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Parameter
Function
Name
Power failure stop
261
selection
267
Refer to Pr. 73.
268
Refer to Pr. 52.
——
269
Parameter for manufacturer setting. Do not set.
Stop-on contact
270
control selection
Stop-on contact
excitation current
275
low-speed
multiplying factor
PWM carrier
276
frequency at stop-
on contact
277
Refer to Pr.22.
——
Brake opening
278
frequency
Brake opening
279
current
Brake opening
280
current detection
time
Brake operation
281
time at start
Brake operation
282
frequency
Brake operation
283
time at stop
Automatic
acceleration/
292
deceleration
Incre-
Initial
Range
ments
Value
Coasts to stop.
0
When undervoltage or power failure
occurs, the output is shut off.
Decelerates to a stop when undervoltage
1
or a power failure occurs.
1
0
Decelerates to a stop when undervoltage
or a power failure occurs.
2
If power is restored during a power failure,
the inverter accelerates again.
0
Without stop-on contact control
1
0
1
Stop-on contact control
Force (holding torque) for stop-on contact
0 to 300%
control.
0.1%
9999
Usually a value between 130% and 180%.
9999
No compensation.
PWM carrier frequency for stop-on contact
control.
0 to 9
1
9999
(Valid at the output frequency of 3Hz or
less.)
9999
As set in Pr. 72 PWM frequency selection.
Set to the rated slip frequency of the motor
+ about 1.0Hz.
0.01Hz
3Hz
0 to 30Hz
This parameter may be set only if Pr. 278 ≤
Pr. 282.
Generally, set this parameter to about 50
to 90%. If the setting is too low, the load is
0.1%
130% 0 to 200%
liable to drop due to gravity at start.
Suppose that the rated inverter current is
100%.
0.1s
0.3s
0 to 2s
Generally, set to about 0.1 to 0.3s.
Pr. 292 = 7: Mechanical delay time until the
brake is loosened.
0.1s
0.3s
0 to 5s
Pr. 292 = 8: Set the mechanical delay time
until the brake is loosened + about 0.1 to
0.2s.
Frequency to switch OFF the brake
opening request signal (BOF).
Generally, set this parameter to the Pr. 278
0.01Hz
6Hz
0 to 30Hz
setting + 3 to 4Hz.
This parameter may be set only if Pr. 282 ≥
Pr. 278.
Pr. 292 = 7: Set the mechanical delay time
until the brake is closed + 0.1s.
0.1s
0.3s
0 to 5s
Pr. 292 = 8: Set the mechanical delay time
until the brake is closed + about 0.2 to 0.3
seconds.
0, 1, 7, 8,
1
0
Brake sequence function is valid when a setting is "7 or 8".
11
Parameter list
Param
Description
eter
Copy
All
Param
Param
eter
eter
Clear
Clear
3
91

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