Output Phase Failure Detection - Toshiba TOSVERT VF-S9 Instruction Manual

2) Emergency stopping from the operation panel
Emergency stopping from the operation panel is possible by pressing the STOP key on the panel twice while
the inverter is not in the panel control mode.
(1) Press the STOP key ............................."
(2) Press the STOP key once again...........Operation will come to a trip stop in accordance with the setting

6.15.5 Output phase failure detection

: Output phase failure detection mode selection
• Function
This parameter detects inverter output Phase failure. If the Phase failure status persists for one sec-
ond or more, the tripping function and the FL relay will be activated. At the same time, the trip infor-
mation will also be displayed.
Set to "
commercial power to the motor.
Detection errors may occur for special motors such as high-speed motors.
(Disabled)
................................ No tripping (FL relay deactivated).
(Enabled during operation)
................................ Phase failure detection is enabled during operation. The inverter will trip if the
(Enabled; Disabled during auto-restart)
................................ This function, however, is disabled during auto-restart after momentary power fail-
Title
Output phase failure detection mode
selection
" will blink.
of the
failure detection signal generated (FL relay deactivated).
" to control the opening of the inverter connection to the motor and connecting
Phase failure status persists for one second or more. (FL relay activated.)
ure. When phase failure detect decrease the output voltage, and restart.
Function
F-45
parameter. After this, " " will be displayed and a
Adjustment range
0: Disabled
1: Enabled (during operation)
2: Enabled
(Disabled during auto-restart)
E6580757
6
Default setting
0