TVFE9 series inverter is a high-performance speed sensorless vector inverter independently developed by our company, featuring with good acceleration and deacceleration dynamic performance, high torque output at low speed (0.5Hz, 1.5 times rated torque), high overload capacity, flexible and convenient operation, PID control of positive and reverse directions, small size, and strong environmental adaptation.
| Item | Technical specification | |
| Input | Voltage | Single-phase 220V (-15%~+15%) |
| Three-phase 380V (-15%~+20%) | ||
| Voltage unbalance ratio <3% | ||
| Freq. | 47~63Hz | |
| Output | Voltage | 0 ~ input voltage |
| Freq. | 0Hz~400Hz | |
| Basic functions | Frequency command | Digital setting: 0.01Hz; Simulation setting: Max. frequency x 0.02% |
| Control method | Open-looped vector control (SVC); V/F control | |
| Starting torque | 1Hz/150% (SVC) | |
| Speed adjusting range | 1:100 (SVC) | |
| Speed stabilizing precision | ±0.5% (SVC) | |
| Torque control precision | SVC: ±0.5% (more than 5Hz) | |
| Torque boost | Torque increased by 0.0%~20.0% | |
| V/F curve | Four ways: Linear type; multipoint type; complete V/F separation, incomplete V/F separation | |
| Acceleration and deceleration curves | Straight line or S curve acceleration and deceleration method; | |
| Four types of acceleration and deceleration time; acceleration and deceleration time range: 0.0~3600.0s | ||
| DC braking | DC brake starting frequency: 0.00Hz~20.00Hz; | |
| Braking time: 0.0s~60.0s; | ||
| Braking action current value: 0.0%~100.0% | ||
| Jogging control | Jogging frequency range: 0.00Hz~50.00Hz; Jogging acceleration and deceleration time 0.0s~20.0s | |
| Simple PLC, multi-speed operation | Realize at most 16 speed segments through the built-in PLC or control terminal | |
| Built-in PID | To easily realize the process control closed-looped control system | |
| Auto voltage regulation (AVR) | To keep the constant output voltage when the power grid voltage changes | |
| Basic functions | Overvoltage and overcurrent speed out-of-limit control | To limit the current and voltage automatically during operation to prevent frequent trip due to overcurrent or overvoltage |
| Torque limting and control | In the vector control mode, realize the torque control, and limit the torque automatically during operation to prevent frequent trip due to overcurrent. |
Product features:
5.1 With open-loop vector control technology with motor self-leaning function, realize the high-precision and stable operation of motor.
5.2 With large low-frequency torque (0.5Hz, 1.5 times rated torque), high overload capacity.
5.3 With independent air dust design for good heat dispersion, optional dust cover for good dustproof effect, and strong environmental adaption.
5.4 With low-inductance structure design, strong anti-interference performance
5.5 Standard RS485 MODBUS communication.
5.6 With multiple built-in practical functions, such as programmed operation, PID regulator, and textile swing frequency control, the machine can be used in flexible and variable applications.
5.7 With the operating time accumulation function, the relevant operating parameters can be switched for display.
5.8 With auto energy-saving operation function, the energy-saving effect is very obvious at the specific lightload application.
5.9 Simple and smooth appearance, complying with the aesthetic features of industrial product.
5.10 With detachable keyboard, pull out the keyboard to realize remote monitoring.
5.11 With multi-function expansion cards such as water supply card and injection molding machine card to satisfy the application requirements of multiple industries.
Zhejiang Tengen Electric Co., Ltd.
Sulv Industrial Zone, Liushi Town, Yueqing City, Zhejiang Province, China, 325699
+86 21 3119 8727
marketing@tengen.com.cn
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