Discontinued as of August 31, 2011
LK
4. Life curve
Operation frequency: 20 times/min.
(ON/OFF = 1.5s: 1.5s)
Ambient temperature: room temperature
5-1. Operate & release time (without diode)
5-2. Operate & release time (with diode)
100
15
Operate time
15
Operate time
250V AC resistive load
Release time
Release time
10
10
10
Max.
Min.
5
Max.
Min.
5
Max.
Min.
Max.
Min.
1
0
1
2
3
4
5
0
70
100 130
0
70
100 130
Contact current, A
6-1. Electrical life test
(5 A 277 V AC, resistive load)
Sample: LK1aF-12V, 6 pcs.
Operation frequency: 20 times/min.
(ON/OFF = 1.5s: 1.5s)
Ambient temperature: 26 ° C 79 ° F
Coil applied voltage, %V
Change of pick-up and drop-out voltage
100
80
Coil applied voltage, %V
Change of contact resistance
50
40
Circuit:
60
Max.
30
Contact
40
Pick-up voltage
Min.
20
welding
detection
277V AC
12V DC
and Mis-
contacting
detection
circuit
20
Max.
10
Max.
Min.
Drop-out voltage
Min.
0
0
5
10
0
0
5
10
No. of operations, × 10
4
No. of operations, × 10 4
6-2. Electrical life test
(UL lamp load test TV-5)
Tested sample: LK1aF-12V, 6 pcs.
? Overload test
Load: 7.5 A 120 V AC (60 Hz),
Inrush: 111 A
Operation frequency: 10 times/min
Change of pick-up and drop-out voltage
100
80
Change of contact resistance
50
40
(ON: OFF = 1 s: 5 s)
No. of operations: 50 ope.
60
Max.
30
? Endurance test
Load: 5A 120 V AC (60 Hz),
40
Pick-up voltage
Min.
20
Inrush: 78 A
Operation frequency: 10 times/min
(ON: OFF = 1 s: 5 s)
No. of operations: 25,000 ope.
20
Drop-out voltage
Max.
Min.
10
Max.
Min.
0
0
2.5
0
0
2.5
No. of operations, × 10 4
ALL RIGHTS RESERVED ? C OPYRIGHT PANASONIC ELECTRIC WORKS CO., LTD.
No. of operations, × 10 4
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