- Dust cover
C -- Flux tight
S -- Sealed type washable
4. Blank-- Standard type
R1 -- Coil parallel with resistor 6VDC-180
Ω、12VDC-680Ω、24VDC-2700Ω
D1 -- Coil parallel with diode
301 - 1A - D - R1
1 2 3 4
Enclosure style
Terminal
style
Contact
form
Designation
(provided with) Dust cover Flux tight Sealed type
washable
---------- 301-1A-D 301-1A-C 301-1A-S
1A (SPNO) Resistor (1) 301-1A-D-R1 301-1A-C-R1 301-1A-S-R1
Diode 301-1A-D-D1 301-1A-C-D1 301-1A-S-D1
Socket terminal
---------- 301-1C-D 301-1C-C 301-1C-S
1C (SPDT) Resistor (1) 301-1C-D-R1 301-1C-C-R1 301-1C-S-R1
Diode 301-1C-D-D1 301-1C-C-D1 301-1C-S-D1
Note：(1) 6VDC COIL:180 ΩResistor in parallel
12VDC COIL:680 ΩResistor in parallel
24VDC COIL:2700 ΩResistor in parallel
1A 1C
NO: 35A 14VDC
Resistive load 35A 14VDC
NC: 20A 14VDC
Coil Rating (DC)
Rated
voltage
(V)
Rated current
±10 % at 23˚C
(mA)
Coil resistance
±10 % at 23˚C
(Ω)
Max. continuous
voltage
at 85˚C
Pick up
voltage(Max)
at 23˚C
Drop out
voltage(Min)
at 23˚C
Power consumption
at rated
voltage
6 187.5 32 133 % of 60 % of 10 % of
12 97.5 123 rated rated rated approx. 1.2W
24 49.6 483 voltage voltage voltage
SONG CHUAN
259
301
SONG CHUAN
301
Specification
Note:(1)Initial value
Contact material AgSnO alloy
Contact voltage drop (1) Typ. 40mV at 10A
Operate time (1) 10ms Max.
Release time (1) 10ms Max.
Insulation resistance (1) 20MΩMin. (DC 500V)
Between open contact :AC 500V , 50/60Hz 1 min.
Dielectric strength (1)
Between contact and coil :AC 500V , 50/60Hz 1 min.
Operating extremes 10∼500Hz , 5.0G
Vibration resistance
Damage limits 10∼500Hz , 5.0G
Operating extremes 10G
Shock resistance
Damage limits 100G
10,000,000 operations
Mechanical
(frequency 18,000 operations/hr)
100,000 operations
Life expectancy
Electrical
(frequency 1,800 operations/hr)
Storage -40∼+155˚C (no freezing)
Temperature range
Operating -40∼+125˚C (no freezing)
Weight Approx. 20 g
Outline Dimensions
L
C
(0.591)
15
(0.031)
0.8-5
(0.154)
3.9
(0.307)
7.8
L
C
(0.886)
22.5
(0.984)
25
(0.433)
11
(0.110)
2.8-5
(0.319)
8.1
(0.638)
16.2
SONG CHUAN
260
301
SONG CHUAN
301
Engineering Data
Wiring Diagram
BOTTOM VIEW
1A 1C 1A (R1) 1C (R1)
85
30 86
87
8630
85 87A 87 85
30 86
87
8630
85 87A 87
Operate time/Release time
% of Nominal coil voltage (at 23℃)
80
4
60
2
70
10
Time (ms)
6
8
12
Release time
10090 110 120 130
Operate time
140
Switching voltage(VDC)
0.5
10
1
15
20
30
50
40
Switching current(A)
50W
2 3 5 10
100W
20
490W
200W
35
Safe breaking,arc extinguished
(normally open contact) for resistive loads.
70
60
90
5
Life expectancy
14VDC resistive load/Switching current(A)
10
0
7
Number of operations
10
5
6
10
15 20 25 30
1B
1A
35
Applied coil voltage (% of rated nominal)
Ambient temperature vs coil voltage for continuous duty
A:15A B:20 C:25 D:35A Contact load(resistive)
Max.allowable ambient temperature
90
30
20
95
90
60
50
40
80
70
100
110
130
120
140
115105100 110 125120 130 135
C
A
D
B
Maximum mean coil temperature=155℃
