9-5
H 400-V-class Inverters
3-phase
Model 3G3MV- A4002 A4004 A4007 A4015 A4022 A4037 A4055 A4075
400-V
AC mod-
els
Power
supply
Rated
voltage and
frequency
3-phase 380 to 460 V AC at 50/60 Hz
Allowable
voltage
fluctuation
–15% to 10%
Allowable
frequency
fluctuation
±5%
Input
power
supply
capacity
[kVA] (See
note 1.)
1.3 1.9 3.6 5.1 5.9 9.1 15.8 19.2
3-phase
400-V
Heat radiation (W)
(See note 2.)
23.1 30.1 54.9 75.7 83.0 117.9 256.5 308.9
AC mod-
Weight (kg) 1.0 1.1 1.5 1.5 1.5 2.1 4.8 4.8
els
Cooling method Natural cooling Cooling fan
Max. applicable motor capacity
(kW)
0.2 0.4 0.75 1.5 2.2 3.7 5.5 7.5
Output
specifi-
Rated output
capacity (kVA)
0.9 1.4 2.6 3.7 4.2 6.6 11.0 14.0
cations
Rated output
current (A)
1.2 1.8 3.4 4.8 5.5 8.6 14.8 18.0
Rated output
voltage (V)
3-phase 380 to 460 V AC (according to the input voltage)
Max. output
frequency
400 Hz parameter setting
Control
charac-
Harmonic-current
countermeasures
DC reactor (option) connection possible
teristics
Control method Sine wave PWM (V/f control or vector control)
Carrier frequency 2.5 to 10.0 kHz (step switching)
Frequency control
range
0.1 to 400 Hz
Frequency precision
(temperature
characteristics)
Digital commands: ±0.01% (–10 to 50°C)
Analog commands: ±0.5% (25 ± 10°C)
Frequency setting
resolution
Digital commands: 0.1 Hz (less than 100 Hz) and 1 Hz (100 Hz or over)
Analog commands: 0.06 Hz/60 Hz (equivalent to 1/1000)
Output frequency
resolution
0.01 Hz
Overload capacity 150% of rated output current for 1 min
External frequency
set signal
Selectable with FREQ adjuster: 0 to 10 V DC (20 kΩ), 4 to 20 mA (250
Ω), and 0 to 20 mA (250 Ω)
Acceleration/decel-
eration time
0.01 to 6,000 s (Independent acceleration and deceleration time
settings)
Braking torque Approx. 20% (125 to 150% possible with braking resistor: 2 types)
Voltage/frequency
characteristics
Set voltage vector control/user V/f pattern
Specifications
Chapter 9
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