SHENZHEN COENG TECH CO., LTD.
| Payment Terms | L/C,T/T,Western Union |
| Supply Ability | 20000sets/year |
| Delivery Time | 10-30 working day |
| Packaging Details | Carton, plywood case |
| Input voltage | Input voltage: 380V (-15%) to 480V (+10%) Phase: Three-phase |
| Input power frequency | 50Hz/60Hz ±5% |
| Output voltage | 0V~Input voltage |
| Output frequency | 0～600Hz |
| Master control motor type | Asynchronous motor |
| Master control speed range | 1:10 V/F；1:100 OLVC；1:1000 CLVC |
| Master control mode | V/F, OLVC(Open-loop Vector Control), CLVC(Closed-loop Vector Control) |
| Brand Name | COENG |
| Model Number | HV350 |
| Certification | CE |
| Place of Origin | China |
View Detail Information
Explore similar products
HV300 General Purpose 0.4kW To 500kW Variable Frequency Inverter Common Motor
Vector Control Variable Frequency Inverter With PID Auto Tuning For Steel Plant
Power Vector Frequency VFD Inverter With V/F Control Wide Input Voltage Range
15kw 30kw 37kw Vector Industrial Frequency Inverter Adjustable Speed Modbus RTU
Product Specification
| Payment Terms | L/C,T/T,Western Union | Supply Ability | 20000sets/year |
| Delivery Time | 10-30 working day | Packaging Details | Carton, plywood case |
| Input voltage | Input voltage: 380V (-15%) to 480V (+10%) Phase: Three-phase | Input power frequency | 50Hz/60Hz ±5% |
| Output voltage | 0V~Input voltage | Output frequency | 0～600Hz |
| Master control motor type | Asynchronous motor | Master control speed range | 1:10 V/F；1:100 OLVC；1:1000 CLVC |
| Master control mode | V/F, OLVC(Open-loop Vector Control), CLVC(Closed-loop Vector Control) | Brand Name | COENG |
| Model Number | HV350 | Certification | CE |
| Place of Origin | China | ||
| High Light | programmable vector frequency inverter ，16-step multi-speed inverter ，terminal control frequency inverter | ||
| Item | Specification Description and Technical Data | |
| Power input/output | Input voltage | Input voltage: 380V (-15%) to 480V (+10%) Phase: Three-phase |
| Input power frequency | 50Hz/60Hz ±5% | |
| Input voltage imbalance | ≤3% | |
| Output voltage | 0V~Input voltage | |
| Output frequency | 0～600Hz | |
| Master control performance | Motor type | Asynchronous motor |
| Control mode | V/F, OLVC(Open-loop Vector Control) | |
| Speed range | 1:100 V/F; 1:200 OLVC | |
| Starting torque | OLVC: 150%(0.25Hz) | |
| Torque precision | ±5% (OLVC, above 5Hz) | |
| Torque ripple | ≤±5%, in Vector control mode | |
| Speed stability | OLVC, 0.2% | |
| Torque response | ≤5ms, in Vector control mode | |
| Acceleration/deceleration time | 0.0s~3200.0s; 0.0min~3200.0min | |
| Torque boost | 0.0%~30.0% | |
| Overload capacity | G type: 150% 1min/5min; 180%10s/5min; P type: 110% 1min/5min; 150% 10s/5min | |
| V/F curve | Straight-line type, multi-point type, V/F Half separation mode, V/F complete separation mode | |
| Input frequency resolution | Digital setting: 0.01Hz, Analog setting: maximum frequency *0.025% | |
| Main functions | Acceleration/deceleration curve | Straight line and S-curve |
| Simple PLC, Multi-speed control | 16 speed segments supported through control terminals | |
| Automatic voltage regulation (AVR) | Automatically keeps the output voltage constant when grid voltage varies within a certain range | |
| Fixed length control | Control with given length | |
| Built-in PID | Easily forms a closed-loop control system | |
| Multi-motor switching | Switchover between two groups of motor parameters to control the two motors | |
| Virtual I/O | 8 groups of virtual VDI/VDO, 3 groups of AI as DI, enabling simple logic control | |
| Overvoltage/Overcurrent stall control | Automatic current and voltage limitation during operation preventing the inverter from tripping due to frequent overcurrent or overvoltage | |
| Restart after power failure | After power failure and restoration, the inverter waits for a set time before automatically running | |
