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CB
REFERENCE DATA
CB RELAYS (Standard type)
1. Allowable ambient temperature
(Heat resistant standard type)
2. Max. switching capability (Resistive load)
(Standard type)
3. Ambient temperature and operating voltage
range
150
140
60
(N.O. side Room temperature)
(Standard type)
40
35
50
120
20A
30
100
30A
40
25
80
60
40A
30
20
10 5 cycle lin e
20
15
10
Operating voltage range
40
20
90
100
110 120 130 140
150
10
0
0
10
Actual value
(Max. 10 5 cycle)
20 30 40 50
5
0
–40 –20
Pick-up voltage
(Cold start)
0 20 40 60 8085 100 120
Applied coil voltage, %V
Switching current, A
Ambient temperature, ° C
Assumption:
? Maximum mean coil temperature: 180 ° C
? Curves are based on 1.4W (Nominal power consumption of the unsupprressed coil at nominal voltage)
4. Distribution of pick-up and drop-out voltage
Sample: CB1-P-12V, 42pcs.
60
Pick-up voltage
5. Distribution of operate and release time
Sample: CB1-P-12V, 42pcs.
60
Operate time
50
Drop-out voltage
50
Release time
40
30
20
10
0
1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5 6.0
Voltage, V
40
30
20
10
0
1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5 6.0 6.5 7.0
Operate and release time, ms
6. Electrical life test (Motor free)
Sample: CB1F-12V, 5pcs.
Load: 25A 14V DC, motor free actual load
Operating frequency: ON 1s, OFF 9s
Ambient temperature: Room temperature
Change of pick-up and drop-out voltage
6
Change of contact resistance
50
Circuit
Tested sample
Relay harness
5
4
Pick-up voltage
Max.
X
Min.
40
3
3
Max.
2
Drop-out voltage
X
Min.
20
14V DC
M
Motor
1
10
Max.
X
Observation of load waveform
0
0
5
10
0
0
5
Min.
10
with current probe and digital
oscilloscope
Load current waveform
Inrush current: 80A, Steady current: 25A
20A
200ms
No. of operations, × 10 4
No. of operations, × 10 4
Panasonic Corporation
Automation Controls Business Unit
industrial.panasonic.com/ac/e/
ASCTB220E 201208-T
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