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Panasonic ALFG2PF12 PCB Mount Relay ALFG2PF12 Data Sheet

Product codes
ALFG2PF12
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Page of 6
LF-G (ALFG)
4
ds_61B12_en_lfg: 240913D
 High capacity type (Contact Gap 1.5 mm 
.059 inch
 type)
4. Electrical life test 
(22A 250V AC cos
 = 0.8 Inductive load)
Sample: ALFG1PF09, 6 pcs.
Operation frequency: ON:OFF = 0.1s:10s
Ambient temperature: 85
C 
185
F
Circuit:
Change of pick-up and drop-out voltage
Change of contact resistance
Contact welding detection 
and Mis-contacting 
detection circuit
250V AC
9V DC
Pick-up and drop-out voltage, V
3
0
10
9
8
7
6
5
4
3
2
1
0
Max.
Min.
x
Max.
Min.
x
No. of operations, 
×10
4
Pick-up voltage
Drop-out voltage
Contact resistance, m
Ω
No. of operations, 
×10
4
3
0
100
90
80
70
60
50
40
30
20
10
0
Max.
Min.
x
1. Coil temperature rise
Sample: ALFG2PF09, 6 pcs.
Point measured: coil inside
Ambient temperature: 20
C 
68
F
, 60
C 
140
F
Contact carrying current: 31A
2. Ambient temperature characteristics and coil 
applied voltage
Coil applied voltage, %V
20
°C
60
°C
140
°F
31A
60
°C
140
°F
0A
68
°F
31A
20
°C
68
°F
0A
140
120
100
80
60
100
80
60
40
20
Te
mperature rise, 
°C
Coil applied voltage, %V
90
0
10
20
30
40
50
60
70
80
194
32
50
68
86 104 122 140 158 176
180
140
100
60
0
Contact carrying 
current: 31A
Pick-up voltage
Coil & contact
no carrying current
*Inside the coil temperature
155
°C
311
°F
(UL Class F)
Allowable ambient temperatures
against % coil voltages
(max. inside the coil temperature
set as 155
°C
311
°F
)
°F
Ambient temperature, 
°C
3. Electrical life test 
(31A 250V AC cos
 = 0.8 Inductive load)
Sample: ALFG2PF09, 6 pcs.
Operation frequency: ON:OFF = 0.1s:10s
Ambient temperature: 85
C 
185
F
Circuit:
Change of pick-up and drop-out voltage
Change of contact resistance
Contact welding detection 
and Mis-contacting 
detection circuit
250V AC
9V DC
Pick-up and drop-out voltage, V
3
0
10
9
8
7
6
5
4
3
2
1
0
Max.
Min.
x
Max.
Min.
x
No. of operations, 
×10
4
Pick-up voltage
Drop-out voltage
Contact resistance, m
Ω
No. of operations, 
×10
4
3
0
100
90
80
70
60
50
40
30
20
10
0
Max.
Min.
x