Hitachi L300P-110L Instruction Manual page 66

(2) Outside DC braking
Set 07(DB) to an intelligent input terminal.
DC braking is then switched by ON/OFF of DB terminal irrespective of DC braking selection A051.
Set strength of DC braking power with A054.
If DC braking late time A053 is set, the Inverter outpuit is cut off for this time period, the motor will be free
running.
After the late time passes, DC braking is started.
Please set DC braking time A055 or DC braking time by DB terminal paying attention to the heat of the motor.
Please set each setting in accordance with the system, after level action or edge action are selected with
A056.
(a) Edge operation (A056:00)
(Example 1-a)
FW
DB
Output frequency
(Example 2-a)
FW
DB
Output frequency
(Example 3-a)
FW
DB
Output
frequency
A053
A055
A055
Free running
A055
Chapter4 Explanation of function
(b) Level operation (A056:01)
(Example 1-b)
FW
DB
Output frequency
(Example 2-b)
FW
DB
Output frequency
(Example 3-b)
FW
DB
Output frequency
4-26
Free running
A053