YASKAWA P7 User Manual page 42

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Duty and HP
Braking
Motor Voltage
Duty
and Power Rating
Standard
30HP
Duty:
40HP
50HP
60HP
150%
75HP
Peak
100HP
Braking
480VAC
125HP
Power
150HP
200HP
250HP
12%
Average
300HP
Braking
400HP
Power
500HP
Heavy
30HP
Duty:
40HP
50HP
60HP
150%
75HP
Peak
100HP
Braking
480VAC
125HP
Power
150HP
200HP
250HP
50%
Average
300HP
Braking
400HP
Power
500HP
'Decel'
30HP
Duty:
40HP
50HP
60HP
150%
75HP
Peak
100HP
Braking
480VAC
125HP
Power
150HP
200HP
250HP
6%
Average
300HP
Braking
400HP
Power
500HP
Required Dynamic Braking Units and Resistors
Required Dynamic
Resistance and
Braking Units:
rms Current Rating
1 of CDBR-4045B 18.0 ohm 12.1A
1 of CDBR-4045B 13.6 ohm 16.0A
2 of CDBR-4045B 18.0 ohm 12.1A
2 of CDBR-4045B 18.0 ohm 12.1A
2 of CDBR-4045B 13.6 ohm 16.0A
1 of CDBR-4220B 4.20 ohm 50.0A
1 of CDBR-4220B 4.20 ohm 50.0A
1 of CDBR-4220B 3.20 ohm 64.0A
1 of CDBR-4220B 3.20 ohm 64.0A and 1 of CDBR-4045B 13.6 ohm 16.0A 154% of 200HP 11.5% of 200HP
1 of CDBR-4220B 3.20 ohm 64.0A and 2 of CDBR-4045B 13.6 ohm 16.0A 146% of 250HP 11.1% of 250HP
2 of CDBR-4220B 3.20 ohm 64.0A
2 of CDBR-4220B 4.20 ohm 50.0A and 1 of CDBR-4220B 3.20 ohm 64.0A 156% of 400HP 11.7% of 400HP
3 of CDBR-4220B 3.20 ohm 64.0A
2 of CDBR-4045B 36.0 ohm 12.1A
2 of CDBR-4045B 27.2 ohm 16.0A
1 of CDBR-4220B 8.40 ohm 50.0A
1 of CDBR-4220B 8.40 ohm 50.0A
1 of CDBR-4220B 6.40 ohm 64.0A
2 of CDBR-4220B 8.40 ohm 50.0A
2 of CDBR-4220B 8.40 ohm 50.0A
2 of CDBR-4220B 6.40 ohm 64.0A
3 of CDBR-4220B 6.40 ohm 64.0A
4 of CDBR-4220B 8.40 ohm 50.0A
4 of CDBR-4220B 8.40 ohm 50.0A
5 of CDBR-4220B 8.40 ohm 50.0A
6 of CDBR-4220B 6.40 ohm 64.0A
1 of CDBR-4045B 18.0 ohm 08.5A
1 of CDBR-4045B 13.6 ohm 11.6A
2 of CDBR-4045B 18.0 ohm 08.5A
2 of CDBR-4045B 18.0 ohm 08.5A
2 of CDBR-4045B 13.6 ohm 11.0A
1 of CDBR-4220B 4.20 ohm 36.0A
1 of CDBR-4220B 4.20 ohm 36.0A
1 of CDBR-4220B 3.20 ohm 46.0A
1 of CDBR-4220B 3.20 ohm 46.0A and 1 of CDBR-4045B 13.6 ohm 11.6A 154% of 200HP 6.0% of 200HP
1 of CDBR-4220B 3.20 ohm 46.0A and 2 of CDBR-4045B 13.6 ohm 11.0A 146% of 250HP 5.6% of 250HP
2 of CDBR-4220B 3.20 ohm 46.0A
2 of CDBR-4220B 4.20 ohm 50.0A and 1 of CDBR-4220B 3.20 ohm 46.0A 156% of 400HP 9.5% of 400HP
3 of CDBR-4220B 3.20 ohm 46.0A
Fig 2.4 480V Rated Braking Transistor and Resistor Units
Electrical Installation 2 - 14
Additional Required
Resistance and rms
Dynamic Braking Units:
Current Rating
Typical Performance
Peak Braking
Average
Power
Braking Power
152% of 30HP 12.5% of 30HP
151% of 40HP 12.4% of 40HP
182% of 50HP 14.9% of 50HP
151% of 60HP 12.4% of 60HP
159% of 75HP 13.0% of 75HP
192% of 100HP 14.7% of 100HP
153% of 125HP 11.7% of 125HP
167% of 150HP 12.1% of 150HP
166% of 300HP 12.0% of 300HP
148% of 500HP 10.7% of 500HP
152% of 30HP 50.1% of 30HP
151% of 40HP 49.4% of 40HP
194% of 50HP 59.4% of 50HP
162% of 60HP 49.4% of 60HP
169% of 75HP 49.1% of 75HP
192% of 100HP 58.8% of 100HP
153% of 125HP 46.8% of 125HP
167% of 150HP 48.6% of 150HP
187% of 200HP 54.4% of 200HP
152% of 250HP 46.3% of 250HP
126% of 300HP 38.5% of 300HP
118% of 400HP 36.0% of 400HP
148% of 500HP 42.9% of 500HP
152% of 30HP 6.2% of 30HP
151% of 40HP 6.5% of 40HP
182% of 50HP 7.4% of 50HP
151% of 60HP 6.1% of 60HP
159% of 75HP 6.2% of 75HP
192% of 100HP 7.6% of 100HP
153% of 125HP 6.1% of 125HP
167% of 150HP 6.3% of 150HP
166% of 300HP 6.2% of 300HP
148% of 500HP 5.5% of 500HP

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