top 10 low cost 2.2 kw 3.7kw 5.5kw 11kw single three phase 220v 380v ac variable frequency drive vfd inverters & converters
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- Supplier: Nanjing Aubo Electric Co. Ltd.
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Product Overview
Description
<h2>top 10 low cost 2.2 kw 3.7kw 5.5kw 11kw single three phase 220v 380v ac variable frequency drive vfd inverters & converters</h2>
| WHY CHOOSE US |
• 16 Years - we are professional manufacture of frequency converter for 16 years. • 16 Years - We have 16 years’ experience of OEM and ODM. • 8 Patents - We got 8 patents in the electrical industry. • 100% & 24H - We guarantee 100% in 24 hours reply to our customers. • Our Honor - We got the title of provincial science and technology enterprises. • Professional Team - Our engineers have more than 7 years experience in industry. • Powerful Production Capacity - we can offer a large quality products each month. |
| PRODUCT FEATURE |
1. Display of LED digital,Chinese/English LCD etc 2. Open loop vector,closed loop vector(optional,add with PG),V/F control 3. Keyboard locator(0-5V),external analog (0-10V/0-20mA),external signal superposition. 4. 8 steps speed ,forward and reverse,hopping frequency,acceleration and deceleration,counter,jog acceleration and deceleration,wake of PID sleep,PG,ect. 5. Built-in 485 port independently;Mobus:ASCII and RTU 6. Frequency set: keyboard ,external analog,pulse frequency,PC serial communication,ect. 7. Precision of speed control: closed loop vector control ±0.05% rated frequency; Open loop vector control ±0.5% rated frequency. 8. Scope of speed control with PG feedback vector 1:1000;without PG feedback vector 1:100 9. With PG feedback vector control,torque response<150ms;without PG feedback vector control,torque response<200ms 10. PG feedback vector control:200% rated output torque/0.05HZ;No PG feedback vector control:150% rated output torque/0.5HZ 11. Precision of torquecontrol:±5% rated output torque 12. Over-load protection,over-voltage stall,overload forecast,automatic current limit,automatic fault reset,under-voltage protection,over-heating protection, phase- lack protection,ect. |
| TECHNICAL SPECIFICATION | ||
| Model | AVF508 Series | |
| Control Method | SPWM | |
| Input Power Supply | single phase:220v; three phase:220v/380v/415V/440V/480V/600V/690V | |
| Basic Function | Speed tracing, PID control, auto speed compensation, AVR, torque control,overlay control, time control, multi-speed choice, etc | |
| 5 Digital Display,status idicator | Display frequency,speed,current,voltage,counter,temperature, forward/reverse,fault… | |
| Communication Control | RS485 | |
| Operating Temperature | –10~40°C | |
| Humidity | 0-90% relative humidity | |
| Vibration | <5.9 m/s2 (0.6M) | |
Frequency Control | Range | 0~600.00HZ |
| Accuracy | Digital:0.01%(-10~40°C);Analog:0.2%(25±10°C) | |
Frequency Setting Resolution | Digital:0.01Hz; Analog:1‰ of Max Operating Frequency | |
| Output Resolution | 0.01HZ | |
Setting method | digital setpoint,analog setpoint,serial communication setpoint,multi-speed,PID setpoint, etc | |
| Analog Setting | 0~5V,0~10V, 4~20mA ,0~20mA | |
| Others | Frequency lower limit,start frequency,stop frequency,three skip frequency can be individually set | |
General Controll | Acceleration / deceleration time | 0.1-6000s four selectable combinations of independent acceleration and deceleration setting |
| V/F Curve | Set V/F curve | |
| Torque Increase | Auto torque increase: according to the output current Manual torque increase: 0.1% ~ 30.0% of rated output | |
Multi-function input terminal | 6 multi-function input terminal for 8 multi-speed,easy PLC, 4 Accel/Decel time,UP/DOWN command,external emergency stop | |
Multi-function output terminal | 5 multi-function output terminal for display and warm of on running, zero speed,counter and external fault information | |
| Others | AVR,Decelerating stop or free-stop,DC brake,auto restart tracking,easy PLC auto energy saving, adjustable carrier Frequency(Max 20KHz) | |
Protection Function | Over Load | Motor dirver of electronic circuit : (contstant torque 150% at 1 minute ,fans 120% at 1 minute) |
| Fuse | Fuse off,motor stop | |
| Under voltage | 220V:DCvoltage | |
| Over voltage | 220V:DCvoltage>400V; 380V:DC voltage>800V | |
Restart for instantaneous stop | Restart with freququency track after instantaneous stop | |
| Stall prevention | Stall prevention for acceleration and deceleration | |
Short circuit of output terminal | protection for electronic circuit | |
| Others | Heatsink overheat protection,reverse limit,fault reset,parameter lock PID. | |
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1,We can design the job for your specs or your project
2,We provide site commissioning on demand
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