Sanket Electrotech
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Sanket Electrotech
| Item | Technical Index | Specifications |
| Input | Input voltagey | 3AC 380V±15% |
| Input frequency | 0.5kHz~16.0kHz；Depending on the load Characteristics,and automatically adjust the carrier frequency. | |
| Output | Output voltage | 0～rated input voltage |
| Output frequency | Low frequency mode: 0~300Hz High frequency mode: 0~3000Hz | |
| Overload capacity | G model: 150%/60s, 200%/4s P model: 120%/60s, 150%/1s | |
| Control mode | V/F control, advanced V/F control, V/F separation control, no PG electric flow control | |
| Control characteristics | Frequency setting resolution | Digital setting: 0.01Hz Analog input: maximum output frequency 0.1% |
| Frequency accuracy | Digital input: Within 0.2% of the maximum output frequency Analog input: Set output frequency within 0.01% | |
| V/F control | ||
| V/F curve (voltage frequency characteristics) | The reference frequency can be set arbitrarily between 0.5~3000Hz,br and the multi-point V/F curve can be set arbitrarily. Multiple fixed curves such as constant torque, reduced torque 1, reduced torque 2, and squared torque can also be selected | |
| Torque boost | Automatically torque boost;Automatically determine the lifting torque based on the output current and combined with motor parameters manually torque boost: 0.0%~30.0% | |
| Automatic current and voltage limiting | It can automatically detect the stator current and voltage of the motor during acceleration, deceleration, or stable operation, and suppress them within the allowable range based on a unique algorithm, minimizing the possibility of system fault tripping | |
| Voltage frequency characteristics | Automatically adjust the output voltage frequency ratio based on motor parameters and unique algorithms | |
| Torque characteristics | Starting torque: 150% rated torque at 3.0Hz (VF control) 150% rated torque at 1.0Hz (advanced VF control) 150% rated torque at 0.5Hz (without PG flow control) Steady state accuracy of operating speed: ≤ ± 02% of rated synchronous speed |
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| Senseless vector control | Speed fluctuation: ≤ ± 0.5% rated synchronous speed Torque response: ≤ 20ms (without PG current vector control) | |
| Self-measurement of motor parameters | Without any limitations, automatic parameter detection can be completed under both static and dynamic conditions of the motor to achieve the best control effect | |
| Current and voltage suppression | Full process current closed-loop control, completely avoiding current surge, with complete overcurrent and overvoltage suppression function | |
| Control characteristics | Under voltage suppression during operation | Especially for users with low grid voltage and frequent fluctuations in grid voltage, even within the allowable voltage range, the system can maintain the longest possible operating time based on unique algorithms and residual energy allocation strategies |
| Typical functions | Multi stage speed and swing frequency operation | 16 segments programmable multi speed control, with multiple operating modes to choose from. Swing frequency operation: preset frequency and center frequency adjustable, state memory and recovery after power failure |
| PID Control RS485 Communication | Built-in PID contro(Pre set frequency) Standard RS485 communication interface, support MODBUS-RTU communication protocol | |
| Input terminals | Programmable digital inputs:Operation panel settings, RS485 interface settings, UP/DW terminal control, and multiple combination settings with analog inputs Programmable analog inputs: DC Voltage (0~10V), DC current (0～ 20mA). | |
| Output terminals | Programmable digital outputs:Two Y-terminal open collector outputs and two programmable relay outputs (TA, TB, TC), with up to 61 meaning options Programmable analog outputs: Two analog signal outputs, with a flexible output range between 0~20mA or 0~10V, can achieve the output of physical quantities such as set frequency and output frequency |
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| Automatic voltage stabilization operation | According to the needs, dynamic voltage regulation, static voltage regulation, and non voltage regulation can be selected to achieve the most stable operating effect | |
| Acceleration and deceleration time setting | According to the needs, dynamic voltage regulation, static voltage regulation, and non voltage regulation can be selected to achieve the most stable operating effect | |
| Low noise operation | The carrier frequency is continuously adjustable from 1.0KHz to 16.0KHz, minimizing motor noise to the greatest extent possible | |
| Speed tracking speed restart function | Can achieve smooth restart and instantaneous stop restart functions of the motor during operation | |
| Counter | One internal counter for easy system integration | |
| Running functions | Upper and lower frequency settings, frequency jump operation, reverse operation restriction, slip frequency compensation, RS485 communication, frequency increase and decrease control, fault self recovery operation, etc | |
| Retardati on | Energy consumption braking | The starting voltage, return voltage, and energy consumption braking rate of energy consumption braking can be continuously adjusted |
| DC braking | Starting frequency of DC braking during shutdown: 0.00~upper limit frequency Braking time: 0.0~100.0 seconds; Braking current: 0.0%~150.0% rated current |
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| Magnetic flux braking | 0~100 0: Invalid | |
| Display | Running state | Output frequency, output current, output voltage, motor speed, set frequency, module temperature, PID setting, feedback quantity, analog input and output, etc |
| Alarm content | Records of the last six faults, including output frequency, set frequency, output current, output voltage, DC voltage, module temperature, and other six operating parameters during the last fault trip | |
| Fault protection function | Over current, over voltage, under voltage, module failure, electronic thermal relay, overheating, short circuit, input and output phase loss, abnormal motor parameter tuning, internal memory failure, etc | |
| Environ- ment | Ambient temperature | -10℃～40℃ (>40℃, output derated), without direct sunshine. |
| Humidity | 90%RH or less (non-condensing) | |
| Altitude | ≤1000M: output rated power, ＞1000M: output derated | |
| Environment | Indoor (without direct sunlight, corrosion, flammable gases, oil mist, dust) | |
| Structure | Protection level | IP20 |
| Cooling method | Air cooling with fan control | |
| Installation method | Wall mounted, cabinet mounted | |
