Product introduction
Product Overview
| Item | Description |
| Product Name | Frequency Inverter/ AC Drive |
| Model Number | V9-T-4TxxG/xxL |
| Power Range | 0.75kW-630kW |
| Rated Input Voltage | 3 phase 380V/480V |
| Rated Output Voltage | 3 phase 0 to rated input voltage |
| Input Frequency | 50Hz/60Hz |
| Applicable Motor | Asynchronous Motor, Synchronous Motor |
| Control Mode | Tension Control, V/F Control, Vector Control, Sensor-less Vector Control, Sensor Vector Control, Vector Torque Control |
| Communication | Modbus 485 RTU, Profinet, CANOpen, Profibus-DP, |
| Protection Class | Standard IP20 |
| Overload Capacity | 150% 1 minute, 180% 10 seconds, 200% 0.5 second, interval: 10 minutes (inverse time lag feature) |
Feature
■ 380V Tension Control Inverter : Simple and reliable, cost-saving, easy to maintain on system, optional industry experience value, built-in control scheme, and wide range of applications
■ Diversified application of parameters, unified parameter setting, and intelligent parameter setting
■ Various tension schemes, anti-speed function, compensation on tension dynamic , built-in automatic roll change, tension taper function, roll diameter self-learning, PID adaptive function, no-encoder scheme, excellent vector performance
■ Remote commissioning assistant and the system runs stably within two steps
Model Explanation

Product Catalog
V9-T-4TxxG/xxL
Power (kW) | 0.75 | 1.5 | 2.2 | 3.7 | 5.5 | 7.5 | 11 | 15 | 18.5 | 22 | 30 | 37 | 45 | 55 | 75 | |
Motor power (kW) | 0.75 | 1.5 | 2.2 | 3.7 | 5.5 | 7.5 | 11 | 15 | 18.5 | 22 | 30 | 37 | 45 | 55 | 75 | |
Output | Voltage (V) | Three-phase 0 to rated input voltage | ||||||||||||||
Rated current (A) | 2.5 | 3.8 | 5.5 | 9 | 13 | 17 | 24 | 30 | 39 | 45 | 60 | 75 | 91 | 112 | 150 | |
Overload capacity | 150% 1 minute, 180% 10 seconds, 200% 0.5 second, interval: 10 minutes (inverse time lag feature) | |||||||||||||||
Input | Rated voltage/frequency | Three-phase 380V/480V; 50Hz/60Hz | ||||||||||||||
Allowable voltage range | 323V ~ 528V; Voltage imbalance ≤3%; allowable frequency fluctuation: ±5% | |||||||||||||||
Rated current (A) | 2.8 | 4.2 | 6.1 | 10 | 15 | 19 | 26 | 33 | 43 | 50 | 66 | 83 | 100 | 123 | 165 | |
Braking unit | Built-in as standard | Built-in as optional | ||||||||||||||
Protection class | IP 20 | |||||||||||||||
Cooling mode | Natural−cooling | Forced air cooling | ||||||||||||||
Power (kW) | 90 | 110 | 132 | 160 | 185 | 200 | 220 | 250 | 280 | 315 | 355 | 400 | 450 | 500 | ||
Motor power (kW) | 90 | 110 | 132 | 160 | 185 | 200 | 220 | 250 | 280 | 315 | 355 | 400 | 450 | 500 | ||
Output | Voltage (V) | Three-phase 0 to rated input voltage | ||||||||||||||
Rated current (A) | 176 | 210 | 253 | 304 | 350 | 380 | 426 | 470 | 520 | 600 | 650 | 690 | 775 | 860 | ||
Overload capacity | 150% 1 minute, 180% 10 seconds, 200% 0.5 second, interval: 10 minutes (inverse time lag feature) | |||||||||||||||
Input | Rated voltage/frequency | Three-phase 380V/480V; 50Hz/60Hz | ||||||||||||||
Allowable voltage range | 323V ~ 528V; Voltage imbalance ≤3%; allowable frequency fluctuation: ±5% | |||||||||||||||
Rated current (A) | 160* | 196* | 232* | 282* | 326* | 352* | 385* | 437* | 491* | 580* | 624* | 670* | 755* | 840* | ||
Braking unit | External braking unit needed | |||||||||||||||
Protection class | IP 20 | |||||||||||||||
Cooling mode | Forced air cooling | |||||||||||||||
Technical Parameters
