Appendix A Specifications_VFD-B Series
A-2
Revision 10/2005, BE13, SW V4.08
Voltage Class 575V Class
Model Number VFD-XXXB 007 015 022 037 055 075 110 150 185 220 300 370 450 550 750
Max. Applicable Motor Output
(kW)
0.75 1.5 2.2 3.7 5.5 7.5 11 15 18.5 22 30 37 45 55 75
Max. Applicable Motor Output (hp) 1.0 2.0 3.0 5.0 7.5 10 15 20 25 30 40 50 60 75 100
Rated Output Capacity (kVA) 1.7 3.5 4.5 7.5 10 13.4 18.9 21.9 26.9 33.9 40.8 51.8 61.7 79.7 99.6
Rated Output Current (A) 1.7 3.5 4.5 7.5 10 13.5 19 22 27 34 41 52 62 80 100
Maximum Output Voltage (V)
3-phase Proportional to Input Voltage
Output Frequency (Hz)
0.1~400 Hz
Output Rating
Carrier Frequency (kHz)
1-10 1-8 1-6
3-phase
Rated Input Current (A)
2.0 3.6 4.9 9.9 10.8 14.3 19.8 22 27.7 37 41 52 62 95 117
Rated Voltage 3-phase 500 to 600 V
Voltage Tolerance -15% ~ +10% (425~660V)
Input Rating
Frequency Tolerance
5% (47~63Hz)
Cooling Method
Natural Fan Cooled
Weight (kg) 2.7 3.2 4.5 6.8 8 10 13 13 13 13 36 36 36 50 50
NOTE: The models 20hp/15kW and above in 575V class are under development.
General Specifications
Control System SPWM(Sinusoidal Pulse Width Modulation) control (V/f or sensorless vector control)
Frequency Setting Resolution 0.01Hz
Output Frequency Resolution 0.01Hz
Torque Characteristics Including the auto-torque, auto-slip compensation; starting torque can be 150% at 1.0Hz
Overload Endurance 150% of rated current for 1 minute
Skip Frequency Three zones, settings range 0.1-400Hz
Accel/Decel Time 0.1 to 3600 seconds (4 Independent settings for Accel/Decel time)
Stall Prevention Level 20 to 250%, setting of rated current
DC Braking
Operation frequency 0.1-400.0Hz, output 0-100% rated current
Start time 0-60 seconds, stop time 0-60 seconds
Regenerated Braking Torque
Approx. 20%(up to 125% possible with option braking resistor or braking unit externally
mounted, 1-15HP braking transistor built-in)
Control Characteristics
V/f Pattern Adjustable V/f pattern, 1.5 power curve, 1.7 power curve, square and cube curve
Keypad
Setting by
Frequency
Setting
External Signal
Potentiometer-5k:/0.5W, 0 to +10VDC; -10 to +10VDC, 4 to 20mA RS-485 interface;
Multi-Function Inputs 1 to 6 (15 steps, Jog, up/down)
Keypad Set by RUN, STOP and JOG
Operation
Setting
Signal
External Signal
2 wires/3 wires (Fwd, Rev, EF), JOG operation, RS-485 serial interface (MODBUS),
process logic control
Multi-Function Input Signal
Multi-step selection 0 to 15, Jog, accel/decel inhibit, first to forth accel/decel switches,
counter, PLC operation, external Base Block (NC, NO), auxiliary motor control is invalid,
ACI/AVI/AUI selections, driver reset, UP/DOWN key settings, sink/source selection
Multi-Function Output
Indication
AC drive operating, frequency attained, non-zero, Base Block, fault indication,
local/remote indication, PLC operation indication, auxiliary motor output, driver is ready,
overheat alarm, emergency stop
Operating Characteristics
Analog Output Signal Output frequency/current/voltage/frequency command/speed/factor
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