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MODEL MODEL MODEL
JHI780-0D75G-1 0.75kw 220v JHI780-1D5G-1 1.5kw 220v JHI780-2D2G-1 2.2kw 220v
JHI780-0D75G-4 0.75kw 380v JHI780-1D5G/-4 1.5kw 380v JHI780-2D2G-4 2.2kw 380v
----------------------------------------------------------------------------------------------------------------------------------Technical Features
| Input | Rated Power Range | 0.75KW~2.2KW/220V or 380V | |
| Output | Output Frequency Range | 0~500Hz | |
| Overload Capability | G type, 60s with 150% of rated current, 3s with 180% of rated current; For 220% rated current, instantaneous protection. | ||
| Control Mode | V/F Control, Sensorless Vector Control, Torque Control | ||
| Control Character
| Frequency Setting Resolution | Analog Input | 0.025% of maximum output frequency |
| Digital Setting | 0.01 Hz | ||
| V/F Control | V/F Curve (voltage frequency character) | ||
| Torque Compensation, manual setting: 0.0~30% of rated output; automatic compensation: according to output current and motor parameter | |||
| Automatic current-limiting and voltage-limiting | |||
| Senseless Vector Control
| Voltage Frequency Character | Adjust pressure/frequency ratio according to motor parameter and unique algorithm | |
| Torque Character | Starting torque: 3.0 Hz 150% rated torque (VF control) 0.5 Hz 150% rated torque (SVC) Operating speed precision in steady state: ≤±0.5% rated synchronous speed | ||
Motor Parameter Self-measurement | Being able to detect parameter automatically under static state and dynamic state of motor, thus guarantee an optimum control | ||
Current and Voltage Restrain | Current closed-loop control, free from current impact, perfect restrain function of overcurrent and overvoltage | ||
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 | ||
| Typical Function | Multi-velocity and Traverse Operation | 16 segments programmable multi-velocity control, multiple operation mode. Traverse operation: preset frequency and center frequency adjustable, parameter memory and recovery after power cut | |
PID Control RS485 Communication | Built-in PID controller (able to preset frequency). Standard configuration RS485 communication function, multiple communication protocol for choice, synchronizing control function | ||
| Frequency Setting | Analog Input | Direct voltage 0~10V, direct current 0~20mA (optional upper limit and lower limit) | |
| Digital Input | Operation panel setting, RS485 port setting, UP/DW terminal control, or combined with analog input | ||
| Output Signal | Digital output | 2 channel DO output and one channel relay output(TA, TC) | |
| Analog output | 1 channel analog signal output, output ranging within 0-20mA or 0-10V with flexibly setting, achievable output of physical quantities like set frequency, output frequency | ||
Automatic Steady-voltage Operation | Dynamic steady state, static steady state, and unsteady voltage for choices to obtain the steadiest operation | ||
Acceleration and Deceleration Time Setting | 0.0s~6500.0sec continuous setting, S type and linear type mode for choice | ||
| Brake | Dynamic Braking | Dynamic braking initial voltage, backlash voltage and dynamic braking continuous adjustable | |
| DC Braking | DC braking frequency: 0.00-[F0.16j upper limit frequency Braking time: 0.0-36.0s; Braking current: 0.0%~100.0% of rated current | ||
Low Noise Running | Carrier frequency 2.0kHz-8.0kHz continuous adjustable, minimize motor noise | ||
Speed Tracking and Restart Function | Smooth restart during operation, instantaneous stop and restart | ||
Operation Function | Upper limit and lower limit frequency setting, slip frequency compensation, RS485 communication, frequency control of progressive increase and decrease, failure recovery automatically, etc. | ||
| Protective Function | Overcurrent, overvoltage, undervoltage, module fault, electric thermal relay, overheat, short circuit | ||
| Structure | Protection Level | IP20 | |
Cooling Method | Air cooling with fan control | ||
| Installation Method | Wall-hanging type, cabinet type, rail type | ||










1.Q: Are you a factory or trading company?
A: We are a factory.
2.Q: Where is your factory located?
A: Our factory is in Hangzhou City, Zhejiang Province, China.
It's near Ningbo & Shanghai port.
3.Q: How about quality control in your factory?
A: Quality is first, 100% inspection before shipment.
We have CE certificates and follow ISO9001:2015.
4.Q: How about guarantee?
A: It's within 12 months since sales.
5.Q: What's the payment term?
A: We accept T/T, WEST UNION, PAYPAL, CASH, L/C
6.Q: What's the delivery time?
A: Usually it will take about one - three weeks for production upon your quantity.
7.Q: Do you accept OEM business?
A: We accept OEM with your authorization.
8.Q: Which market do you already sell?
A: We already ship to Europe, Middle East, South America, Asia, Africa etc.
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