Toshiba TOSVERT VF-AS3 Instruction Manual page 23
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Also See for TOSVERT VF-AS3:
- Instruction manual (622 pages) ,
- Manual (69 pages) ,
- Quick start manual (68 pages)
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3. 1. 4
Abnormal speed detection function
* Parameter
Table 3-4. Parameters for abnormal speed detection
Title
F622
Abnormal speed detection time
F623
Abnormal speed increase band
F624
Abnormal speed decrease band
* Functions
If speed feedback (Estimated speed) > (Output frequency + [F623]) or speed feedback (Estimated
speed) < (Output frequency - [F624]), and a certain period of time set with [F622: Abnormal speed
detection time], a trip occurs.
You can provide range for a detection level of a trip with a setting of [F623: Abnormal speed
increase band] and [F624: Abnormal speed decrease band]
During torque control, if speed feedback (Estimated speed) > (Speed upper limit + [F623]) or >
(Speed lower limit - [F624]) a certain period of time set with [F622: Abnormal speed detection time],
"E-13" trip occurs.
Output frequency [Hz]
0
Function Name
Output frequency
[F622]
[F622]
3-5
Adjustment Range
0.01 – 100.00sec
0.0: Disabled, 0.01 – 30.00Hz
0.0: Disabled, 0.01 – 30.00Hz
[F623]
[F624]
Feedback speed
"E-13" Trip (speed error)
Time [s]
E6582148
Setting at
Shipment
0.01
0.00
0.00
10
3. Functional Description
3
9
- Quick Links:
- Connection to the Inverter
- Wiring
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