2 Engineering
2.14 Regenerative braking
78 Rapid Link 5 · RAMO5 · RASP5 05/20 MN034004EN www.eaton.com
Table 14: Braking chopper parameters
Table 15: Technical data (applicable to all RASP5… devices)
Para-
meter
Designation Description Unit Min Max DS
P4-05 Brake chopper mode Parameter function only for devices
with internal brake resistors
0: Disabled
1: Active in RUN
2: Active in RUN and STOP
– 0 2 2
ATTENTION
When using RAMO5 or RASP5 units, do not connect external
brakes directly (to U, V, or W) in the motor's terminal box.
Size Value
Resistance R 400 Ω
Tolerance ±20 %
Energy E 200 Ws
Power P 100 W
Isolation voltage V
t
4000 V
Maximum barrier layer temperature T
jmax
125 °C
Switch-on threshold for the braking transistor U
DC
to: 780 V DC
OFF 756 V DC
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