6-9
Brake Control Function
The 3G3M1 Series Inverter has a built-in brake control function for an elevating system, for example.
Use this function to control the external brake used in an elevating system, for example, from the in-
verter.
The brake control function can be used independently of the 1st Drive Control Selection (F42)/2nd
Drive Control Selection (A14) setting.
6-9-1
Operation Sequence of Brake Control Function
The description of operation sequence of brake control function is shown below.
OFF
ON
OFF
ON
OFF ON
F24: 1st Starting
Frequency 1
Holding Time
Output frequency
Output current
RUN command
Brake release signal
“BRK”
J70: Brake Control Brake-release Timer
Brake confirmation signal
“BOK”
H180: Brake Error Detection Time
V/f control Operation time chart at startup
F23: 1st Starting
Frequency
J69:
Brake Control Brake-release Frequency
E181: Acceleration Wait Time on Brake Control
J68: Brake Control Brake-release Current
6 Vector Control and Applied Functions
6-72
M1 Series Standard Type User's Manual (I669)
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