Toshiba inverter-Tosvert VF-PS1 common spec
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Toshiba inverter-Tosvert VF-PS1 common spec
| Item | Specification | |||
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Principal control functions |
Control system | Sinusoidal PWM control | ||
| Output voltage adjustment | Main circuit voltage feedback control. (Switchable between automatic adjustment/fix/control off) | |||
| Output frequency range |
Setting between 0.01 to 500Hz. Default max. frequency is set to 0.01 to 60Hz. Maximum frequency adjustment (30 to 500Hz) |
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| Minimum setting steps of frequency | 0.01Hz: operation panel input (60Hz base), 0.02Hz: analog input (60Hz base, 11 bit/0 to 10Vdc) | |||
| Frequency accuracy | Within +/-0.2% (25 degreeC+/-10 degreeC): analog input +/-0.01% (25 degreeC+/-10 degreeC): digital input | |||
| Voltage/frequency characteristics | V/f constant, square reduction torque control, automatic torque boost, vector calculation control, base frequency adjustment 1 and 2 (25 to 500Hz), V/F 5-point arbitrary setting, torque boost adjustment (0 to 30%), start frequency adjustment (0 to 10Hz), stop frequency adjustment (0 to 30Hz) | |||
| Frequency setting signal |
3kohm potentiometer (possible to connect to 1 to 10kohm-rated potentiometer) 0 to 10Vdc (input impedance Zin: 30kohm) 0 to +/-10Vdc (Zin: 22kohm) 4 to 20mAdc (Zin:242ohm) |
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| Terminal board base frequency | The characteristic can be set arbitrarily by two-point setting. Compliant with 6 types of input; analog input (RR, VI/II, RX, RX2), pulse input and binary/BCD input (*RX2, binary/BCD input: optional) | |||
| Frequency jump | 3 places. Setting of jump frequency and width. | |||
| Upper and lower limit frequencies | Upper limit frequency: 0 to max. frequency, lower limit frequency: 0 to upper limit frequency | |||
| PWM carrier frequency | 200V-45kW or less, adjustable between 1.0 to 16kHz for 400V-75kW or less200V-55kW or less, adjustable between 2.5 to 8kHz for 400V-90kW or more | |||
| PID control | Adjustment of proportional gain, integral time, differential time and delay filter | |||
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Operation specifications |
Acceleration/deceleration time | 0.01 to 6000 sec. Selectable from among acceleration/deceleration. times 1 and 2. Automatic acceleration/deceleration function. S-pattern acceleration/deceleration 1 and 2 pattern adjustable. | ||
| DC braking | Adjustment of braking start frequency (0 to 120Hz), braking (0 to 100%) and braking time (0 to 10 sec.). With emergency stop braking function and motor shaft fix control function. | |||
| Forward run/reverse run Note 1) | With F-CC closed to forward run, with R-CC closed to reverse run, with both closed to reverse run. With ST-CC opened to coast stop. Emergency stop by panel operation or terminal board. | |||
| Jog run Note 1) |
Jog mode, if selected, allows jog operation from the operation panel Jog run operation by terminal board is possible by setting the parameters. |
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| Preset speed operation Note 1) |
By changing the combination of open/close between S1, S2, S3, RR/S4-CC, set frequency + 15-speed operation. Selectable between acceleration/deceleration time, torque limit and V/f by set frequency. |
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| Retry | Capable of restarting after a check of the main circuit elements in case the protective function is activated. Max. 10 times selectable arbitrarily. Waiting time adjustment (0 to 10 sec.) | |||
| Soft stall | Automatic load reduction control at overloading. (Default: OFF) | |||
| Cooling fan ON/OFF | The cooling fan will be stopped automatically to assure long life when unnecessary. | |||
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Operation panel key operation ON/OFF control |
Key prohibition selectable between Stop key only, Mode key only, etc. All key operations can be prohibited. | |||
| Regenerative power ride-through control | Possible to keep the motor running using its regenerative energy in case of a momentary power failure. (Default: OFF) | |||
| Auto-restart operation | Possible to restart the motor in coasting in accordance with its speed and direction. (Default: OFF) | |||
| Commercial inverter switching | Possible to switch operation by commercial power source or inverter | |||
| Drooping function | When two or more inverters are used to operate a single load, this function prevents load from concentrating on one inverter due to unbalance. | |||
| Override function | External input signal adjustment is possible to the operation frequency command value. | |||
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Protective function |
Protective function | Stall prevention, current limit, overcurrent, overvoltage, short circuit on the load side, ground fault on the load side (Note 5), undervoltage, momentary power failure (15ms or more), non-stop control at momentary power failure, overload protection, arm overload at starting, overcurrent on the load side at starting, overcurrent and overload at dynamic braking resistance, fin overheat, emergency stop. | ||
