Skip to content CVF9 series frequency converter is a general-purpose, high-performance current vector inverter, mainly used to control and adjust the speed and torque of three-phase AC asynchronous motors.It adopts advanced vector control technology to deliver high torque output at low speeds, offering excellent dynamic performance, strong overload capacity, stable operation, comprehensive protection functions, and a user-friendly interface for easy operation.
The CVF9 series is suitable for applications in weaving, papermaking, wire drawing, machine tools, packaging, food processing, fans, water pumps, and various types of automated production equipment.
| Environment | |
| Where to use | Indoor use. Keep away from direct sunlight, dust, corrosive gas, flammable gas, oil mist, water vapor, dripping water, and salt spray. |
| Altitude | Full power below 1000 m. Above 1000 m, reduce rated power by 1% for every additional 100 m. Above 3000 m, contact the manufacturer. (Note: For 0.4~3 kW, the maximum altitude is 2000m. For use above this, please consult the manufacturer.) |
| Ambient Temperature | -10°C to +40°C for full performance. Above 40°C, reduce power by 1.5% for each additional 1°C. Maximum allowable temperature is 50°C. |
| Humidity | Less than 95% RH, no condensation. |
| Vibration | Less than 5.9 m/s² (about 0.6g). |
| Storage Temperature | -20°C to +60°C. |
| CVF9 | – | 2 | S | 0015 | G |
| Model | Power input voltage | Input phase line | Rated power of frequency converter | Load type | |
| VFD | 2:AC220V 4:AC380V | S: Single phase T: Three phase | 0007: 0.75KW 0015: 1.5KW 0022: 2.2KW ……. | G:Constant torque load P:Fan and water pump loads |
| Project | Technical specifications | |
| Input the frequency resolution | Number setting:0.01Hz,simulation setting:maximum frequency 0.025% | |
| Control method | Open-loop vector control(SVC);closed-loap vector control(FVC);V/F control. | |
| Pull-in torque | 0.25Hz/150%(SVC); 0Hz/180%(FVC) | |
| Speed range | 1:200 (SVC) | 1:1000(FVC) |
| Steady speeda accuracy | +0.5%(SVC) | +0.02%(FVC) |
| Torque control accuracy | FVC:+3%,SVC:5Hz above +5% | |
| Recurrent ascension | Automatic torque increase,manual torque increase of 0.1%-30.0%. | |
| V/F curve | Four ways:straight line, multi-point type; complete V y F separation;incomplete V y F separation. | |
| Add deceleration curve | Straight-line or S-curve acceleration and deceleration modeFour acceleration and deceleration times,acceleration and deceleration time range 0.0~6500.0s. | |
| DC injection braking | DC brake starting frequency:0.00Hz-maximum frequency;Brake time:0.0s~36.0s; Brake action current value:0.0%-100.0% | |
| Electronic contro | Tap movementfrequency range:0.00Hz-50.00Hz;Tap action, acceleration and deceleration time is 0.0s-6500.0s | |
| Simple PLC,multi-segment speed operation | Up to 16 segments can be run with a built-in PLC or control terminal. | |
