SONG CHUAN
126
302
Type List
Features
ϭ20A miniature PCB Power Relay.
ϭ1 form A contact configuration with quick terminal type.
ϭ5KV dielectric strength, 10K surge voltage between coils
to contact.
ϭIdeal for high rating Home Appliances of heating element
control.
ϭComply with RoHS-Directive 2011/65/EU.
ϬStandard Type
Terminal Contact UL Insulation Designation (provided with)
style form system approval Flux tight
----------- 302P-1AB-C
----------- 302P-1AH-C
1A ----------- 302P-1AC-C
P (PCB terminal)
(SPNO) F 302P-1AB-F-C
F 302P-1AH-F-C
F 302P-1AC-F-C
----------- 302WP-1AB-C
----------- 302WP-1AH-C
WP (PCB terminal & 1A ----------- 302WP-1AC-C
Quick terminal (SPNO) F 302WP-1AB-F-C
F 302WP-1AH-F-C
F 302WP-1AC-F-C
----------- 302WP1-1AB-C
WP1 ----------- 302WP1-1AH-C
PCB terminals (2 coil 1A ----------- 302WP1-1AC-C
terminals & 1 NO terminal) (SPNO) F 302WP1-1AB-F-C
& Quick terminals F 302WP1-1AH-F-C
F 302WP1-1AC-F-C
----------- 302WP2-1AB-C
WP2 ----------- 302WP2-1AH-C
PCB terminals (2 coil 1A ----------- 302WP2-1AC-C
terminals & 2 stationary support (SPNO) F 302WP2-1AB-F-C
terminals) & Quick terminals F 302WP2-1AH-F-C
F 302WP2-1AC-F-C
SONG CHUAN
127
302
Ordering Information
Ϭ High Sensitivity Typeʳ
--------- 302NP-1AB-C
--------- 302NP-1AH-C
1A --------- 302NP-1AC-C
(SPNO) F 302NP-1AB-F-C
F 302NP-1AH-F-C
P (PCB terminal)
F 302NP-1AC-F-C
--------- 302NWP-1AB-C
--------- 302NWP-1AH-C
WP (PCB terminal & 1A --------- 302NWP-1AC-C
Quick terminal ) (SPNO) F 302NWP-1AB-F-C
F 302NWP-1AH-F-C
F 302NWP-1AC-F-C
--------- 302NWP1-1AB-C
WP1 --------- 302NWP1-1AH-C
PCB terminals (2 coil 1A --------- 302NWP1-1AC-C
terminals & 1 NO terminal) (SPNO) F 302NWP1-1AB-F-C
& Quick terminals F 302NWP1-1AH-F-C
F 302NWP1-1AC-F-C
--------- 302NWP2-1AB-C
WP2 --------- 302NWP2-1AH-C
PCB terminals (2 coil terminals 1A --------- 302NWP2-1AC-C
& 2 stationary support (SPNO) F 302NWP2-1AB-F-C
terminals) & Quick terminals F 302NWP2-1AH-F-C
F 302NWP2-1AC-F-C
1. 302 -- Basic series designation
4. 1A -- Single pole normally open
2. Blank -- Standard type
N -- High sensitivity type
3. P -- PCB terminals
WP -- PCB terminals and Quick terminals
WP1 -- PCB terminals (2 coil terminals and 1 NO
terminal) and Quick terminals
WP2 -- PCB terminals (2 coil terminals and 2
stationary support terminals) and
Quick terminals
302 WP - 1A H - - C
123 45 6 7 8
5. B -- Contact material AgCdO
BA -- Contact material AgCdO + Au
C -- Contact material AgNi
CA -- Contact material AgNi + Au
H -- Contact material AgSnO
HA -- Contact material AgSnO + Au
6. Blank -- Standard type
F -- Class F
7. C -- Flux tight
8. -- Coil voltage (please refer to the
coil rating data for the availability)
SONG CHUAN
128
302
Contact Rating
Coil Rating (DC)
Resistive load 17A 240VAC
ʳʳϬStandard Typeʳ
ϬHigh Sensitivity Type
Rated Rated current Coil resistance Max. continuous Pick up Drop out Power consumption
voltage p10 % at 23°Cp10 % at 23°C voltage voltage(Max.) voltage(Min.) at rated
(V) (mA) (7) at 85°C at 23°C at 23°C voltage
3 133 22.5
5 80 62.5
667 90
9 44 202.5
12 33 360
160 % of 75 % of 10 % of
15 27 563
rated rated rated approx. 0.4W
18 22 810
voltage voltage voltage
21 19 1,103
24 17 1,440
36 11 3,240
48 8.3 5,760
60 6.7 9,000
100 4.0 25,000
110 3.6 30,250
Rated Rated current Coil resistance Max. continuous Pick up Drop out Power consumption
voltage p10 % at 23°Cp10 % at 23°C voltage voltage(Max.) voltage(Min.) at rated
(V) (mA) (7) at 85°C at 23°C at 23°C voltage
3
5
6
9
12
160 % of 75 % of 10 % of
15
rated rated rated approx. 0.53W
18
voltage voltage voltage
21
24
36
48
60
100
110
176 17
106 47
88 68
59 153
44 272
35 425
29
25 832
22 1,087
15 2,445
11 4,347
8.8 6,792
5.3 18,868
4.8 22,830
611
SONG CHUAN
129
302
Specification
Safety Approval
Safety Approval Rating
NoteΚ(1) initial value
Contact material AgSnO / AgNi / AgCdO alloy
Contact resistance (1)
Operate time (1) 20ms Max.
