Eaton PowerXL DA1 Series Installation Manual page 64

2 Engineering
2.6 Brake resistors
60
The continuous rating P
factor of the duty cycle DF [%] less than the maximum impulse output P
The resistance value R
resistance value R
min
￫
Use brake resistors with the recommended R
values for the DA1 variable frequency drives' ratings.
￫
For the rated brake resistors for DA1 variable frequency drives,
please refer to the technical data chapter in
DA1 Variable Frequency Drives 08/18 MN04020005Z-EN www.eaton.com
of the braking resistance is therefore always the
DB
must be at least as much as the minimum permitted
B
of the brake transistor.
.
Peak
resistance
Brec