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LD (ALD)
TYPES AND COIL DATA (at 20°C 68°F)
Nominal voltage,
Part No.
V DC
ALD14H
4.5
ALD105
5
ALD106
6
ALD109
9
ALD112
12
ALD118
18
ALD124
24
DIMENSIONS
REFERENCE DATA
1. Max. switching power
3.0
2.0
AC resistive load
DC resistive load
1.0
0.5
0.4
0.3
0.2
0
20 30
50
100
Contact voltage, V
4-(1). Operate time
Sample: ALD112, 6 pcs.
10
8
6
4
Min.
2
0
80
100
120
Coil applied voltage, %V
Pick-up voltage,
Drop-out voltage,
V DC (max.)
V DC (min.)
(Initial)
(Initial)
3.38
0.22
3.75
0.25
4.5
0.3
6.75
0.45
9
0.6
13.5
0.9
18
1.2
Max. 20.5
.807
0.4
.016
0.2
0.2
.008
0.4 dia
.008
016 dia
1.05
11.5
7.0
.453
.276
.041
2. Life curve
100
50
30
10
200 300
4-(2). Release time (without diode)
Sample: ALD112, 6 pcs.
10
8
6
4
Max.
2
0
140
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Coil resistance,
Ω (±10%)
101
125
180
405
720
1,620
2,880
Max. 7.2
.284
Max. 15.3
.602
3.4
.134
0.8
.031
4.7
1.15
.045
.185
Dimension:
General tolerance
±0.1
Max. 1mm
.039
inch:
inch: ±0.2
1 to 3mm
.039 to .118
±0.3
Min. 3mm
.118
inch:
125V AC
resistive load
0
1
2
3
Contact current, A
Max.
Min.
80
100
120
140
Coil applied voltage, %V
Nominal
Nominal
operating
operating power,
current,
mW
mA (±10%)
44.6
200
40.0
200
33.3
200
22.2
200
16.7
200
11.1
200
8.3
200
PC board pattern (Bottom view)
(1.05)
11.5
(.041)
.453
(1.15)
(.045)
4.7
.185
Schematic (Bottom view)
COIL
±.004
±.008
±.012
3. Coil temperature rise
Sample: ALD112, 6 pcs.
Point measured: inside the coil
Contact current: 0 A, 3 A
70
60
20°C
50
40
30
20
10
0
0
100
Coil applied voltage, %V
4-(3). Release time (with diode)
Sample: ALD112, 6 pcs.
10
8
6
4
2
0
80
100
Coil applied voltage, %V
Maximum
allowable voltage,
V DC
(at 20°C 68°F)
5.85
6.5
7.8
11.7
15.6
23.4
31.2
mm
inch
7.0
.276
4-1.1 dia
4-.043 dia
Tolerance: ±0.1
±.004
COM
NO
0A
3A
70°C
125
150
175
Max.
Min.
120
140
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