control method | High performance vector control tension control |
Power range | 0.75kW~500 kW |
Input voltage, frequency | 3AC 380V~480V;50Hz/60Hz |
Input voltage, frequency | 3AC 0 ~ rated input voltage |
Output frequency | 0.0~300.0Hz |
Digital input and output | Standard multi-function input terminal, expandable Standard open collector output, expandable |
Analog input and output | Input: AI1 0~20 mA, input impedance 500Ω, maximum input current 30mA; 0 to 10V, input impedance 20kΩ, Maximum input voltage 15V, resolution is 12 bits (0.025%) Select 0 to 20 mA or 0 to 10V analog input by jumper; AI2 Same as above AI3 −10V~10V, input impedance 20kΩ maximum input voltage ±15V, resolution 12 bits (0.025%) Output: AO1 0~20 mA, output allowable impedance 200~500Ω 0 to 10V, output allowable impedance ≥10kΩ, resolution is 10 bits (0.1%) Short-circuit protection function, select 0~20 mA or 0~10V analog output by jumper; AO2 Same as above |
Pulse input and output | Pulse input: 0.1Hz ~ 50kHz; voltage range: 24V ± 20% Pulse output: 0 ~ 50kHz; voltage range: 24V ± 20% |
Protocol | Dual 485 communication interface supports Modbus protocol (RTU), standard operation panel can realize remote control, up to 500 meters |
Brake unit | 15kW and lower power grades are built-in; 18.5kW ~ 75kW power grades are built-in as option; 90kW and higher power grades need to be external; |
External interface | DC24V power supply, maximum output current 100 mA |
DC reactor | 90kW and higher power grades models are standard with external DC reactor |
Installation method | Wall mounting |
Protection level | IP 20 |
Model table
Voltage | Model | Single/three phase 400V constant torque / heavy duty application | |||||
Motor (kW) | Rated output current (A) | Rated input current (A) | |||||
400V | V9−T−4T0.75G/1.5L | 0.75 | 2.5 | 2.8 | 1.5 | 3.3 | 3.6 |
V9−T−4T1.5G/2.2L | 1.5 | 3.8 | 4.2 | 2.2 | 5.0 | 5.5 | |
V9−T−4T2.2G/3.7L | 2.2 | 5.5 | 6.1 | 3.7 | 7.5 | 8.3 | |
V9−T−4T3.7G/5.5L | 3.7 | 9 | 10 | 5.5 | 11 | 12 | |
V9−T−4T5.5G/7.5L | 5.5 | 13 | 15 | 7.5 | 17 | 19 | |
V9−T−4T7.5G/11L | 7.5 | 17 | 19 | 11 | 22 | 25 | |
V9−T−4T11G/15L | 11 | 24 | 26 | 15 | 30 | 33 | |
V9−T−4T15G/18.5L | 15 | 30 | 33 | 18.5 | 37 | 40 | |
V9−T−4T18.5G/22L | 18.5 | 39 | 43 | 22 | 44 | 50 | |
V9−T−4T22G/30L | 22 | 45 | 53 | 30 | 56 | 62 | |
V9−T−4T30G/37L | 30 | 60 | 66 | 37 | 72 | 80 | |
V9−T−4T37G/45L | 37 | 75 | 83 | 45 | 91 | 100 | |
V9−T−4T45G/55L | 45 | 91 | 100 | 55 | 110 | 121 | |
V9−T−4T55G/75L | 55 | 112 | 123 | 75 | 142 | 156 | |
V9−T−4T75G/90L | 75 | 150 | 165 | 90 | 176 | 194 | |
V9−T−4T90G/110L | 90 | 176 | 160 | 110 | 210 | 196 | |
V9−T−4T110G/132L | 110 | 210 | 196 | 132 | 253 | 232 | |
V9−T−4T132G/160L | 132 | 253 | 232 | 160 | 304 | 282 | |
V9−T−4T160G/185L | 160 | 304 | 282 | 185 | 350 | 326 | |
V9−T−4T185G/200L | 185 | 350 | 326 | 200 | 380 | 352 | |
V9−T−4T200G/220L | 200 | 380 | 352 | 220 | 426 | 385 | |
V9−T−4T220G/250L | 220 | 426 | 385 | 250 | 470 | 437 | |
V9−T−4T250G/280L | 250 | 470 | 437 | 280 | 520 | 491 | |
V9−T−4T280G/315L | 280 | 520 | 491 | 315 | 600 | 580 | |
V9−T−4T315G/355L | 315 | 600 | 580 | 355 | 650 | 624 | |
V9−T−4T355G/400L | 355 | 650 | 624 | 400 | 690 | 670 | |
V9−T−4T400G/450L | 400 | 690 | 670 | 450 | 775 | 755 | |
V9−T−4T450G/500L | 450 | 775 | 755 | 500 | 860 | 840 | |
V9−T−4T500G/560L | 500 | 860 | 840 | 450 | 950 | 920 | |
In this table, “A” indicates the structure version, and the default is the original version, which is A, B······.