Release time (1) 10ms Max.
Insulation resistance (1) 1000M7 Min. (DC 500V)
Between open contact : AC 1000V , 50/60Hz 1 min.
Dielectric strength (1)
Between contact and coil : AC 5000V , 50/60Hz 1 min.
Operating extremes 10Д55Hz , amplitude 1.5 mm
Vibration resistance
Damage limits 10Д55Hz , amplitude 1.5 mm
Operating extremes 10G
Shock resistance
Damage limits 100G
10,000,000 operations
Mechanical
(frequency 18,000 operations/hr)
Life expectancy
100,000 operations
Electrical
(frequency 1,800 operations/hr)
Operating ambient temperature -40Д+85°C (no freezing)
Weight Approx. 17 g
Certified UL / CUL TUV
File No. E88991 R 50025929
UL / CUL
BΕBA / CΕCA HΕHA
TUV
20A 277VAC 20A 277VAC 17A 250VAC
1 1/2HP 250VAC 1 1/2HP 250VAC 20A 250VAC
1HP 125VAC 8A 120VAC Tungsten 12A 250VAC cosӿ0.4
Outline Dimensions
Ϭ302P
(0.039)
1
(0.299)
7.6
(0.496)
12.6
24.8
(0.976)
4.5
(0.177)
0.3
(0.012)
(0.020)
0.5
(0.024)
(1.142)
29
(0.787)
20
(0.138)
3.5
0.6
50m7 Max.
(1A(100mA for Au-plating contact)/6VDC by 4 pipes m7 meter)
SONG CHUAN
130
302
Ϭ302WP1
(0.093)
2.35
24.8
(0.976)
(0.020)
0.5
(0.266)
6.75
4.5
(0.177)
0.3
(0.012)
(0.020)
0.5
(0.024)
0.6
(1.142)
29
(0.925)
23.5
(0.039)
1
9.75
(0.384)
6.35
(0.250)
(0.299)
7.6
(0.496)
12.6
(0.187)
4.75
(0.224)
5.7
1.55
(0.061)
3.2
(0.126)
Wiring Diagram
BOTTOM VIEW
Ϭ302WP2
(0.093)
2.35
24.8
(0.976)
(0.020)
0.5
(0.266)
6.75
4.5
(0.177)
0.3
(0.012)
(0.047)
1.2
(0.024)
0.6
(1.142)
29
(1.031)
26.2
(0.020)
0.5
9.75
(0.384)
6.35
(0.250)
(0.299)
7.6
(0.187)
4.75
(0.224)
5.7
1.55
(0.061)
(0.394)
10
3.2
(0.126)
(0.496)
12.6
Ϭ302WP
(0.039)
1
9.75
(0.384)
6.35
(0.250)
(0.299)
7.6
(0.496)
12.6
(0.187)
4.75
(0.224)
5.7
1.55
(0.061)
3.2
(0.126)
(0.093)
2.35
24.8
(0.976)
(0.020)
0.5
(0.266)
6.75
4.5
(0.177)
0.3
(0.012)
(0.020)
0.5
(0.024)
0.6
(1.142)
29
(0.787)
20
(0.138)
3.5
SONG CHUAN
131
———— All specifications subject to change. Please contact Song Chuan for update. ————
302
Engineering Data
Ϭ302WP2
(0.394)
10
2.5
(0.098)
1.8-2
(0.071)
1.2-2
(0.047)
(0.075)
1.9
(1.031)
26.2
(0.299)
7.6
PC Board Layout
BOTTOM VIEW
Ϭ302P, 302WP Ϭ302WP1
(0.299)
7.6
2.5
(0.098)
1.5-1
(0.059)
1.2-2
(0.047)
(0.075)
1.9
(0.787)
20 (0.138)
3.5
(0.925)
23.5
(0.299)
7.6
2.5
(0.098)
1.5-1
(0.059)
1.2-2
(0.047)
(0.075)
1.9
Life expectancy
AC resistive load/Switching current(A)
10
010
6
Number of operations
5
10
10 7
12 14 16 18 20
10 4
277VAC
Temperature rise (ʨ)
20
60
50
40
30
% of Nominal Coil Voltage (at 85ʨ)
1008060 160140120 180
80
70
90
Coil temperature rise
17A
100
110
% of Nominal Coil Voltage (at 23ʨ)
180
Temperature rise (ʨ)
100
80
20
60
90
70
80
50
30
40
60
100 120 140 160
17A
Coil temperature rise
110
1
2
avg
min
max
0
14013012011090 10070 80 150 160
min
avg
max
180170
Operate time
Release time
15
14
13
12
11
8
6
9
7
5
3
4
10
16
Operate time/Release time
Time (ms)
% of Nominal coil voltage (at 23ʨ)
