VFD Frequency Converter China Supplier 18kw, Find details about China Variable Speed Drive, Variable Frequency Drive from VFD Frequency Converter China Supplier 18kw
Identification | Voltage level |
4 | three-phase 380V |
S2 | Single-phase 220V |
Identification | Adaptive motor type |
G | General type |
Identification | 0.4 | 0.75 | ... | 400 |
Adaptive motor(KW) | 0.4 | 0.75 | ... | 400 |
Item | Specification | ||
Standard functions | Maximum frequency | Vector control: 0~500Hz; V/F control: 0~500Hz | |
Carrier frequency | 0.8kHz~12kHz The carrier frequency is automatically adjusted based on the load features. | ||
Input frequency resolution | Digital setting: 0.01Hz Analog setting: maximum frequency x 0.025% | ||
Control mode | • Open-loop vector control (SVC) • Closed-loop vector control (FVC) • Voltage/Frequency (V/F) control | ||
Starting torque | • G type: 0.5 Hz/150% (SVC); 0 Hz/180% (FVC) • P type: 0.5 Hz/100% | ||
Basic functions | Speed range | 1:100 (SVC) | 1:1000 (FVC) |
Constant-speed accuracy | ± 0.5% (SVC) | ± 0.02% (FVC) | |
Overload capacity | • G type:60s for 150% of the rated current • P type: 60s for 120% of the rated current. | ||
Torque boost | • Fixed boost • Customized boost 0.1%-30.0% | ||
V/F curve | • Straight-line V/F curve • Multi-point V/F curve •N-power V/F curve (1.2-power, 1.4-power, 1.6-power, ,1.8-power, square) | ||
V/F separation | Two types: complete separation; half separation | ||
Acceleration /deceleration curve | • Straight-line ramp • S-curve ramp Four groups of acceleration/deceleration time with the range of 0.0-6500.0s | ||
DC braking | DC braking frequency: 0.00Hz~maximum frequency Braking time: 0.0s~36.0s Braking action current value: 0.0%-100.0% | ||
JOG control | JOG frequency range: 0.00-50.00 Hz JOG acceleration/deceleration time: 0.0-6500.0s | ||
Operation | Command source | Operation panel, control terminal and serial communication port are given Switch in various methods | |
Frequency source | Various frequency sources: digital reference, analog voltage reference, analog current reference, pulse reference and serial port reference. The switching can be conducted in various methods | ||
Auxiliary frequency source | 10 kinds of auxiliary frequency source. The auxiliary frequency jog and frequency synthesis can be achieved flexibly | ||
Input terminal | Standards: 7 digital input terminals, among which one support maximum high-speed pulse input of 100kHz 2 analog input terminals, among which one only supports voltage input of 0 ~10V and the other supports voltage input of 0 ~10V or current input of 4 ~20mA Expansion capability: 3 digital input terminals 1 analog input terminal, which supports voltage input of -10V ~10V and supports PT100/PT1000 | ||
Output terminal | Standards: 1 high-speed pulse output terminal (The open collector type is optional), supporting 0~100kHz square signal output 1 digital output terminal 1 relay output terminal 1 analog output terminal, supporting current output of 0~20mA or voltage output of 0~10V Expansion capability: 1 digital output terminal 1 relay output terminal 1 analog output terminal, supporting current output of 0~20mA or voltage output of 0~10V | ||
Display and keyboard operation | LED display | Display the parameter | |
Key lock and function selection | Realize partial or all key lock and define the action range of some keys to prevent misoperation | ||
Protection function | Short circuit test of electrified motor, input/output default phase protection, overcurrent protection, overvoltage protection, undervoltage protection, overheat protection, overload protection, etc. |