| Built-in PID | It can easily realize the process control closed-loop controlsystem. | |
| Automatic Voltage Adjustment(AVR) | When the grid voltage changes, the output voltage constant. | |
| Over pressure overloss speed control | Automatic limit of current and voltage during operation to prevent frequent excessive flow pressure trip. | |
| Quick flow | Minimize the over current fault,and protect the normal | |
| Restriction function | operation of the frequency converter. | |
| Torque limit and control | The characteristic of “excavator” automatically limits the torqueduring operation to prevent frequent current trip; the vectorcontrol mode can realize torque control. | |
| Instantly stop | In case ofinstantaneous power outage, the frequency converteris maintained to reduce the load feedback energy compensation voltage in a short time. | |
| Fast flow limit | Avoid the frequent over current fault of the frequency converter. | |
| Invented I O | Five sets of virtual DIDO,which can achieve simple logic control. | |
| Timing control | Timing control function:set the time range of 0.0Min～6500.0Min | |
| Multi-motorswitching | Two sets of motor parameters,can realize two motor switch control. | |
| Multithreaded bussupport | Support for six fieldbuses:Modbus,Profibus-DP CANlinkCANopen,Profinet,and EtherCAT. | |
| Motor overheatingprotection | With the IO extension card 1 option,the analog input Al3 accepts the motor temperature sensorinput(PT100, Pt1000). | |
| Multi-encoder support | Support for differential,open-circuit collector, UVW, rotary transformer,etc | |
| Run instructions | Operation panel given,control terminal given,serialcommunication port given. It can be switched in many ways | |
| Frequency instruction | 10 frequency commands:digital given,analog voltage,analog current,pulse, serial port given. You can be switched in many ways | |
| Auxiliary frequency instruction | 10 Auxiliary frequency commands.It can flexibly realize the auxiliary frequency fine-tuning and frequency synthesis | |
| Input terminal | standard: ● Five DI terminals,one of which supports a high-speedpulseinput ofup to 100kHz ● Two Al terminals, 1, one only supports 0-10V voltage input,one supports 0- 10V voltage input or 0-20mA current input Extended ability: ● The 5 Dlterminals of the ● One Al terminal, support-10V-10V,oltage input,and support PT100/PT1000 support | |
| leading-out terminal | standard: ● One high-speed pulse output terminal (optional as theopen-circuit collector type), ● Support the square-wave signal output of 0~100kHz ● 1 DO terminal ● One relay output terminal ● One AO terminal with 0 to 20 mA current output or O to 10V voltage output Extended ability: ● 1 DO terminal ● One relay output terminal ● One AD terminal with O to 20 mA current output or O to 10V voltage output | |
| Project | Technical specifications | |
| LED show | Display parameters | |
