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Control Method:
Line to line sine-wave pulse width modulation (PWM) control
Output
Frequency Range:
0.1 - 400 Hz
To operate the beyond 50/60 Hz,
consult the motor manufacturer
about the maximum allowable speed
Frequency
Accuracy:
Digital command:
+ 0.01% of the max. frequency
Analog command:
+ 0.2% (25C + 10C) of the max. frequency
Frequency
Resolution:
Digital Setting:
0.01 Hz
Analog Setting:
Max. frequency/4000
(O terminal: 12 bit 0-10V,
O2 terminal: 12 bit -10 to +10V)
V/F
Characteristics:
V/F free setting, (30-400 Hz of base frequency),
Constant torque, and reduced torque of V/F control.
Sensorless vector control
Speed Fluctuation:
+ 0.5% (sensorless vector control)
Overload
Capacity:
150%, 60 Seconds
200%, 0.5 Seconds
Acceleration/Deceleration
Time:
0.1 - 3600 sec. (linear/curve, accel./decel. selection),
Two stage accel./decel.
Starting
Torque:
200% at 0.5 Hz (Sensorless vector control), 150%
at around 0 Hz (Sersorless vector control, with a motor one
size frame down)
Braking:
Dynamic Braking
-
Built-in BRD circuit (Optional resistor) for 15, 20 HP only.
External dynamic braking unit (option) for 25 HP & above.
Braking resistor is not integrated in the inverter.
Please install optional braking resistor or dynamic braking
unit when large control torque is required.
Minimum value of resistor (ohms)
-
1/2 - 1 HP: 50 ohms
2 - 5 HP: 35 ohms
7.5 - 15 HP: 17 ohms
greater than 15 HP: 0 ohms
DC Braking -
Performs at start; under set frequency at deceleration,
or via an external input (braking force, time and operating
frequency)
Input
Signal:
Frequency Setting
-
Operator:
Up(1) and Down(2) keys/value setting keys.
External signal:
DC 0 ~ 10 VDC,
-10V to +10V (input impedence 10k ohms),
4 ~ 20 mA (input impedence 100k ohms)
External Port:
Set by RS485
Forward/Reverse/Start/Stop -
Operator:
Run key/Stop key (FW/RV can be set by command)
External signal:
FW RUN/STOP (NO contact), RV set by terminal assignment (NO/NC
selection), 3-wire input possible
External Port:
Set by RS485
Intelligent Input Terminals -
Selection of 8 functions from:
RV(Reverse), CF-ICF-4(Multispeed command),JG(Jogging),DB(ExternaI
DC braking), SET(Second motor constants setting), 2CH(Secondaccel./decel.),
FRS(Free-run stop), EXT(External trip), USP(Unattended start
protection), CS(Change to/from commercial power supply), SFT
(Software lock), AT(Analog input selection), SET3(Third motor
constants setting),RS(Reset), STA(3wire start), STP(3-wire
stop), F/R(3-wire fwd/rev), PID(PID On/Off), PIDC(PID reset),
CAS(Control gain setting), RS(Reset), STA(3wire start), STP(3-wire
stop),F/R(3-wire fwd/rev), PID(PID On/Off), PIDC/PID reset),
CAS (Control gain setting), UP/DWN(Remote controlled accel/decel),
UDC(Remote controlled data clearing), OPE(Operator control),
SF1-SF7(Multispeed bit command 1-7), OLR(Overload limit change),
TL(Torque limit enable), TRQ1, TRQ2(Torque limit selection
(1)(2)), PPI(P/PI selection), BOK(Brake verification), ORT(Orientation),
LAC(LAD cancel), PCLR(Positioning deviation reset), STAT(90-degree
phase difference permission), NO(Not selected).
Thermistor Input -
One terminal (PTC characteristics)
Output
Signal:
Intelligent Output
Terminal -
Five open collector terminals and one NO-NC combined contact.
Selection from:
RUN(Run signal), FA(Frequency arrival signal (at the set frequency)),
FA2(Frequency arrival (at or above the set frequency)), OL(Overload
advance notice signal), OD(Output deviation for PID control),
AL(Alarm signal), TRQ(In torque limit), RNT(Operation time
over), ONT(Plug-in time over), THM(Thermal alarm), BRK(Brake
release), BER(Brake error), ZS(Zero speed), Frequency arrival
signal (at or above the set frequency)(2)), Frequency arrival
signal (only at the set frequency)(2)), OL2(Overload advance
notice signal)(2)), (Terminal 11-13 or 11-14 are automatically
configured as ACO-AC2 or ACO-AC3 when alarm code output is
selected at C62)
Intelligent Monitor Output Terminal
-
Analog voltage, analog current, pulse line output
Display
Monitor:
Output frequency, output current, scaled value of output frequency,
trip history, I/O terminal condition, input power, output voltage.
Other
Functions:
V/F free setting (up to 5 points), frequency upper/lower
limit, frequency jump, accel/decel curve selection, manual
torque boost value and frequency adjustment, analog meter
tuning, start frequency setting, carrier frequency setting,
electronic thermal free-setting, external frequency output
zero/span reference, external frequency input bias start/end,
alalog input selection, retry after trip, restart after instantaneous
power failure, various signal outputs, reduced voltage start,
overload restriction, default value setting, deceleration
and stop after power failure, AVR function, fuzzy accel/decel,
auto-tuning (on-line/off-line), high torque multi operation.
Carrier
Frequency Range:
0.5 - 15kHz
Protective
Function:
Over-current protection, overload protection, braking
resistor overload protection, over-voltage protection, EEPROM error, under-voltage error,
CT(Current transformer) error, CPU error, external trip USP error, ground fault, input
over-voltage protection, instantaneous power failure, option 1 connection error, option
2 connection error, inverter thermal trip, phase failure detection, IGBT error,
thermistor error
Environmental
Conditions:
Ambient Operating:
-10 ~ 50ºC
Storage Temperature: -20
~ 65ºC
Humidity: 25 ~ 90 % RH(no
condensation)
Vibration: 5.9 m/s^2 (0.6G),
10 ~ 55 Hz
Location: Less than 1000
m of altitude or less, indoors (no corrosive gases or dust)
Color:
Gray
Protective
Structure:
IP20 (NEMA 1)
Options
(cost extra):
Feedback PCB:
Vector control with sensor
Digital input PCB: 4-digit
BCD, 16-bit binary
Others: EMI filters, input/output
reactors, DC reactors, radio noise filters, braking resistors,
braking units, LCR filters, communication cables
Operator:
OPE-S(4-digit LED) Option:
OPE-SR(4-digit LED with potentiometer), SRW-OEX (Multilingual
(English, French, German, Italian, Spanish, and Portuguese)
operator with copy function.
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