|
Model |
N300-750HF |
|
Applicable motor (4 pole, kW) |
75 |
|
Rated capacity(kVA) |
200 V |
103.2 |
|
240 V |
123.8 |
|
Rated output current(A) |
3-phase,
380~480 V(±10%) 50 Hz / 60 Hz
|
|
Rated input voltage(V) |
3-phase,
380~480 V(According to supply voltage)
|
|
Rated output current(A) |
149 |
|
Control method |
Line to line sine wave PWM |
|
Output frequency range |
0.1 ~ 400 Hz |
|
Frequency accuracy |
Digital: ±0.01% of maximum frequency, Analog: ±0.2%(25±10℃) |
|
Frequency resolution |
Digital setting: 0.01 Hz, Analog setting(Maximum frequency)/
4,000(O terminal: 12bit 0~10 V, O2 terminal: 12bit -10~+10 V) |
|
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%/60sec,
180%/0.5sec
|
|
Acceleration/deceleration time |
0.01-3,600sec(Linear/curve, accel/decel, selection), Two-stage
accel/decel |
|
Starting torque |
200% at 0.5 Hz(Sensorless vector control), 150% at around 0
Hz(Sensorless vector control, with a motor one-size frame down) |
|
Braking |
Dynamic braking(Short-time) |
Built-in BRD circuit External dynamic braking unit(option) |
|
DC braking |
Performs at start; under set frequency at deceleration, via an
external input(braking force, time, and operating frequency) |
|
Input signals |
Frequency
setting |
Operator |
Set by △ key/▽key |
|
External signal |
DC 0~10 V, -10~+10 V(Input impedance 10 kΪ), 4~20mA(Input
impedance 100Ϊ) |
|
External port |
Set by RS 485 |
|
Forward
/ Reverse / Start / stop |
Operator |
Run key/Stop key(Change FW/RV by function command) |
|
External signal |
FW RUN/STOP(NO contact), RV set by terminal assignment(NO/NC
selection), 3-wire input possible |
|
External port |
Set by RS 485 |
|
Thermistor input |
One terminal(PTC characteristics) |
|
Output signals /
Intelligent monitor output terminals |
Analog voltage, Analog current, Pulse line output |
|
Display monitor |
Output frequency, Output current, Motor torque, Scaled value
of output frequency, Trip history, I/O terminal condition, Input power,
Output voltage |
|
Carrier frequency range |
0.5~15 kHz |
|
Operator |
OPE-N3(4-digit LED)/Option: NOP3(Remote operator) |
