Toshiba manual Note 1. Above 40 C Remove the protective seal from the top of VF-S9

Models: VF-S9

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Note) 1. Above 40° C : Remove the protective seal from the top of VF-S9.

 

 

 

 

E6580757

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Item

 

Specification

 

 

Control system

Sinusoidal PWM control

 

 

functions

Rated output voltage

Adjustable within a range of 100 to 120% of the corrected supply voltage (200/400V) (Unadjustable to any voltage

 

 

Minimum setting steps of

0.1Hz: operation panel setting, 0.2Hz: analog input (when the max. frequency is 100Hz).

 

 

 

 

higher than the input voltage).

 

 

 

Output frequency range

0.5 to 400Hz, default setting: 0.5 to 80Hz, maximum frequency: 30 to 400Hz.

 

 

control

frequency

 

 

 

 

Frequency accuracy

Analog setting: within ± 0.5% of the max. frequency (25° C ± 10° C).

 

 

 

Digital setting: within ± 0.01% of the max. frequency (-10 to +50° C).

 

 

Principal

 

 

 

 

Frequency setting signal

Front potentiometer and external potentiometer (rated impedance of connectable potentiometer: 1 to 10k), 0 to

 

 

 

Voltage/frequency

V/f constant, variable torque, vector control, automatic torque boost, Base frequency and torque boost amount ad-

 

 

 

characteristics

justable.

 

 

 

 

 

10Vdc (input impedance: VIA=30.55k, VB=30k), 4 to 20mAdc (input impedance: 400), The characteristic can

 

 

 

 

be set arbitrarily by two-point setting.

 

 

 

Start-up fre-

Adjustable within a range of 0 to 10Hz / Up to 3 frequencies can be adjusted together with their widths.

 

 

 

quency/frequency jump

 

 

 

 

 

PWM carrier frequency

Adjustable within a range of 2.0 to 16.5Hz (default: 12kHz).

 

 

specifications

(Note 1)

 

 

 

 

Acceleration/deceleration

0.1 to 3600 seconds, switchable between acceleration/deceleration time 1 and 2, selectable between S-pattern ac-

 

 

Dynamic braking

With a built-in dynamic braking circuit, external braking resistor available (optional).

 

 

 

time

celeration/deceleration 1 and 2.

 

 

 

Retry operation

Restart after a check of the main circuit elements in case the protective function is activated: 10 times (Max.) (ad-

 

 

 

 

justable with a parameter).

 

 

 

 

 

 

 

Operation

DC braking

Braking start-up frequency: 0 to maximum frequency, braking rate: 0 to 100%, braking time: 0 to 20 seconds.

 

Output terminal functions

Frequency lower limit output signal, frequency upper limit output signal, low-speed detection output signal, specified

 

 

 

Input terminal functions

Forward/reverse run input signal, jog run input signal, standby signal, preset-speed operation input signal, reset in-

 

 

 

(selectable)

put signal, etc./Switching between sink/source.

 

 

 

(selectable)

speed attainment output signal, etc. Open collector, RY output.

 

 

 

Failure detection signal

1c-contact output: 250Vac/2A, cosφ = 0.1, 250Vac/1A, cosφ = 0.4, 3Vdc/1A.

 

 

 

Output for frequency

Analog output: (1mAdc full-scale DC ammeter or 7.5Vdc full-scale DC ammeter / Rectifier-type AC voltmeter, 225%

 

 

 

meter/output for ammeter

current Max. 1mAdc, 7.5Vdc full-scale), 4 to 20mA/0 to 20mA output.

 

 

 

Protective function

Stall prevention, current limitation, over-current, output short circuit, over-voltage, over-voltage limitation, undervolt-

 

 

Protective function

 

age, ground fault, power supply phase failure, output phase failure overload protection by electronic thermal func-

 

 

 

tion, armature over-load at start-up (5.5kW or larger), load-side over—torque at start, pre-alarm, overheat.

 

 

 

 

 

 

 

Protection against

Auto-restart/non-stop control after momentary power failure.

 

 

 

momentary power failure

 

 

 

 

 

Electronic thermal

Switching between standard motor/constant-torque VF motor, overload trip, overload stall selection.

 

 

 

characteristic

 

 

 

 

function

4-digit 7-segments LED

Frequency:

inverter output frequency.

 

 

 

Alarm:

current, etc.) and parameter settings.

 

 

 

 

stall alarm “C”, overvoltage alarm “P”, overload alarm “L”, overheat alarm “H”.

 

 

 

 

Status:

inverter status (frequency, cause of activation of protective function, input/output voltage, output

 

 

Display

 

Free-unit display: arbitrary unit (e.g. rotating speed) corresponding to output frequency.

 

 

Indicator

frequency setting potentiometer lamp, UP/DOWN key lamp and RUN key lamp. The charge lamp indicates that the

 

 

 

Lamps indicating the inverter status by lighting, such as RUN lamp, MON lamp, PRG lamp, VEC lamp, ECN lamp,

 

 

 

 

main circuit capacitors are electrically charged.

 

 

Environments

Use environments

Indoor, altitude:

1000m (Max.), not exposed to direct sunlight, corrosive gas, explosive gas or vibration (less than

 

 

 

 

5.9m/s2) (10 to 55Hz).

 

 

 

 

 

 

12

 

Ambient temperature

-10 to +60° C Note)1.2.3

 

 

Storage temperature

-20 to +65° C

 

 

 

 

 

 

 

 

Relative humidity

20 to 93% (free from condensation and vapor).

 

Note) 1. Above 40° C : Remove the protective seal from the top of VF-S9.

Note) 2. Above 50° C : Remove the protective seal from the top of VF-S9, and derate the rated output current by 3% for every

°C above 50° C.

Note) 3. Side-by-side installation

Model of 3.7kW or less : from - 10° C to 40° C (Remove the protective seal from the top of VF-S9).

Model of 5.5kW or more : from - 10° C to 50° C.

L-2

Page 181
Image 181
Toshiba Note 1. Above 40 C Remove the protective seal from the top of VF-S9, Model of 5.5kW or more from - 10 C to 50 C