Installation Dimensions
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V9−T−4T11G/15L and above power class
Voltage | Model | Appearance and installation dimensions (mm) | weight (kg) | |||||||
W | H | D | W1 | H1 | D1 | T1 | Hole d | |||
400V | V9−T−4T0.75G/1.5 | 118 | 190 | 155 | 105 | 173 | 40.8 | 3 | 5.5 | 1.5 |
V9−T−4T1.5G/2.2L | 118 | 190 | 175 | 105 | 173 | 60.5 | 4 | 5.5 | 2.6 | |
V9−T−4T2.2G/3.7L | ||||||||||
V9−T−4T3.7G/5.5L | ||||||||||
V9−T−4T5.5G/7.5L | 155 | 249 | 185 | 136 | 232 | 69 | 8 | 5.5 | 3 | |
V9−T−4T7.5G/11L | ||||||||||
V9−T−4T11G/15L | 210 | 337 | 200 | 150 | 324 | 107.5 | 2.5 | 7 | 8.5 | |
V9−T−4T15G/18.5L | ||||||||||
V9−T−4T18.5G/22 | 285 | 440 | 220 | 200 | 425 | 107.5 | 2.5 | 7 | 17 | |
V9−T−4T22G/30L | ||||||||||
V9−T−4T30G/37L | ||||||||||
V9−T−4T37G/45L | 315 | 575 | 227 | 220 | 553 | 123.5 | 2.5 | 10 | 25 | |
V9−T−4T45G/55L | ||||||||||
V9−T−4T55G/75L | 400 | 615 | 265 | 270 | 590 | 123.5 | 3.0 | 10 | 35 | |
V9−T−4T75G/90L | ||||||||||
V9−T−4T90G/110L | 465 | 745 | 325 | 343 | 715 | 156 | 3.0 | 12 | 55 | |
V9−T−4T110G/132L | ||||||||||
V9−T−4T132G/160L | 540 | 890 | 385 | 370 | 855 | 205.5 | 4.0 | 14 | 85 | |
V9−T−4T160G/185L | ||||||||||
V9−T−4T185G/200L | ||||||||||
V9−T−4T200G/220L | ||||||||||
V9−T−4T220G/250L | 700 | 1010 | 385 | 520 | 977 | 210 | 4.0 | 14 | 125 | |
V9−T−4T250G/280L | ||||||||||
V9−T−4T280G/315L | ||||||||||
V9−T−4T315G/355L | 810 | 1358 | 425 | 520 | 1300 | 210 | 4.0 | 14 | 215 | |
V9−T−4T355G/400L | ||||||||||
V9−T−4T400G/450L | 810 | 1358 | 425 | 520 | 1300 | 210 | 4.0 | 14 | 215 | |
V9−T−4T450G/500L | ||||||||||
V9−T−4T500G/560L | ||||||||||
Option / Expansion Card
Category | Name | Model | Function Explanation | Refer |
Operation panel | Operation panel (shuttle type) | V6−DP01 | Standard models of 7.5kW and below | P2−** |
Operation panel (button type) | V6−DP02 | 11kW and above models are standard | P2−** | |
Text display | EX−MT01 | Man-machine interface - text display | P2−** | |
touch screen | EX−MT02 | Human-machine interface - touch screen | P2−** | |
Fake panel | V6−DP03 | Customer option | P2−** | |
Pallet | V6−DP05 | Operation panel mounting accessories | P2−** | |
Expansion Card | Power monitor card | EX−PA01 | Three-phase input power supply phase loss / instantaneous power failure monitoring | P2−** |
Phase-sequence detection card | EX−PA02 | Three-phase input power phase detection | P2−** | |
Speed tracking card | EX−PA03 | Speed tracking | P2−** | |
External power rectification card | EX−RF01 | Control power is provided by external power supply | P2−** | |
Programmable CAN bus extension card | EX−CA05 | ; | P2−** | |
Profibus DP communication card | EX−CA06 | ; | P2−** | |
Keyboard extension cord | 2 m keyboard extension cord | CB1−200 | ; | P2−** |
3 m keyboard extension cord | CB1−300 | ; | P2−** | |
Base | Inverter base | ; | Optional for 90 kW and above power models | ; |
PG card (V6−T for option) | PG feedback card (12V) | EX−PG01 | A/B/Z open collector/differential/push-pull | P2−** |
PG feedback card (5V) | EX−PG02 | A/B/Z open collector/differential/push-pull | P2−** | |
PG feedback with frequency dividing output (12V) | EX−PG03 | 12V−PG feedback cassette with crossover output | P2−** | |
PG feedback with frequency dividing output (5V) | EX−PG04 | 5V−PG feedback cassette with crossover output | P2−** | |
PG Feedback card for UVW code disk | EX−PG06 | Feedback card for UVW code disk | P2−** | |
PG Feedback card/rotary transformer | EX−PG07 | Feedback card for resolver | P2−** |
Applications
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Tension Speed Controller Representative Industry
V&T Tension Controller application that there is a roll diameter calculation and tension with pendulum but no encoder. such as Drawing Wire Machine VFD, Roller Frequency Drive, warping machine, sizing machine, dyeing machine, non-woven slitting machine, winding machine, laminating machine, coating Machine, laminating machine, laminating machine, bag cutting machine, single frequency conversion, double frequency conversion, straight wire drawing machine, cable machine, paper machine, slitting machine, surface reeling machine, rewinding machine, gravure printing machine, Flexographic printing machines, dyeing machines, dyeing machines, metal processing cold-rolling machines, hot-rolling machines, layer winding machines, winding machines, unwinding frames, leather winders, extruders, etc. In addition,the Shenzhen V&T Technologies Co.,Ltd. V6−T can be used as an replacement torque motor with torque control and constant tension control and it can also be used as replacing magnetic powder clutch.

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V9-T Tension Control Inverter
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