VFD HS350 Series
→VFD HS360 & 361 Series
→VFD HS320 & 321 Series
→VFD HS710 Series
→VFD HS720 Series
→720H Series High-Power Vector Drive
→VFD HS721 Series
→VFD HS310 Series
→VFD HS730Series
→VFD HS110 Series
→VFD HS280 & 281 Series
→VFD HS130 Series
→VFD HS230 Series
→VFD HS200 Series
→HE200 series high protection hybrid inverter
→HE200/300 Photovoltaic Hybrid Grid Inverter
→HE300 Photovoltaic Off-Grid Inverter
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HS720H Series Frequency Inverter is a universal vector inverter designed for traditional agriculture, industry, and manufacturing sectors. It is widely applicable in industries such as fans & pumps, printing & packaging, power & building materials, metallurgy & chemical engineering, and municipal & fire protection systems.
This series of inverters features outstanding performance, rich functionality, compact design, user-friendly operation, high reliability, and excellent environmental adaptability.
■ Performance is remarkable
Current vector control algorithm, strong load capacity, fast response speed, wide speed range
■ Wide voltage input
When the power grid voltage and frequency fluctuation, automatically adjust the output, small impact on the motor and production machinery;
■ Widely used
Covers a variety of typical load application functions to meet the needs of various applications;
■ Built-in brake unit
Compact, built-in brake unit (18.5KW and below standard)
■ RS485 communication
Standard RS485 serial communication interface, standard MODBUS communication protocol;
■ Complete protection performance
Overcurrent, overvoltage, input phase loss, output phase loss, output imbalance detection and other protection functions
■ High safety
Mature and reliable structure design, high flame retardant material, to ensure product safety.
■ High reliability
Fully equipped with Fuji Electric (Japan) IGBT modules
model | A (mm) | B (mm) | H (mm) | W (mm) | D (mm) | mounting hole （mm) | Install screws |
Installation dimensions | External dimensions | ||||||
132kW-185kW G3 | 220 | 789.5 | 817.7 | 354.7 | 402.2 | 12 | M10 |
200kW-280kW G3 | 220 | 1040 | 1104 | 386.2 | 543.5 | 15 | M14 |
Item | Description | ||
Output | Output voltage | 0V to the input voltage | |
Output frequency | Low - frequency mode : 0.00Hz to 500.00Hz High - frequency mode : 0.0Hz to 3200.0Hz | ||
Carrier frequency | 0.8kHz to 16.0kHz (automatic adjustment according to the load) | ||
Overload capacity | 150% / 1 min | ||
Input | Voltage/Frequency | 3-phase: 380V; 50/60Hz 1-phase: 220V; 50/60Hz | |
the fluctuation of voltage | 3-phase: 380V AC ±15%, allowable range: 323V AC to 437V AC 1-phase: 220V AC ±15%, allowable range: 187V AC to 253V AC | ||
Frequency range | G type: 110% for long-term, 120% for 22 min, 150% for 1min P type: 105% for long-term, 120% for 8 min, 150% for 1min | ||
Control Character | Frequency Setting Resolution | Analog Input | 0.025% of maximum output frequency |
Digital Setting | 0.01 Hz | ||
Control mode | Voltage/Frequency (V/F) control, Sensorless vector control (SVC) | ||
Startup torque | SVC | 0.25 Hz/150% | |
Speed range | SVC | 1：200 | |
Speed stability accuracy | SVC | ±0.5% (SVC) | |
Torque boost | Customized boost 0.0 % to 30.0 % | ||
V/F curve | Straight-line V/F curve, Multi-point V/F curve, Complete V/F separation and Half V/F separation | ||
Wave current limit | In V/F mode, to achieve fast response and ensure the normal operation of the inverter | ||
Ramp mode | Straight-line ramp, S-curve ramp Four separate acceleration/deceleration time: 0.1s to 6500s | ||
Automatic voltage regulation (AVR) | The system maintains a constant output voltage automatically when the grid voltage changes through the permissible range. | ||
DC injection braking | DC injection braking frequency: 0 Hz to max frequency DC injection braking active time: 0.0s to 100.0s Current level of DC injection braking: 0% to 100% | ||
Jog running | Frequency range of jog running: 0.00 to max frequency Acceleration/Deceleration time of jog running:0.0s to 6500.0s | ||
Onboard multiple preset speeds | The system implements up to 16 speeds by using simple PLC function or by using digital input signals. | ||
Overvoltage and overcurrent stall control | Overvoltage and overcurrent stall control | ||
Torque limit and control | The system limits the torque automatically. Torque control is applied in vector control. | ||
(continued) | Undervoltage Restrain during Running | Specially for users with a low or unsteady voltage power grid: even lower than the allowable voltage range, the system can maintain the longest possible operating time based on its unique algorithm and residual energy allocation strategy | |
Control input and output signals | Command source | Allows different methods of switching between command sources: Operating panel (keypad & display), Terminal I/O control and Serial communication | |
Main frequency reference setting 】channel | Allows different methods of switching between frequency reference setting channels: Digital setting, Analog voltage reference, Analog current reference, Pulse reference(Optional), Communication reference | ||
Auxiliary frequency reference setting channel | Allows fine tuning of the auxiliary frequency and main & auxiliary calculation. | ||
Input terminals | 0 to 5V keyboard potentiometer input Six digital input (X) terminals, one of which supports up to 50 kHz high-speed pulse input(Optional). Two analog input (AI) terminals, one of which supports only 0 to10 V input, and the other supports 0 to 10 V and 4 to 20 mA current input. | ||
Output terminals | Single open-collector output terminal (high-speed pulse (Optional)) for a square-wave signal Single relay output terminal Single extra AO terminal | ||
serial communication interface | RS-485 interface | ||
Protective Function | Overcurrent, overvoltage, undervoltage, module fault, electric thermal relay, overheat, short circuit, default phase of input and output, motor parameter adjustment abnormality, internal memory fault, etc. | ||
Display | Five digit digital display (LED) and Status indicator light | Parameter setting: Display parameter number and value. | Function code, Data, status |
Running state display: Display operation frequency, current, etc. | |||
Fault display: Display the fault code. | |||
Environment
| Installation location | Install the inverter where it is indoors and protected from direct sunlight, dust and corrosive or combustible gases. Running in derated capacity above 1000m. | |
Ambient Temperature | -10°C to +40°C (please run the VFD in derated capacity when ambient temperature is 40°C to 50°C) | ||
Ambient Humidity | 20% to 95%RH, without condensing drops | ||
Operation temperature | –10°C to +50°C | ||
Vibration | Less than 0.5 g | ||
Storage temperature | –25°C to +65°C | ||
Installation Method | Wall-hanging type, cabinet type | ||
Structure | Protection Level | IP20 | |
Cooling Method | Air cooling with fan control | ||
