LK-P
VDE
LK-P
RELAYS
10 A Slim Power Relay
FEATURES
24.0
.945
11.0
.433
25.0
.984
mm inch
4. Popular terminal pitch in AV equipment field
5. Space-saving slim type
Base area: Width 11 × Length 24 mm
Width .433 × Length .945 inch
6. Conforms to the various safety standards
UL/CSA, VDE, TÜV and SEMKO, SEV
approved
1. High switching capacity: 10 A 277V AC
2. High insulation resistance between
contact and coil
1) Creepage distance and clearances
between contact and coil: Min. 6 mm .236
inch (In compliance with IEC65)
2) Surge withstand voltage between contact
and coil: 10,000 V or more
3. High noise immunity realized by the
card separation structure between contact and coil
SPECIFICATIONS
Contact
Characteristics
Arrangement
1 Form A
Initial contact resistance, max.
Max. 100 mΩ
(By voltage drop 6 V DC 1 A)
Contact material
Silver alloy
Nominal switching
10 A 277 V AC, 5 A 30V DC
capacity
Max. switching power
2,770 V A, 150W
Rating
Max.
switching
(resistive load)
277 V AC, 30 V DC
voltage
Max. switching
10 A (AC), 5A (DC)
current
Mechanical
2 × 106
(at 180 cpm)
Expected life
(min. operations) Electrical (at 20 cpm)
105
(at rated load)
Coil
Nominal operating power
Max. operating speed
Initial insulation resistance*1
Between open
Initial *2
contacts
breakdown
Between contact and
voltage
coil
Initial surge voltage between contact
and coil*3
Operate time*4 (at nominal voltage)
Release time (without diode)*4
(at nominal voltage)
Temperature rise (at 70°C)
Functional*5
Destructive*6
Shock resistance
530 mW
Functional*7
Remarks
Vibration resistance
* Specifications will vary with foreign standards certification ratings.
*1 Measurement at same location as "Initial breakdown voltage" section.
*2 Detection current: 10mA
*3 Wave is standard shock voltage of ±1.2 × 50µs according to JEC-212-1981
*4 Excluding contact bounce time.
*5 Half-wave pulse of sine wave: 11 ms; detection time: 10 µs
*6 Half-wave pulse of sine wave: 6 ms
*7 Detection time: 10 µs
*8 Refer to 5. Conditions for operation, transport and storage mentioned in
AMBIENT ENVIRONMENT (Page 24).
Destructive
Conditions for operation,
transport and storage*8
(Not freezing and condensing at low temperature)
20 cpm (at rated load)
Min. 1,000 MΩ (at 500 V DC)
1,000 Vrms for 1 min.
4,000 Vrms for 1 min.
Min. 10,000 V
Approx. 7 ms (at 20°C 68°F)
Approx. 2 ms (at 20°C 68°F)
Max. 45°C with nominal coil
voltage and at 10 A contact
carrying current
(resistance method)
Min. 200 m/s2{approx. 20 G}
Min. 1,000 m/s2{approx. 100 G}
10 to 55Hz
at double amplitude of 1.5mm
10 to 55Hz
at double amplitude of 1.5mm
–40°C to +70°C
–40°F to +158°F
5 to 85% R.H.
Ambient
temp.
Humidity
Air
pressure
86 to 106 kPa
Unit weight
TYPICAL
APPLICATIONS
• Audio visual equipment
TVs, VTRs
• Office equipment
LBP, CRT
• Home appliances
Refrigerator, Air conditioner
56
Approx. 12 g .42 oz
ORDERING INFORMATION
Ex. LKP
1a
F
–
12V
Contact arrangement
Protective construction
Coil voltage(DC)
1a: 1 Form A
F: Flux-resistant type
12, 24V
UL/CSA, TÜV, SEMKO, TV-5 approved type is standard.
Notes 1. Standard packing Carton: 100 pcs. Case: 500 pcs.
2. 5 V, 9 V, 18 V DC types are also available. Please consult us for details.
LK-P
TYPES AND COIL DATA (at 20°C 68°F)
Part No.
Nominal
voltage,
V DC
LKP1aF-12V
LKP1aF-24V
12
24
Pick-up
voltage,
V DC (max.)
(Initial)
8.4
16.8
Drop-out
voltage,
V DC (min.)
(Initial)
1.2
2.4
Coil resistance,
Ω (±10%)
272
1,087
Nominal
operating
current,
mA (±10%)
44.2
22.1
Nominal
operating power,
mW
530
530
Maximum
allowable
voltage,
V DC (at 20°C 68°F)
15.6
31.2
DIMENSIONS
mm inch
PC board pattern (Bottom view)
2-0.9 dia
2-.035 dia
2-1.3 dia
2-.051 dia
16.5
.650
7.5
.295
Max. 25.0
.984
0.5
.020
0.5 dia.
.020 dia.
Max. 24.0
.945
16.5
.650
Tolerance: ±0.1 ±.004
4
.157
0.3
.012
1.65
.065
20.0
.787
Schematic (Bottom view)
0.4
.016
Max. 11.0
.433
1.0
.039
Dimension:
Max. 1mm .039 inch:
1 to 3mm .039 to .118 inch:
Min. 3mm .118 inch:
7.5
.295
20.0
.787
General tolerance
±0.1 ±.004
±0.2 ±.008
±0.3 ±.012
REFERENCE DATA
1. Max. switching power
2. Coil temperature rise
3. Ambient temperature characteristics and coil
applied voltage
Sample: LKP1aF-12V, 6 pcs.
Point measured: coil inside
Contact current: 5 A, 10 A
Contact current: 10 A
60
220
Temperature rise, °C
Contact current, A
55
10
1
50
20°C 10A
20°C 5A
45
70°C 10A
70°C 5A
40
35
Coil applied voltage, %V
100
Allowable ambient temperatures
against % coil voltages
(max. inside the coil temperature set as
115°C 239°F)
180
140
100
Cold start
30
60
Pick-up voltage
25
0
10
20
100
Contact voltage, V
0
100
120
Coil applied voltage, %V
20
0
10
20
30
40
50
60
70
80
Ambient temperature, °C
4. Life curve
Operation frequency: 20 times/min.
(ON/OFF = 1.5s: 1.5s)
Ambient temperature: room temperature
100
Life, ×104
250V AC resistive load
10
1
0
2
4
6
8
10
Contact current, A
57
LK-P
5. Electrical life test
(10 A 277 V AC, resistive load)
Change of pick-up and drop-out voltage
45
10
Pick-up voltage
8
Max.
6
x
Min.
4
Drop-out voltage
Max.
x
Min.
2
0
0
5
No. of operations, ×104
10
Contact resistance, mΩ
Contact
welding
detection
and Miscontacting
detection
circuit
Pick-up and drop-out voltage, V
Circuit:
12V DC
50
12
Sample: LKP1aF-12V, 6 pcs.
Operation frequency: 20 times/min.
(ON/OFF = 1.5s: 1.5s)
Ambient temperature: 20°C 68°F
277V AC
Change of contact resistance
40
35
30
25
20
Max.
15
x
10
Min.
5
0
0
5
No. of operations, ×104
For Cautions for Use, see Relay Technical Information (Page 11 to 39).
58
10