Specifications
Place of Origin:Shandong, China (Mainland)
Brand Name:Ozer
Model Number:QD550
Output Power:0.75kw-630kw
Output Type:Triple
Size:185*125*160mm-820*510*400mm
Weight:1.6KG-87KG
Input Voltage:380/220VAC±15%
Output Voltage:0~380/220VAC±15%
Type:Frequency converter 50Hz to 60Hz
Output Frequency:0~600 Hz
Output Current:2.5A-253A
Product category:Frequency coverter
Color:Black or customization
Warranty:12 months
Protection:Overload,short circuit, over voltage,etc.
Application:Speed controll,variable frequency,etc.
Packaging & Delivery
Packaging Details:Below 30kw frequency converter:Carton packing;
Above 30kw frequency converter:Wooden box packing;Buffer foam cushioning
Delivery Detail:3~7 days after payment
AC POWER VFD,3 PHASE AC ELECTRONIC FREQUENCY CONVERTER 60Hz 50Hz
| WHY CHOOSE US |
• 10 Years - we are professional manufacture of frequency converter for 10 years.
• 10 Years - We have 15 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 5 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 |
| ModelQD550 | QD550 Series |
| Control Method | SPWM |
| Input Power Supply | Single phase:220V;
Three phase:220V/380V |
| 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. |
Product Certifications:
Company information:Shandong Ozer Electric Technology Co.,Ltd, which is a private joint-equity enterprise integrating development, production and sales of software and equipment in the field of energy saving and electric automation control. The product covers AZPR series smart soft starter, QD series high-performance frequency converter, double-PWM AC-DC-AC alternating electromagnetic power supply, PLC and DCS control system; the company possesses first-rate talents, technologies and equipment, and powerful product R&D center, and the technical level always ranks top in China.
Workshops and packing : 
Contact us:Shandong Ozer Electric Technology Co.,LtdTel: 86-0536-2280828 8510239Fax: 86-0536-8506819Add: No. 1368, Zhengtai Road, Fangzi District, Weifang City ChinaWeb: www.wfaozhuo.com www.aozhuokeji.com
Shandong Ozer Electric Technology Co., Ltd. is a research and development of electrical equipment, design and manufacture of professional company, its inverter, soft starter, energy saving controller, PLC and DCS complete control system, dual PWM LCI electromagnetic power as the main product. The company has first-class talents, first-class technology, first-class equipment, with very strong new product development research institutions, high degree of automation, stable quality, product technology has been in a leading position. In the paper, steel, chemical, printing and dyeing, and other fields have a wide range of application performance, and has been unanimously comment, company user-centric, market-oriented; Based on technology and innovation, the spirit of "excellent quality from the higher demand. " the philosophy of "innovation, unity, integrity, " the entrepreneurial spirit, Aozhuo company is willing to cooperate sincerely with all the friends, to provide users with high-quality pre-sales, after-sales service, to provide the best solution for electrical control.
We have rich experience in design of various types of VFD for various applications viz. Spinning, papermaking, machinery, steel plant, petroleum, fan, water pump etc.
Company Technology has powerful capacity in design, development and manufacture of industrial control equipment. While completely satisfying domestic demand, it shall actively extend overseas business. Currently, the overseas market of ozer has covered lots of countries and regions over Southeast Asia, South Asia, the Middle East, Africa and Europe etc.
