SONG CHUAN
302
Features
20A miniature PCB Power Relay.
1 form A contact configuration with quick terminal type.
5KV dielectric strength, 10K surge voltage between coils
to contact.
Ideal for high rating Home Appliances of heating element
control.
Comply with RoHS-Directive 2011/65/EU.
Type List
Standard Type
Terminal
style
Contact
form
UL Insulation
system approval
-----------
-----------
P (PCB terminal)
1A
(SPNO)
-----------
F
F
F
-----------
-----------
WP (PCB terminal &
Quick terminal
1A
(SPNO)
-----------
F
F
F
-----------
WP1
PCB terminals (2 coil
terminals & 1 NO terminal)
& Quick terminals
1A
(SPNO)
-----------
-----------
F
F
F
-----------
WP2
PCB terminals (2 coil
terminals & 2 stationary support
terminals) & Quick terminals
1A
(SPNO)
-----------
-----------
F
F
F
Designation (provided with)
Flux tight
302P-1AB-C
302P-1AH-C
302P-1AC-C
302P-1AB-F-C
302P-1AH-F-C
302P-1AC-F-C
302WP-1AB-C
302WP-1AH-C
302WP-1AC-C
302WP-1AB-F-C
302WP-1AH-F-C
302WP-1AC-F-C
302WP1-1AB-C
302WP1-1AH-C
302WP1-1AC-C
302WP1-1AB-F-C
302WP1-1AH-F-C
302WP1-1AC-F-C
302WP2-1AB-C
302WP2-1AH-C
302WP2-1AC-C
302WP2-1AB-F-C
302WP2-1AH-F-C
302WP2-1AC-F-C
126
SONG CHUAN
302
High Sensitivity Type
---------
---------
P (PCB terminal)
1A
(SPNO)
---------
F
F
F
---------
---------
WP (PCB terminal &
Quick terminal )
1A
(SPNO)
---------
F
F
F
---------
WP1
PCB terminals (2 coil
terminals & 1 NO terminal)
& Quick terminals
1A
(SPNO)
---------
---------
F
F
F
---------
WP2
PCB terminals (2 coil terminals
& 2 stationary support
terminals) & Quick terminals
1A
(SPNO)
---------
---------
F
F
F
302NP-1AB-C
302NP-1AH-C
302NP-1AC-C
302NP-1AB-F-C
302NP-1AH-F-C
302NP-1AC-F-C
302NWP-1AB-C
302NWP-1AH-C
302NWP-1AC-C
302NWP-1AB-F-C
302NWP-1AH-F-C
302NWP-1AC-F-C
302NWP1-1AB-C
302NWP1-1AH-C
302NWP1-1AC-C
302NWP1-1AB-F-C
302NWP1-1AH-F-C
302NWP1-1AC-F-C
302NWP2-1AB-C
302NWP2-1AH-C
302NWP2-1AC-C
302NWP2-1AB-F-C
302NWP2-1AH-F-C
302NWP2-1AC-F-C
Ordering Information
302
1
1. 302
WP
2
3
-
1A
4
H
5
-
6
-
C
7
5. B
BA
C
CA
H
HA
6. Blank
F
7. C
8.
8
-- Contact material AgCdO
-- Contact material AgCdO + Au
-- Contact material AgNi
-- Contact material AgNi + Au
-- Contact material AgSnO
-- Contact material AgSnO + Au
-- Standard type
-- Class F
-- Flux tight
-- Coil voltage (please refer to the
coil rating data for the availability)
-- Basic series designation
2. Blank -- Standard type
N
-- High sensitivity type
3. P
WP
WP1
WP2
-- PCB terminals
-- PCB terminals and Quick terminals
-- PCB terminals (2 coil terminals and 1 NO
terminal) and Quick terminals
-- PCB terminals (2 coil terminals and 2
stationary support terminals) and
Quick terminals
-- Single pole normally open
4. 1A
127
SONG CHUAN
302
Contact Rating
Resistive load
17A 240VAC
Coil Rating (DC)
Standard Type
Rated
voltage
(V)
3
5
6
9
12
15
18
21
24
36
48
60
100
110
Rated current
10 % at 23°C
(mA)
176
106
88
59
44
35
29
25
22
15
11
8.8
5.3
4.8
Coil resistance Max. continuous
10 % at 23°C
( )
17
47
68
153
272
425
611
832
1,087
2,445
4,347
6,792
18,868
22,830
160 % of
rated
voltage
75 % of
rated
voltage
10 % of
rated
voltage
approx. 0.53W
voltage
at 85°C
Pick up
voltage(Max.)