| Electronic thermal characteristic | Switchable between standard motor/constant torque VF motor, adjustment of overload protection and stall prevention level. | |||
| Reset | Reset by 1a contact closed (or 1b contact opened), or by operation panel. Or power source OFF/ON. This function is also used to save and clear trip records. | |||
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Display functions |
4-digit and 7-segment LED |
Alarms | Stall prevention during operation, overload limit, overload, undervoltage on power source side, DC circuit undervoltage, setting error, in retry, upper limit, lower limit. | |
| Causes of failures | Overcurrent, overvoltage, fin overheat, short circuit on the load side, ground fault on the load side, inverter overload, arm overcurrent at starting, overcurrent on the load side at starting, EEPROM error, RAM error, ROM error, transmission error, (dynamic braking resistor overcurrent/overload), (emergency stop), (undervoltage), (low current), (overtorque), (motor overload), (output phase failure) The items in the parentheses are selectable. | |||
| Monitoring function | Operation frequency, operation frequency command, forward run/reverse run, output current, DC voltage, output voltage, compensated frequency, terminal board input/output information, CPU version, control EEPROM version, past trip history, cumulative operation time, speed feedback, torque, torque command, torque current, exiting current, PID feedback value, motor overload factor, inverter overload factor, PBR overload factor, PVBR load factor, input power, output power, peak output current, peak DC voltage, Motor counter pseudo PG, position pulse, RR input, VI/II input, RX input, RX2 input, FM output, AM output, meter adjustment fix output, flash memory version, main circuit EEPROM version, types of connection option, previous default setting, previous automatic control (AU2) | |||
| Free unit display | Display of optional units other than output frequency (motor speed, line speed, etc), current ampere/% switch, voltage volt/% switch | |||
| Automatic edit function | Searches automatically parameters that are different from the standard default setting parameters. Easy to find changed parameters. | |||
| User default setting | User parameter settings can be saved as default settings. Allows to reset the parameters to the user-defined parameter settings. | |||
| LED | Charge display | Displays main circuit capacitor charging. | ||
| Power Removal safety, function | Built-in Power Removal safety function which complies with EN954-1 category 3 and IEC/EN61508-1 SIL2. | |||
| Input/output terminal input function | Possible to select positive logic or negative logic with programmable input/output terminal function menu. Note 1: Note 2: (Default setting: positive logic) | |||
| Sink/source switching | Possible to switch between minus common (CC) and plus common (P24) for control terminal. (Default setting: minus common (CC)) | |||
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Output signal |
Failure detection signal | 1c contact output (250Vac-2A-cosO=1, 250Vac-1A-cosO=0.4, 30Vdc-1A) | ||
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Low speed/speed reach signal output Note 2) |
Open collector output (24Vdc, max. 50mA, output impedance: 33ohm) | |||
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Upper/lower limit frequency signal output Note 2) |
Open collector output (24Vdc, max. 50mA, output impedance: 33ohm) | |||
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Output for frequency meter/output for ammeter Note 3) |
Analog output. 1mAdc full-scale DC ammeter or 7.7Vdc-1mA voltmeter | |||
| Pulse train frequency output | Open collector output (24Vdc, max. 50mA) | |||
| Communication function | RS-485 standard 2-channel equipped (connector: modular 8P) | |||
| Environments | Operating environments | Indoor use. Altitude: 3000m or less (current reduction necessary if 1000m or more.) Place not exposed to direct sunlight and free of corrosive and explosive gases. | ||
| Ambient temperature | -10 to +60 degreeC (Remove the upper cover if 40 degreeC or more, max. 60 degreeC) Note 4: | |||
| Storage temperature | -25 to +70 degreeC | |||
| Relative humidity | 20 to 93% (free from condensation) | |||
| Vibration | 5.9m/s2{0.6G} or less (10 to 55Hz) (Compliant with JIS C0040) | |||
Note 2: Programmable ON/OFF output terminals make it possible to arbitrarily select from 180 types of signals.
Note 3: Programmable analog output terminals make it possible to arbitrarily select from 50 types of signals.
Note 4: When using inverters where the ambient temperature will rise above 50 degreeC or 45 degreeC, remove the upper cover and operate each inverter at a current lower than the rated one.
Note 5: This function protects inverters from overcurrent due to output circuit ground fault. .