Sanket Electrotech
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Sanket Electrotech
| Item | Technical Index | Specifications |
| Input | ||
| Input voltage |
1AC 220V±15% 3AC 380V±15% |
|
| Input frequency | 50/60Hz±5% | |
| Output | ||
| Output voltage | 0～rated input voltage | |
| Output frequency | 0.00~400.00Hz | |
| Control | ||
| Control mode | V/f control Sensorless vector control Torque control | |
| Operation command mode | Keypad control Terminal control Serial communication control (Modbus) | |
| Frequency setting mode | Digital setting, analog setting, pulse frequency setting, serial communication setting, multi-step speed setting & simple PLC, PID setting, etc. These frequency settings can be combined & switched in various modes. | |
| Overload capacity | 150% / 60s, 180% / 10s, 200% / 1s. | |
| Starting torque | 0.25Hz/150% (SVC); 0.5Hz/150% (V/f) | |
| Speed control precision | ±0.5% (V/f) , ±0.2% (SVC) , | |
| Carrier frequency | 1~15kHz, automatically adjusted according to temperature and load characteristics | |
| Features | ||
| Frequency accuracy | Digital setting: 0.01Hz Analog setting: maximum frequency ×0.05% | |
| Torque boost | Automatically torque boost; manually torque boost: 0.1%~30.0% | |
| V/f curve | Three types: linear, multiple point and square type (1.2 power, 1.4 power, 1.6 power, 1.8 power, square) | |
| Acceleration/decele ration mode | Straight line/S curve; four kinds of acceleration/deceleration time, range: 0.0s~3600.0s | |
| Braking unit | Standard build-in | |
| DC braking | DC braking when starting and stopping DC braking frequency: 0.0Hz~maximum frequency, braking time: 0.0s~25.0s |
|
| Jog operation | Jog operation frequency: 0.0Hz~maximum frequency Jog acceleration/deceleration time: 0.1s~3600.0s | |
| Simple PLC & multi-step speed operation | It can realize a maximum of 16 multi-step speeds running via the built-in PLC or control terminal. | |
| Built-in PID | Built-in PID control to easily realize the close loop control of the process parameters (such as pressure, temperature, flow, etc.) | |
| Automatic voltage regulation | Keep output voltage constant automatically when input voltage fluctuating | |
| Control Function | ||
| Torque control | Torque control without PG | |
| Torque limit | “Rooter” characteristics, limit the torque automatically and prevent frequent over-current tripping during the running process | |
| Wobble frequency control | Multiple triangular-wave frequency control, special for textile | |
| Timing/length/ counting control | Timing/length/counting control function | |
| Over-voltage & over-current stall control | Limit current & voltage automatically during the running process, prevent frequent over-current & over-voltage tripping | |
| Fault protection function | Comprehensive protections include over-current, over-voltage, under-voltage, overheating, default phase, overload, shortcut, etc., can record the detailed running status during failure & has fault automatic reset function | |
| Input/out put terminals | ||
| Input terminals | 5 multifunctional programmable digital input; 2 programmable analog input; AI1: 0～10V AI2: 0~10V / 4～20mA |
|
| Output terminals | Refer to typical wiring for details | |
| Communication terminals | Offer RS485 communication interface, support MODBUS-RTU communication protocol | |
| Human machine interface | LED display | Display frequency setting, output frequency, output voltage, output current, etc. Two lines display |
| Multifunction key | QUICK/JOG key, can be used as multifunction key | |
| Environ- ment | ||
| Ambient temperature | -10℃～50℃, without direct sunshine. | |
| Humidity | 90%RH or less (non-condensing) | |
| Altitude | ≤1000M: output rated power, ＞1000M: output derated | |
| Storage temperature | -20℃～60℃ |
