Yaskawa P7 Drive User Manual - Manual (Page 42)

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