| Parameter copy | Quick replication of the parameters is available through the LCD action paneloption | |
| Key-lock and function selection | Part or all of the keys can be locked to define the scope of some keys to prevent misoperation | |
| Lack of phase protection | Input phase protection,output phase phase protection | |
| Instant over current protection | Stop at over 250% of the rated output current | |
| Over voltage crowbar | Stop when the main circuit DC current is above 820V | |
| Under voltage protection | Stop when the main circuit DC currentis below 350V | |
| Overheat protection | Protection is triggered when the inverter bridge overheated | |
| Overload protection | 150%rated current for 60s shutdown (4T4500G:130%rated current running for 60s shut down) | |
| Over current pratection | Stop protection exceeding 2.5 times rated current | |
| Brake protection | Brake unit overload protection,brake resistance short-circuit protection | |
| short-circuit protection | Output alternate with short circuit protection,output short circuit to ground pratection | |
| Model | Power supply capacity KVA | Input current A | Output current A | Adaptation motor | |
| KW | HP | ||||
| Single-phase power supply:220v(-10%~+15%),50/60Hz | |||||
| CVF9-2S0007G | 1.5 | 8.2 | 4.0 | 0.75 | 1 |
| CVF9-2S0015G | 3.0 | 14 | 7.0 | 1.5 | 2 |
| CVF9-2S0022G | 4.0 | 23 | 9.6 | 2.2 | 3 |
| CVF9-2S0040G | 8.9 | 14.6 | 13 | 4.0 | 5 |
| CVF9-2S0055G | 17 | 26 | 25 | 5.5 | 7.5 |
| Three-phase power supply:220V(-10%~+15%),50/60Hz | |||||
| CVF9-2T0007G | 3 | 5 | 3.8 | 0.75 | 1 |
| CVF9-2T0015G | 4 | 5.8 | 5.1 | 1.5 | 2 |
| CVF9-2T0022G | 5.9 | 10.5 | 9 | 2.2 | 3 |
| CVF9-2T0040G | 8.9 | 14.6 | 13 | 4.0 | 5 |
| CVF9-2T0055G | 17 | 26 | 25 | 5.5 | 7.5 |
| CVF9-2T0075G | 21 | 35 | 32 | 7.5 | 10 |
| CVF9-4T0110G | 30 | 46.5 | 45 | 11 | 15 |
| CVF9-4T0150G | 40 | 62 | 60 | 15 | 20 |
| CVF9-4T0185G | 57 | 76 | 75 | 18.5 | 25 |
| CVF9-4T0220G | 69 | 92 | 91 | 22 | 30 |
| CVF9-4T0300G | 85 | 113 | 112 | 30 | 40 |
| CVF9-4T0370G | 114 | 157 | 150 | 37 | 50 |
| CVF9-4T0450G | 135 | 180 | 176 | 45 | 60 |
| CVF9-4T0550G | 161 | 215 | 210 | 55 | 75 |
| CVF9-4T0750G | 236 | 315 | 304 | 75 | 100 |
| Three-phase power supply:380V(-10%~+15%),50/60Hz | |||||
| CVF9-4T0015G | 3.0 | 5 | 3.8 | 1.5 | 2 |
| CVF9-4T0022G | 4.0 | 5.8 | 5.1 | 2.2 | 3 |
| CVF9-4T0030G | 5.0 | 8.0 | 7.2 | 3.0 | 4 |
| CVF9-4T0040G | 5.9 | 10.5 | 9 | 4.0 | 5 |
| CVF9-4T0055G | 8.9 | 14.6 | 13 | 5.5 | 7.5 |
| CVF9-4T0075G | 11 | 20.5 | 17 | 7.5 | 10 |
| Model | Power supply capacity is KVA | Input current A | Output current A | Adaptation motor | |
| KW | HP | ||||
| Three-phase power supply:380V(-10%~+15%),50/60Hz | |||||
| CVF9-4T0110G | 17 | 26 | 25 | 11 | 15 |
| CVF9-4T0150G | 21 | 35 | 32 | 15 | 20 |
| CVF9-4T0185G | 24 | 38.5 | 37 | 18.5 | 25 |
| CVF9-4T0220G | 30 | 46.5 | 45 | 22 | 30 |
| CVF9-4T0300G | 54 | 57 | 60 | 30 | 40 |
| CVF9-4T0370G | 63 | 69 | 75 | 37 | 50 |
| CVF9-4T0450G | 81 | 89 | 91 | 45 | 60 |
