China Mini Frequency Inverter/Variable Frequency Drive, Find details about China VFD, AC Drive from Mini Frequency Inverter/Variable Frequency Drive
Item | Standard | |||
Power supply | Level of voltage frequency | Single phase 200~240V, 50/60Hz three phase 200~240V,50/60Hz three phase 380~415V, 50/60Hz three phase 440~460V,50/60Hz three phase 575V,50/60Hz three phase 660V, 50/60Hz three phase 1140V, 50/60Hz | ||
Allowable fluctuation | Voltage :±15% frequency: ±5% | |||
Control performance | Control system | AC frequency vector inverterswith vector control based the high performance of DSP | ||
Output frequency | G/P/Z/S/T/M type: 0.00~400.0Hz, The highest frequency can be set among 10.00~400.0Hz | |||
Control method | V/F control, vector control for flux with open loop 1,vector control for flux with open loop 2, vector control for PG | |||
Lifting function of automatic torque | Torque control for low frequency (1Hz) and great output in the control method of V/F | |||
Control on accelerating and decelerating | Setting method for subsections of accelerating and decelerating S curve; the longest operation time 9600 h | |||
Control on programme operation | Operation for speed program of 16 sections; the longest operation time 888.88 h | |||
Image resolution of frequency setting | Figure: 0.01Hz(below300Hz),0.1Hz( above300Hz) simulation: 0.05Hz / 60Hz | |||
Frequency accuracy | Common difference of speed control 0.01%(25ºC±10ºC) | |||
V/F curve method | User defines V/F curve for linear and multiple power | |||
Overload capacity | G/S type: rated current 150%-1 minute, rated current 200%-0.1 second P type :rated current 120%-1 minute,rated current 150%-0.1 second Z/M/ T type:rated curren180%-1minute,rated curren250%-0.1 second H type :rated current 250%-1 minute, rated current 300%-0.1 second | |||
Slippage compensation | 50~100%, compensation for automatic slippage | |||
The highest frequency | 400Hz | |||
Carrier frequency | 0.5KHz~15KHz; carrier frequency can be adjusted based on the load characteristics | |||
Image resolution of output frequency | Figure setting: 0.01Hz simulation setting: the highest frequency × 0.1% | |||
Starting torque | G motor: 0.5Hz/180% P motor: 0.5Hz/120% | |||
Speed range | 1:200 | |||
Accuracy of speed stabilizing (accuracy of speed control) | Vector control for flux with open loop:≤±0.5% (rated synchronous speed) | |||
Stability of speed control | vector control for flux with open loop :≤±0.3%(rated synchronous speed) | |||
Torque response | ≤40ms (vector control for flux with open loop) | |||
Torque boost | Automatic torque boost; manual torque boost 0.1%~30.0% | |||
acceleration and deceleration line | Acceleration and deceleration method for line; for acceleration and deceleration time; time scope for acceleration and deceleration 0.0s~3600.0s | |||
DC braking | DC braking frequency :0.0Hz~maximum frequency, braking tine: 0.0~36.0 second,current value for braking movement: 0.0%~100.0% | |||
Electronic control | Range of jog frequency :0.00Hz~maximum frequency; Acceleration and deceleration time of jog: 0.0s~3600.0s | |||
Operation on multi sections | Realize the maximum operation of 16 sections via control terminals | |||
Build-in PID | Realize closed-loop control system with process control conveniently: | |||
Automatic voltage regulation (AVR) | Automatically make the output voltage constant when the network voltage changes | |||
Torque limitation and control | Excavator characteristics: automatic limitation on torque during the operation period and prevention for frequent overcurrent trip; and vector model of close loop can realize the torque control | |||
Personalized function | Self-checking for outside equipment safety of electrifying | Realize the security detection of electrifying on outside device like ground connection and short circuit | ||
Function of DC bus | Realize the function for many transducers to share DC bus | |||
key | Programmable key: function choice for positive and negative operation and jog operation | |||
Pendulous control of textile | Multi control functions of triangular wave | |||
Current -limiting function of the carrier | Built- in current-limiting algorithm of waveband reduces the probability for the AC frequency vector inverters to report overcurrent and improve the whole motor's ability on resisting disturbance | |||
Timing control | Timing control function: setting time scope 0h~65535h | |||
Standardization for extension cord of the keyboard | The customer can use the standard network cable to prolong the keyboard | |||
Operation | Inputting signal | Operation method | Keyboard/terminal/communication | |
Frequency setting | Six frequency source in total: setting of keyboard, analogue voltage, analogue current, operation for multiple sections, PID control, remote communication and presetting of keyboard potentiometer can be changed via multiple methods | |||
Starting signal | Corotation and inversion | |||