at 23°C
Drop out
voltage(Min.)
at 23°C
Power consumption
at rated
voltage
High Sensitivity Type
Rated
voltage
(V)
3
5
6
9
12
15
18
21
24
36
48
60
100
110
Rated current
10 % at 23°C
(mA)
133
80
67
44
33
27
22
19
17
11
8.3
6.7
4.0
3.6
Coil resistance Max. continuous
10 % at 23°C
( )
22.5
62.5
90
202.5
360
563
810
1,103
1,440
3,240
5,760
9,000
25,000
30,250
160 % of
rated
voltage
75 % of
rated
voltage
10 % of
rated
voltage
approx. 0.4W
voltage
at 85°C
Pick up
voltage(Max.)
at 23°C
Drop out
voltage(Min.)
at 23°C
Power consumption
at rated
voltage
128
SONG CHUAN
302
Specification
Contact material
Contact resistance
(1)
Operate time
Release time
(1)
(1)
AgSnO / AgNi / AgCdO alloy
50m
Max. (1A(100mA for Au-plating contact)/6VDC by 4 pipes m
meter)
20ms Max.
10ms Max.
1000M
Min. (DC 500V)
:
AC 1000V , 50/60Hz 1 min.
Insulation resistance
(1)
Dielectric strength
(1)
Between open contact
Between contact and coil
:
AC 5000V , 50/60Hz 1 min.
Vibration resistance
Operating extremes
Damage limits
Shock resistance
Operating extremes
Damage limits
Mechanical
Life expectancy
Electrical
Operating ambient temperature
Weight
Note
(1) initial value
10
10
10G
100G
10,000,000 operations
(frequency 18,000 operations/hr)
100,000 operations
(frequency 1,800 operations/hr)
-40
+85°C (no freezing)
Approx. 17 g
55Hz , amplitude 1.5 mm
55Hz , amplitude 1.5 mm
Safety Approval
Certified
File No.
UL / CUL
E88991
TUV
R 50025929
Safety Approval Rating
UL / CUL
B BA / C
CA
H HA
20A 277VAC
1 1/2HP 250VAC
8A 120VAC Tungsten
17A 250VAC
20A 250VAC
12A 250VAC cos
0.4
TUV
20A 277VAC
1 1/2HP 250VAC
1HP 125VAC
Outline Dimensions
302P
(0.976)
(0.012)
24.8
0.3
(0.177)
0.6
(0.024)
0.5
(0.020)
1
3.5
(0.138)
4.5
20
(0.787)
7.6
(0.299)
(0.039)
29
(1.142)
12.6
(0.496)
129
SONG CHUAN
302
302WP
6.75
(0.266)
5.7
(0.224)
(0.126)
0.5
(0.020)
2.35
(0.093)
(0.187)
3.2
4.75
(0.250)
(0.250)
(0.384)
6.35
1.55
(0.061)
(0.976)
24.8
(0.012)
0.3
(0.177)
0.6
(0.024)
0.5
(0.020)
1
3.5
(0.138)
4.5
20
(0.787)
7.6
(0.299)
(0.039)
29
(1.142)
12.6
(0.496)
302WP1
6.75
(0.266)
5.7
(0.224)
(0.126)
0.5
(0.020)
2.35
(0.093)
(0.187)
3.2
4.75
6.35
1.55
(0.061)
(0.976)
24.8
(0.012)
0.3
(0.177)
0.6
(0.024)
0.5
(0.020)
1
7.6
(0.299)
(0.039)
4.5
23.5
(0.925)
29
(1.142)
12.6
(0.496)
302WP2
6.75
(0.266)
5.7
(0.224)
(0.126)
0.5
(0.020)
2.35
(0.093)
(0.187)
3.2
4.75
(0.250)
6.35
1.55
(0.061)
(0.976)
24.8
(0.012)
0.3
(0.177)
0.6
(0.024)
1.2
(0.047)
0.5
7.6
(0.299)
(0.020)
4.5
26.2
(1.031)
10
(0.394)
29
(1.142)
12.6
(0.496)
Wiring Diagram
BOTTOM VIEW
130
9.75
(0.384)
9.75
(0.384)
9.75
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