Dc Injection Brake (Pr. 10 To Pr. 12) - Mitsubishi Electric FR-E540-0.4K-EC Instruction Manual

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DC dynamic brake (Pr. 10, Pr. 11, Pr. 12)

4.2.7 DC injection brake (Pr. 10 to Pr. 12)

Pr. 10 "DC injection brake operation frequency"
Pr. 11 "DC injection brake operation time"
Pr. 12 "DC injection brake voltage"
By setting the DC injection brake voltage (torque), operation time and operation
starting frequency, the stopping accuracy of positioning operation, etc. or the timing of
operating the DC injection brake to stop the motor can be adjusted according to the
load.
Parameter
Number
10
11
12
<Setting>
y Use Pr. 10 to set the frequency at which the DC injection brake operation is started.
y Use Pr. 11 to set the period during when the brake is operated.
y Use Pr. 12 to set the percentage of the power supply voltage.
y When using an inverter-dedicated motor (constant-torque motor), set 6% (factory
setting) in Pr. 12.
Install a mechanical brake. No holding torque is provided.
Factory Setting
Setting Range
3Hz 0 to 120Hz
0.5 s 0 to 10 s
6% 0 to 30%
Pr.12
DC injection
Operation
brake voltage
voltage
CAUTION
77
PARAMETERS
Operation
Pr.10
frequency
Time
Time
Operation time
Pr.11