Appendix A Specifications
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VFD-B Series
A-2
Revision July 2008, BE16, SW V4.08 & V5.00
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
Outp
ut Rati
ng
Carrier Frequency (kHz)
1-10
1-8
1-6
3-phase
Rated Input Current (A)
1.2 3.1 4.0 8.3 10.3 13.8 18.2 22 27.7 32
41
52
62
74
91
Rated Voltage
3-phase 500 to 600 V
Voltage Tolerance
-15% ~ +10% (425~660V)
Inpu
t Ratin
g
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
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 Brake
Operation frequency 0.1-400.0Hz, output 0-100% rated current
Start time 0-60 seconds, stop time 0-60 seconds
Regenerated Brake Torque
Approx. 20%(up to 125% possible with option brake resistor or brake unit
externally mounted, 1-15HP brake chopper built-in)
C
ontr
o
l C
har
acter
isti
cs
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
Ω
/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
Oper
ati
ng C
har
acter
ist
ics
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 and reel diameter initialization
