RX Quick Start Guide 5
SPECIFICATIONS
1.3 Power ratings
Item Three-phase 200 V class specifications
3G3RX inverters, 200 V models A2004 A2007 A2015 A2022 A2037 A2055 A2075 A2110 A2150 A2185 A2220 A2300 A2370 A2450 A2550
Max. applicable 
motor 4P
kW
at CT 0.4 0.75 1.5 2.2 3.7 5.5 7.5 11 15 18.5 22 30 37 45 55
at VT 0.75 1.5 2.2 3.7 5.5 7.5 11 15 18.5 22 30 37 45 55 75
Rated output 
capacity (kVA)
200 V
at CT 1.0 1.7 2.5 3.6 5.7 8.3 11.0 15.9 22.1 26.3 32.9 41.9 50.2 63.0 76.2
at VT 1.3 2.1 3.2 4.1 6.7 10.4 15.2 20.0 26.3 29.4 39.1 49.5 59.2 72.7 93.5
240 V
at CT 1.2 2.0 3.1 4.3 6.8 9.9 13.3 19.1 26.6 31.5 39.4 50.2 60.2 75.6 91.4
at VT 1.5 2.6 3.9 5.0 8.1 12.4 18.2 24.1 31.5 35.3 46.9 59.4 71.0 87.2 112.2
Rated input voltage 3-phase (3-wire) 200 V -15% to 240 V +10%, 50/60 Hz ±5%
Rated output voltage 3-phase: 200 to 240 V (Cannot exceed that of incoming voltage.)
Rated output current (A)
at CT 3.0 5.0 7.5 10.5 16.5 24 32 46 64 76 95 121 145 182 220
at VT 3.7 6.3 9.4 12 19.6 30 44 58 73 85 113 140 169 210 270
Radio noise filter Built-in
Weight  ( k g ) 3.5 3.5 3.5 3.5 3.5 6 6 6 14 14 14 22 30 30 43
Braking
Regenerative 
braking
Built-in braking resistor circuit (discharge resistor separately mounted)
Regenerative braking unit separately 
mounted
Minimum 
connection 
resistance ()
50 50 35 35 35 16 10 10 7.5 7.5 5 - - - -
Item Three-phase 400 V class specifications
3G3RX inverters, 400 V models A4004 A4007 A4015 A4022 A4040 A4055 A4075 A4110 A4150 A4185 A4220 A4300 A4370 A4450 A4550
Max. applicable 
motor 4P
kW
at CT 0.4 0.75 1.5 2.2 4.0 5.5 7.5 11 15 18.5 22 30 37 45 55
at VT 0.75 1.5 2.2 4.0 5.5 7.5 11 15 18.5 22 30 37 45 55 75
Rated output 
capacity (kVA)
400 V
at CT 1.0 1.7 2.5 3.6 6.2 9.7 13.1 17.3 22.1 26.3 33.2 40.1 51.9 63.0 77.6
at VT 1.3 2.1 3.3 4.6 7.7 11.0 15.2 20.9 25.6 30.4 39.4 48.4 58.8 72.7 93.5
480 V
at CT 1.2 2.0 3.1 4.3 7.4 11.6 15.8 20.7 26.6 31.5 39.9 48.2 62.3 75.6 93.1
at VT 1.5 2.5 4.0 5.5 9.2 13.3 18.2 24.1 30.7 36.5 47.3 58.1 70.6 87.2 112.2
Rated input voltage 3-phase (3-wire) 380 V -15% to 480V +10%, 50/60 Hz ±5%
Rated output voltage 3-phase: 380 to 480 V (Cannot exceed that of incoming voltage.)
Rated output current (A)
at CT 1.52.53.85.39.0141925323848587591112
at VT 1.93.14.86.711.11622293743577085105135
Radio noise filter Built-in
Weight  ( k g ) 3.5 3.5 3.5 3.5 3.5 6 6 6 14 14 14 22 30 30 30
Braking
Regenerative 
braking
Built-in braking resistor circuit (discharge resistor)
Regenerative braking unit separately 
mounted
Minimum 
connection 
resistance ()
100 100 100 100 70 70 35 35 24 24 20 - - - -
Item Three-phase 400 V class specifications
3G3RX inverters, 400 V models B4750 B4900 B411K B413K
Max. applicable 
motor 4P
kW
at CT 75 90 110 132
at VT 90 110 132 160
Rated output 
capacity (kVA)
400 V
at CT 103.2 121.9 150.3 180.1
at VT 110.8 135 159.3 200.9
480 V
at CT 128.3 146.3 180.4 216.1
at VT 133 162.1 191.2 241.1
Rated input voltage
3-phase (3-wire) 380 V -15% to 480V 
+10%, 50/60 Hz ±5%
Rated output voltage
3-phase: 380 to 480 V (Cannot exceed 
that of incoming voltage.)
Rated output current (A)
at CT 149 176 217 260
at VT 160 195 230 290
Radio noise filter Built-in
Weight (kg) 60 60 80 80
Braking
Regenerative 
braking
Regenerative braking unit separately 
mounted
Minimum 
connection 
resistance ()
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