Emergency Stop - Toshiba TOSVERT VF-FS1 Instruction Manual

6.17.4 Emergency stop

: Emergency stop
: Emergency DC braking time
• Function
These parameters allow you to specify how to stop operation using an external control device when
an external trip occurs. When operation is stopped, the trip
When setting
(emergency braking time)
1) External trip stop via terminals
The external trip stop function can be executed via the a-contact. Proceed as follows to assign an
external stopping terminal and select the stopping method:
[Parameter setting]
Title
Emergency stop selection
Emergency DC braking time
DC braking current
(Example of terminal assignment): Assigning the trip stop function to the RES terminal
Title
Input terminal selection 3 (RES)
Note 1: Emergency stopping via the specified terminal is possible, even during panel operation.
Note 2: If DC braking is not needed to bring the motor to a stop under normal conditions, although
set to 2 (emergency DC braking), set the DC braking starting frequency (
2) Emergency stopping from the operation panel
Emergency stopping from the operation panel is possible
by pressing the
STOP
(1) Press the key ................................"
STOP
(2) Press the key once again
STOP
to (emergency DC braking), set also
Function
Function
key on the panel twice while the inverter is not in the panel control mode.
Operation will come to a trip stop in accordance with the setting
of the
After this, " " will be displayed and a failure detection signal
generated (FL relay deactivated).
F-57
and the FL relay also are activated .
(DC braking rate) and
Adjustment range
0: Coast stop
1: Slowdown stop
2: Emergency DC braking
0.0 ~ 20.0 [sec]
0-100 (%)
Adjustment range
0-71
" will blink.
parameter.
E6581381
Default setting
6
0
1.0
50
Setting value
11 (External trip
stop)
is
) at 0.0 Hz.