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| Categories | Vector Frequency Inverter |
|---|---|
| Brand Name: | COENG |
| Model Number: | HV350 |
| Certification: | CE |
| Place of Origin: | China |
| MOQ: | 1 |
| 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) |
| Company Info. |
| SHENZHEN COENG TECH CO., LTD. |
| Verified Supplier |
| View Contact Details |
| Product List |
| 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 | |
Thailand
Streamline automotive assembly lines with the inverter’s fast
digital I/O and pulse reference inputs. Its overload capacity and
easy maintenance reduce costs in Thailand’s manufacturing hubs.
Vietnam
Adapt to rapid industrial growth with the inverter’s flexible
communication options (Modbus RTU, Profinet). The speed stability
and torque boost features support Vietnam’s textile and electronics
sectors.
Poland
Enhance metalworking and machinery with the inverter’s precise
analog outputs and encoder compatibility. The IP20 rating and
derating functionality ensure durability in Poland’s industrial
zones.
Netherlands
Support sustainable operations with the inverter’s energy-efficient
modes and compliance with IEC standards. Its compact design and
plug-and-play accessories fit Netherlands’ logistics and port
equipment.
Sweden
Meet high environmental standards with the inverter’s low harmonic
distortion and eco-cooling technology. The reliable torque control
and vibration resistance suit Sweden’s paper and pulp industries.
Norway
Operate seamlessly in fjord and offshore settings with
corrosion-resistant components and wide temperature ranges. The
inverter’s PROFINET IO and failsafe features align with Norway’s
maritime and oil sectors.
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