Speed of multiple sections | Speed for 16 sections can be set at most (using multifunction terminal or program execution) | |||
Acceleration of multiple sections | Acceleration 4 sections can be set at most (using multifunction terminal ) | |||
Emergency stop | Interrupt controller output | |||
Operation of pendulous frequency | Operation of process control | |||
Jog | Operation with low speed | |||
Fault resetting | Automatically or manually reset the fault state when the protection function is at an effective state | |||
PID feedback signal | Including DC 0~10V, DC 1~5V, DC 0~20mA and DC 4~20mA | |||
Outputting signal | Operating condition | Motor situation showing stop, acceleration and deceleration, constant speed and state of programme operation | ||
Fault output | Output of sensitive point-AC 250V 5A, DC 30V 5A | |||
Analog output | Two analog outputs can choose 8 signals such as frequency, current, voltage and so on; and output signal scope can be set randomly among 0~10V/0~20mA. | |||
Output of digital quantity | Up to three output signals; every output signal has nine signals for choice | |||
Operation function | Limiting frequency, avoiding frequency, slippage compensation, invert protection, self-adjusting and PID control | |||
Braking of direct current | Built-in PID adjusts brake current and protects sufficient braking torque without overcurrent | |||
Run command channel | Three channels: presetting of operation panel, control terminal and serial communication. The change via various methods | |||
Input terminal | Six digital input terminals can be compatible with active loudspeaker PNP or two input terminals of analog of NPN input method; among them, AI1 and AI2 can be input as voltage or current. (if it necessary to expand the function of input and output terminals, please use IO expansion cards) | |||
Output terminal | One digital output terminal (bipolar output), a relay output terminal, and an analog output terminal can respectively choose 0/4mA~20mA or 0/2V~10V and realize the output of physical quantities such as setting frequency, output frequency and rotate speed | |||
Protection function | AC frequency vector inverters protection | Overvoltage protection, low-voltage protection, overcurrent protection, overload protection, overheat protection, protection of overcurrent and speed reduction, protection of overvoltage and speed reduction, protection of default phase (optional functions), external fault, communication error, abnormal feedback signal of PID and PG fault | ||
IGBT temperature display | Display current IGBT temperature | |||
Control of AC frequency vector inverters fan | Starting temperature for the fan can be set | |||
Instant power failure and then restarting | Less than 15 millisecond: Continuous operation More than 15 millisecond: automatically detect the motor speed and restart after instant power failure | |||
Tracking method of rotate speed | Automatically track motor speed at the start of the transducer | |||
Protection function of parameter | Protect the AC frequency vector inverters parameter via setting supervisor password and decode | |||
Display | LED/OLED show keyboard | Operation information | 18 monitoring objects of the operation in total: operation frequency, setting frequency, rated current of the motor, current percentage, DV bus voltage, output voltage, actual speed of the motor, accumulative operation time, IGBT temperature, PID given value, feedback value of PID, state of input terminal, state of output terminal, value of analog AI1, value of analog AI2A, current number for speed of multiple sections and setting value of torque | |
Error message | Keep five error messages at most and inquire fault type, voltage, current, frequency and working condition when the fault occurs | |||
LED display | Display parameter | |||
OLED display | Options available; instruction in Chinese/English | |||
Parameter copy | Using special keyboard of parameter copy can realize the quick copy of the parameter (limited too OLED) | |||
Key lock and function choice | Realize partial or complete lock of the button; define the effect scope of partial buttons to prevent wrong operation | |||
Communication | RS485/RS232 | It can choose isolated RS485/RS232 communication module to realize the communication with the upper computer | ||
Environment | Environment temperature | -10ºC~40ºC( environment temperature is among 40ºC~50ºC; please use it with derating) | ||
Storage temperature | -20ºC~65ºC | |||
Environment humidity | Less than 90 % R.H,not exceeding 90 % R.H | |||
Height; vibration | Below 1000 m, below 5.9m/s?(=0.6g) | |||
Application place | Indoor, without sunlight or corrosivity, explosive gas or water vapor, dust, combustible gas, oil mist, water vapor, dropping water or salinity | |||
Altitude | Belong 1000m | |||
Pollution degree | 2 | |||
Product standard | The product implements safety standard | IEC61800-5-1:2007 | ||
The product implements EMC standard | IEC61800-3:2005 | |||
Cooling method | Forced cooling and natural air cooling |