| Quick current limiting | Avoids frequent overcurrent faults in the inverter | |
| Power input/output | Frequency setting method | Keypad; terminal UP/DOWN; multi-reference; pulse reference; communication |
| Analog input terminals | AI1; AI2: 0V~10V/ 0 (4)mA~20mA | |
| Digital input terminals | DI1-DI5, 5 programmable digital input terminals with opto-isolation, compatible with both sinking/sourcing inputs. DI5 supports high-speed pulse input with a maximum input frequency of 100kHz. | |
| Digital output terminals | Open-collector output; output voltage range: 0V~24V; current load capacity: 50mA. DO1 supports high-speed pulse output with a maximum output frequency of 100kHz. | |
| Analog output terminals | 1-channel 0V ~ 10V/0(4)mA ~ 20mA | |
| Relay output | 1-channel Form C contact, NO+NC | |
| Communication | Communication protocols | Modbus RTU (standard configuration); Profibus-DP; Profinet IO; CANopen; Modbus TCP/IP; Ethercat; EtherNet/IP (optional configuration) |
| Ambient requirements | Altitude | ≤1000m: no need for derating 1000~3000m: current derating by 1% per 100m increased |
| Ambient temperature | -25℃～+40℃ (Running with derating allowed between 40~55) | |
| Humidity | 15% ~ 95%, No condensation | |
| Vibration | 3M3, IEC60721-3-3 | |
| Storage temperature | −40°C~+70°C | |
| Installation place | Indoor, without direct sunlight, free from flammable, corrosive gases, liquids, and conductive particles. | |
| Optional accessories | Communication expansion card, I/O terminal expansion cards | |
| Protections | Protection against short circuit , overcurrent, overload, overvoltage, undervoltage, phase loss, overtemperature, external faults, etc. | |
| Installation method | Installed in a cabinet | |
| Protection rating | IP20 | |
| Cooling method | Air cooling | |
Switzerland
Achieve precision in pharmaceutical and watchmaking industries with the inverter’s micro-frequency resolution (0.01Hz) and stable vector control. The modular expansion supports Switzerland’s high-precision engineering.
Austria
Integrate into alpine industrial systems using the inverter’s altitude derating and robust housing. Features like multi-reference frequency setting enhance Austria’s automotive and hydropower applications.
Belgium
Optimize food and beverage processing with the inverter’s hygienic design options and quick-response digital outputs. The built-in PID ensures consistent quality in Belgium’s manufacturing lines.
Denmark
Drive wind energy and automation projects with the inverter’s grid-friendly output and CANopen support. Its user-friendly interface and reliable performance cater to Denmark’s green technology focus.
Finland
Withstand sub-Arctic conditions using the inverter’s wide storage range and anti-freeze protection. The simple PLC and communication protocols benefit Finland’s forestry and data centers.
United Arab Emirates
Excel in high-heat urban projects with the inverter’s advanced cooling and sun-resistant casing. The quick installation and multi-protocol communication support UAE’s construction and smart city initiatives.
Company Details
Year Established:
2017
Total Annual:
15000000-16000000
Employee Number:
100~500
Ecer Certification：
Verified Supplier
COENG Tech Co., Ltd. was founded in 2017, specializes in the research, manufacturing, sales, and service of electric drive products, with a primary focus on Variable Frequency Drives (VFDs). As an innovative company, COENG leverages its expertise and advanced technology to develop cutti... COENG Tech Co., Ltd. was founded in 2017, specializes in the research, manufacturing, sales, and service of electric drive products, with a primary focus on Variable Frequency Drives (VFDs). As an innovative company, COENG leverages its expertise and advanced technology to develop cutti...
Get in touch with us
Leave a Message, we will call you back quickly!