Distributor: Electro-Stock www.electrostock.com Tel: 630-682-1542 Fax: 630-682-1562
FEATURES:
Switching capacity up to 20A
PC pins and quick connect terminals
Uses include household appliances
High inrush capability
Strong resistance to shock and vibration
E197851
28.9 x 12.6 x 24.3(34.3) mm
CONTACT DATA
Contact Arrangement
1A = SPST N.O.
Contact Rating
16A @ 250VAC/28VDC general purpose
20A @ 125VAC general purpose
Contact Resistance
< 50 milliohms initial
Contact Material
AgSnO
2
Maximum Switching Power
448W, 4000 VA
Maximum Switching Voltage
300VAC
Maximum Switching Current
20A
DC COIL DATA
Coil Voltage
VDC
Coil Resistance
10%
Rated Max.
.54W
Pick Up Voltage
VDC (max)
75%
of rated voltage
Release Voltage
VDC (min)
10%
of rated voltage
Coil Power
W
Operate Time
ms
Release Time
ms
5 6.5
46
3.75
.50
6 7.8
67
4.50
.60
9 11.7
150
6.75
.90
12 15.6
270
9.00
1.2
24 31.2
1100
18.00
2.4
48 62.3
4267
36.00
4.8
.54
20
10
CAUTION:
1. The use of any coil voltage less than the rated coil voltage may compromise the operation of the relay.
2. Pickup and release voltages are for test purposes only and are not to be used as design criteria.
GENERAL DATA
Electrical Life @ rated load
Mechanical Life
100K cycles, typical
10M cycles, typical
Insulation Resistance
100M
min @ 500VDC
Dielectric Strength, Coil to Contact
Contact to Contact
1000V rms min. @ sea level
1000V rms min. @ sea level
Shock Resistance
100m/s
2
for 11ms
Vibration Resistance
1.5mm double amplitude 10-40Hz
Terminal (Copper Alloy) Strength
10N
Operating Temperature
Storage Temperature
-30
C to + 55 C
-40
C to + 85 C
Solderability
230
C 2 C for 10 0.5s
Weight 15g
WJ121
Distributor: Electro-Stock www.electrostock.com Tel: 630-682-1542 Fax: 630-682-1562
ORDERING INFORMATION
1. Series:
WJ121
WJ121
2.Contact Arrangement:
1A = SPST N.O.
1A
3. Sealing Options:
S = Sealed (standard)
C = Dust Cover
S
12VDC
4. Coil Voltage:
5VDC
6VDC
9VDC
12VDC
24VDC
48VDC
DIMENSIONS (Units = mm)
SCHEMATICS & PC LAYOUTS (BOTTOM VIEWS)
WJ121
1A
** The contacts are connected to the quick connect
terminals on top of the relay as well as the PC terminals.
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