| CVF9-4T0550G | 97 | 106 | 112 | 55 | 75 |
| CVF9-4T0750G | 127 | 139 | 150 | 75 | 100 |
| CVF9-4T0900G | 150 | 164 | 176 | 90 | 120 |
| CVF9-4T1100G | 179 | 196 | 210 | 110 | 150 |
| CVF9-4T1320G | 220 | 240 | 253 | 132 | 180 |
| CVF9-4T1600G | 263 | 287 | 304 | 160 | 210 |
| CVF9-4T1850G | 305 | 323 | 340 | 185 | 240 |
| CVF9-4T2000G | 334 | 365 | 377 | 200 | 260 |
| CVF9-4T2200G | 375 | 410 | 426 | 220 | 285 |
| CVF9-4T2500G | 404 | 441 | 465 | 250 | 320 |
| CVF9-4T2800G | 453 | 495 | 520 | 280 | 370 |
| CVF9-4T3150G | 517 | 565 | 585 | 315 | 420 |
| CVF9-4T3550G | 565 | 617 | 650 | 355 | 480 |
| CVF9-4T4000G | 629 | 687 | 725 | 400 | 530 |
| CVF9-4T4500G | 716 | 782 | 820 | 450 | 600 |
| CVF9-4T5000G | 800 | 820 | 900 | 500 | 680 |
| CVF9-4T5600G | 930 | 950 | 1020 | 560 | 750 |
| CVF9-4T6300G | 1050 | 1050 | 1120 | 630 | 850 |
| CVF9-4T7200G | 1200 | 1200 | 1300 | 720 | 960 |
| CVF9-4T8000G | 1330 | 1380 | 1420 | 800 | 1060 |
| CVF9-4T10000G | 1660 | 1650 | 1720 | 1000 | 1330 |
| Model | Install hole position of mm | External size:mm | Install aperture(mm) | |||
| A | B | H | W | D | ||
| CVF9-4T0015G | 79 | 154 | 164 | 89 | 125 | Φ4 |
| CVF9-4T0022G | 79 | 154 | 164 | 89 | 125 | Φ4 |
| CVF9-4T0030G | 79 | 154 | 164 | 89 | 125 | Φ4 |
| CVF9-4T0040G | 86 | 173 | 184 | 97 | 145 | Φ5 |
| CVF9-4T0055G | 86 | 173 | 184 | 97 | 145 | Φ5 |
| CVF9-4T0075G | 131 | 245 | 257 | 146.5 | 185 | Φ6 |
| CVF9-4T0110G | 131 | 245 | 257 | 146.5 | 185 | Φ6 |
| CVF9-4T0150G | 131 | 245 | 257 | 146.5 | 185 | Φ6 |
| CVF9-4T0185G | 151 | 303 | 320 | 170 | 205 | Φ6 |
| CVF9-4T0220G | 151 | 303 | 320 | 170 | 205 | Φ6 |
| CVF9-4T0300G | 120 | 385 | 400 | 200 | 220 | Φ7 |
| CVF9-4T0370G | 120 | 385 | 400 | 200 | 220 | Φ7 |
| CVF9-4T0450G | 200 | 493 | 510 | 260 | 252 | Φ7 |
| CVF9-4T0550G | 200 | 493 | 510 | 260 | 252 | Φ7 |
| CVF9-4T0750G | 200 | 493 | 510 | 260 | 252 | Φ7 |
| CVF9-4T0900G | 200 | 630 | 660 | 320 | 300 | Φ9 |
| CVF9-4T1100G | 200 | 630 | 660 | 320 | 300 | Φ9 |
| CVF9-4T1320G | 250 | 755 | 780 | 400 | 345 | Φ12 |
| CVF9-4T1600G | 250 | 755 | 780 | 400 | 345 | Φ12 |
| CVF9-4T1850G | 250 | 755 | 780 | 400 | 345 | Φ12 |
| CVF9-4T2000G | 300 | 872 | 900 | 460 | 355 | Φ12 |
| CVF9-4T2200G | 300 | 872 | 900 | 460 | 355 | Φ12 |
| CVF9-4T2500G | 360 | 922 | 950 | 500 | 355 | Φ12 |
| CVF9-4T2800G | 360 | 922 | 950 | 500 | 355 | Φ12 |
| CVF9-4T3150G | 500 | 1029 | 1050 | 650 | 365 | Φ12 |
| CVF9-4T3550G | 500 | 1029 | 1050 | 650 | 365 | Φ12 |
| CVF9-4T4000G | 500 | 1265 | 1300 | 650 | 385 | Φ14 |
| CVF9-4T4500G | 500 | 1265 | 1300 | 650 | 385 | Φ14 |
| CVF9-4T5000G | 500 | 1265 | 1300 | 650 | 385 | Φ14 |
| CVF9-4T5600G | 600 | 1415 | 1450 | 850 | 435 | Φ14 |
| CVF9-4T6300G | 600 | 1415 | 1450 | 850 | 435 | Φ14 |
| CVF9-4T7200G | 600 | 1415 | 1450 | 850 | 435 | Φ14 |
| CVF9-4T8000G | 1000 | 1415 | 1450 | 1100 | 465 | Φ14 |
| CVF9-4T10000G | 1000 | 1415 | 1450 | 1100 | 465 | Φ14 |
