Reference data – Panasonic CR Relays User Manual
Page 3
CR
REFERENCE DATA
1-(1). Coil temperature rise (at room
temperature)
Sample: CR2-12V, 5pcs
Contact carrying current: 10A, 15A, 20A
Ambient temperature: Room temperature
1-(2). Coil temperature rise (at 85
°C
185
°F
)
Sample: CR2-12V, 5pcs
Contact carrying current: 10A, 15A
Ambient temperature: 85
°C
185
°F
2. Max. switching capability (Resistive load,
initial)
12
14
16
200
160
120
80
40
0
15A
10A
20A
Coil applied voltage, V
Temperature rise,
°C
12
14
16
200
160
120
80
40
0
15A
10A
Coil applied voltage, V
Temperature rise,
°C
0
Switching current, A
Switching voltage, VDC
10
50
40
30
20
60
(N.O. side Room temperature)
0
20
30
40
10
50
3. Ambient temperature and operating
temperature range
4. Ambient temperature characteristics
5. Distribution of pick-up and drop-out voltage
Sample: CR2-12V, 100pcs
0
Ambient temperature,
°C
Coil applied voltage, VDC
5
10
15
35
30
25
20
40
–40 –20
20
40
60
100
0
120
8085
Pick-up voltage
(Cold start)
0
Ambient temperature,
°C
Ratio against the rated voltage, %V
10
20
30
70
60
50
40
80
–40 –20
20
40
60
100
0
Pick-up voltage upper limit
Pick-up voltage lower limit
80
0
30
20
10
40
50
60
70
Voltage, V
Frequency, n
1.5 2.0 2.5 3.0 3.5
4.5 5.0
4.0
5.5 6.0 6.5 7.0 7.5
Pick-up voltage
Drop-out voltage
6. Distribution of operate time
Sample: CR2-12V, 100pcs
7. Distribution of release time
Sample: CR2-12V, 100pcs
* With diode
0
30
20
10
40
50
60
70
80
90
100
Time, ms
Quantity, n
3.0
2.0
1.5
2.5
3.5
4.5 5.0
4.0
5.5 6.0 6.5
0
30
20
10
40
50
60
70
80
90
100
Time, ms
Quantity, n
3.0
2.0
1.5
2.5
3.5
4.5 5.0
4.0
5.5 6.0 6.5
8-(1). Operation noise distribution
When operated
8-(2). Operation noise distribution
When released
Measuring conditions
Sample: CR2-12 V, 50 pcs.
Equipment setting: “A” weighted, Fast, Max. hold
Coil voltage: 12V DC
Coil connection device: Diode
Background noise: Approx. 20dB
0
10
20
30
40
50
40
42
44
46
48
50
52
56
54
Frequency
Noise level, dB
0
10
30
20
40
50
36
38
40
42
46
44
48
50
52
Frequency
Noise level, dB
Relay
Microphone
Sponge
50mm
1.969inch
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