Multi-function flux vector control, 32-bit DSP hardware platform, strong low frequency torque, fast speed and torque response, smooth speed tracking.
Constant pressure water supply, swing frequency control, drop control, fixed length control and other self-learning function, speed tracking, output constant torque and so on.
Independent duct design, compact structure, high power density, cabinet and wall-mounted integrated design, easy to install, high cost-effective, standard built-in reactor (90KW and above).
Achieve bus expansion, terminals, relays, analog expansion, can meet the needs of special users.
Provide free protocol, Modbus protocol, extended CAN bus, Profibus and so on.
Achieve smooth soft start, avoid the electrical and mechanical impact, extend the service life of equipment.
Flux vector control technology, high starting torque, high operating accuracy;
Widely used in various industrial sites.
Multiple protection functions, including short circuit, over current, over voltage, overload, undervoltage protection ect.
Item | Item description | ||
Input | Rated volt.,frequency | 1 phase 220V Grade: 1 phase 220V,50Hz/60Hz | |
3 phase 380V Grade: 3 phase 380V,50Hz/60Hz | |||
Allowed volt. range | 1 phase 220V Grade: 200~260V | ||
3 phase 380V Grade: 320~460V | |||
Output | Voltage | 0~380V | |
Frequency | 0~600Hz | ||
Over loading capacity | G type:150% of rated current for 1 minute | ||
Control performance | Control mode | Vector control (Without PG) | |
Speed stability accuracy | ±0.5% rated synchronous speed(without PG vector control) | ||
Speed range | 1:2000(with PG vector control); | ||
Start-up torque | 1.0Hz:150% rated torque(V/F control); | ||
Speed fluctuation | ±0.3% rated synchronous speed( vector control); | ||
Torque control accuracy | ±10% rated torque( vector control, torque control); | ||
Torque response | ≤20ms (vector control); | ||
Frequency precision | Digital settled: max. frequency×±0.01%; | ||
Frequency resolution | Analog setting | 0.1% of max. frequency | |
Digital settled precision | 0.01Hz | ||
Exterior impulse | 0.1% of max. frequency | ||
Torque boost | Automatic torque boost; manual torque boost 0.1~12.0% | ||
V/F curve(volt. Frequency Characteristics) | Setting rated frequency at the range of 5~650Hz, by choosing constant torque, degressive torque 1, degressive torque 2, degressive torque 3, user defined V/F curve in total 5 kinds of curve. | ||
Acceleration and deceleration curve | 2 modes: linear acceleration and deceleration and "S" acceleration and deceleration; 15 types of acceleration and deceleration time, the time unit (0.01s,0.1s,1s) is optional, the max. time is 1000 minutes | ||
Brake | Power consumption brake | The 15kw power and under power range with inbuilt brake unit, only need to added brake resistor between (+) and PB; The 18.5kw and up power range is possible to add brake unit between (+) and (-) outside; or extra connect brake unit with adding brake resistor between (+)and PB. EN500 series can connect brake unit between (+) and (-) outside. | |
DC brake | Optional start and stop, action frequency 0~15Hz,action current 0~100%,action time 0~30.0s | ||
Control performance | Jog | JOG frequency range: 0.00-upper limiting frequency | |
Multi-section speed running | Multisection speed operation can be achieved by interior PLC or control terminal. As many as 15sections, which has their own acceleration and deceleration time. The interior PLC supports power down save. | ||
Interior PID controller | Be convenient to make closed-loop control system | ||
Automatic energy-saving operation | Optimize automatically V/F curve base on condition of loading, achieving energy-saving operation. | ||
Automatic voltage regulate(AVR) | Automatically keep output voltage constant, when on-grid voltage vary | ||
Automatic current limiting | Automatic current limiting when operation, in case of the malfunction of frequent over current causing trip | ||
carrier modulation | Modulate carrier automatically based on the characteristic of load. | ||
Speed tracking restart | Make the rotating motor smooth start without shocking | ||
Running function | Running order specified channel | Keypad specified, control terminal specified, communication specified, which can be changed by many means | |
Running frequency specified channel | Main and auxiliary specified to a realize one main adjusting and one fine control. Digital specified, analog specified, pulse specified, pulse-width specified, communication specified and others, which can be switched by many means at any time. | ||
Binding function | Run command channel and frequency specified channel can be bind together randomly and switch synchronously. | ||
Input | Digital input channel | Channel 8 for universal digital input, max. Frequency 1KHZ, channel 1 can be used as pulse input channel, max. input 50KHz, which can be expanded to channel 14. | |
Analog input channel | 2 channel for analog input channel, AI1 can choose 4~20mA or0~10V as output, AI2 is differential input channel, 4~20mA or-10~10V for option, which can be expanded to channel 4 analog input. | ||
Pulse output channel | 0~20KHZ pulse square signal output to achieve setting frequency, output frequency and other physical quantity output. | ||
Analog output channel | Channel 2 for analog signal output, AO1 can be 4~20mA or 0~10V, AO2 can be 4~20mA or 0~10V to achieve setting frequency, output frequency and other physical quantity output, which can be expanded to channel 4 analog output. | ||
Unique feature | Rapid current limit | Limit frequency inverter over current to the greatest degree, making it run more stably. | |
Monopulse control | Suitable for working site where need one button to control frequency inverter start and stop, first press to start, then press to stop, and that cycle repeats. It is very simple and reliable. | ||
Fixed length control | Can realize fixed length control | ||
Timing control | Time range: 0.0-6500.0 minutes | ||
Virtual terminal | Five groups of virtual DI/DO can realize simple logic control; | ||
Keypad | LED display | The parameters like setting frequency, output frequency, output voltage, output current can be displayed | |
Lock the button | Lock all or part of the buttons. | ||
Protection function | Motor short-circuit detection at power-on, input/output phase loss protection, over current protection, overvoltage protection, under voltage protection, overheat protection and overload protection, relay protection, terminal protection and non- stop protection when power off. | ||
Ambient | Use ambient | Indoor, not bare to sunlight, no dust, no corrosive gas, no combustible gas, no vapor, no water drop or salt ect. | |
Altitude | Less than 1000 meters.( above 1000meter require to reduce volume to use, output current reduce about 10% of rated currentvolt per 1000 meter high) | ||
Ambient temperature | -10°C to +40°C (de-rated if the ambient temperature is | ||
Ambient humidity | Less than 95%RH,without condenses | ||
vibration | Smaller than5.9m/s² (0.6g) | ||
Storage temperature | -40ºC~+70ºC | ||
Structure | Defending grade | IP20 | |
Cooling mode | Intelligent air cooling | ||
Mounting mode | Wall hanging and cabinet installation |
Outer size of keypd and its fixing box (unit: mm)
Mounting size of keypad Hole size of keypad
As an air source device, air compressor is the heart of pneumatic system. It’s a basic product of in…
More +EN500/EN600 inbuilt with constant pressure water supply control algorithm, unique PID operation, pres…
More + +86-755-26984485
Floor 6,Building 2 West,Pingshan Minqi Science & Technology Park,Taoyuan Str., Nanshan District,Shenzhen,China
encvfd@encvfd.com