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AC300-C Inverter for Machine Tool Spindle
- Can open-loop and closed-loop control. Synchronous and asynchronous drivers.
- High-performance vector platform, vector control output frequency of 600Hz, with high-speed output characteristics.
- Precise torque excitation decoupling, excellent dynamic response performance.
- The whole series of book-based design saves the installation space to the greatest extent.
Contact support
EmailAC300-C inverter for machine tool spindle overview
AC300-C frequency converter for machine tool spindle, capable of open-loop, closed-loop control, synchronous and asynchronous drive. High-performance vector platform, vector control output frequency of 600Hz, with high-speed output characteristics. Precise torque excitation decoupling, excellent dynamic response performance. The whole series of book-based design saves installation space. The new air duct design, a full range of DC fans for heat dissipation, high protection level, safe and reliable. Special macro parameters for machine tool spindle, simplify parameter setting. Random carrier capability can effectively reduce motor noise. Strong load responsiveness, etc.
1. Can open-loop and closed-loop control. Synchronous and asynchronous drivers.
2. High-performance vector platform, vector control output frequency of 600Hz, with high-speed output characteristics.
3. Precise torque excitation decoupling, excellent dynamic response performance.
4. The whole series of book-based design saves the installation space to the greatest extent.
5. The new air duct design, a full range of DC fans for heat dissipation, high protection level, safe and reliable.
6. Special macro parameters for machine tool spindle, simplify parameter setting.
7. Random carrier capability can effectively reduce motor noise.
8. Strong load responsiveness.
Application solutions
Inclined body lathe scheme
Solution advantages
1. The feed axis and power head servo support various bus protocols (MECHATROLINK-II bus, MECHATROLINK-III bus, EtherCat bus). The special servo motor for the power head has a large output, the maximum speed can reach 6000 rpm, and the milling plane is smoother.
2. The spindle servo is equipped with double PG as standard, with motor encoder and spindle encoder to achieve full closed-loop control, with high control accuracy.
3. The main shaft frequency converter is integrated with the asynchronous drive, the open and closed loop is comprehensive, the low speed and high torque, and the excellent acceleration and deceleration response ability.
4. With various systems, the cutting speed is stable, the workpiece texture is fine, and the finish is high.
CNC turning and milling compound machine scheme
Solution advantages
1. The feed axis and power head servo support a variety of bus protocols. The special servo motor for the power head has a large output, the maximum speed can reach 6000 rpm, and the milling plane is smoother.
2. The full-closed-loop control of the spindle servo is accurate to stop, and the indexing positioning is ±1Pulse.
3. The special servo for tool magazine and turret can carry up to 32 tools, with high positioning accuracy and repeatability, and the tool can be changed quickly without the problem of random tools.
4. The tool magazine and turret support M2 and M3 buses, and the torque limit function is added.
5. With various systems, the cutting speed is stable, the workpiece texture is fine, and the finish is high.
Engraving and milling machine solution
Solution advantages
1. The standard 850W, 1.3kW motor configuration of the feed shaft, all use waterproof joints, seamlessly docking Yaskawa.
2. Support multiple buses (M2, M3, EtherCat), standard Tamagawa 23-bit encoder, more than 8 million pulses subdivided in one circle.
3. The texture of the processed workpiece is more delicate and the finish is high.
4. It is more convenient to map and modify parameters online.
Other program applications
The products of machine tool industry of VEICHI are also widely used in engraving and milling machines, drilling and tapping centers, woodworking engraving machines, gantry milling machines, stamping equipment, etc. Cooperate closely with system manufacturers to provide customers with high-quality solutions.
Industrial Applications for AC300-C
It is used in industries and equipment of CNC machine tools, electronic manufacturing, textile machinery, printing and packaging, die-cutting machines, woodworking machinery, etc.
Specifications
| Voltage and frequency | Single-phase 220V 50/60Hz Three-phase 380V 50/60Hz; Three-phase 220V 50/60Hz Three-phase 660V 50/60Hz Three-phase 1140V 50/60Hz |
|---|---|
| Volatility is allowed | Voltage unbalance rate: <3%; Frequency: ±5%; Distortion rate meets IEC61800-2 requirements |
| Closing inrush current | Less than rated current |
| Power factor | ≥0.94 (DC reactor) |
| Frequency inverter efficiency | ≥96% |
| Output voltage | Output under rated conditions: 3-phase, 0 to input voltage, error less than 5% |
|---|---|
| Output frequency range | Type G: 0～600Hz |
| Output frequency accuracy | ±0.5% of the maximum frequency value |
| Output frequency accuracy | Type G: 150% rated current for 1 minute, 180% rated current for 10 seconds, 200% rated current for 0.5 seconds |
| Motor control mode | Without PG V/F control, without PG vector control, with PG V/F control, with PG vector control |
|---|---|
| Modulation | Optimized space vector PWM modulation |
| Carrier frequency | 0.7～16.0kHz |
| Speed control range | Without PG vector control, rated load 1:100; With PG vector control, rated load 1:1000 |
| Steady state speed accuracy | Without PG vector control: ≤2% of rated synchronous speed; with PG vector control: ≤0.05% of rated synchronous speed |
| Starting torque | Without PG vector control: 150% rated torque at 0.5Hz; With PG vector control: 200% rated torque at 0Hz |
| Torque response | Without PG vector control: <20ms; With PG vector control: <10ms |
| Frequency accuracy | Digital setting: maximum frequency×±0.01 %; Analog setting: maximum frequency×±0.2 % |
| Frequency resolution | Digital setting: 0.01Hz; Analog setting: maximum frequency × 0.05 % |
| DC braking capability | Initial frequency: 0.00～50.00Hz; Braking time: 0.0～60.0s; Braking current: 0.0～150.0 % of rated current |
|---|---|
| Torque boost | Automatic torque increase 0.0 % ～100.0 %; Manual torque increase 0.0 %～30.0 % |
| V/F curve | Four ways: linear torque characteristic curve, self-setting V/F curve, reduced torque characteristic curve (1.1～2.0 power), square V/F curve |
| Acceleration and deceleration curve | Two ways: linear acceleration and deceleration, S-curve acceleration and deceleration Four sets of acceleration and deceleration time, the time unit is 0.01s, the longest is 650.00s |
| Rated output voltage | Using the power supply voltage compensation function, the rated voltage of the motor is 100%, which can be set within the range of 50 to 100% (the output cannot exceed the input voltage). |
| Automatic voltage adjustment | When the grid voltage fluctuates, it can automatically keep the output voltage constant |
| Automatic energy-saving operation | In V/F control mode, the output voltage is automatically optimized according to the load to realize energy-saving operation |
| Automatic current limiting | Automatic current limit during operation to prevent frequent overcurrent fault tripping |
| Instant power-off processing | In the event of instantaneous power failure, through the bus voltage control, uninterrupted operation is realized |
| Standard function | PID control, speed tracking and power-off restart, skip frequency, frequency upper and lower limit control, program operation, multi-speed, RS485, analog output, frequency pulse output. |
| Frequency setting channel | Keyboard digital setting, keyboard potentiometer, analog voltage terminal VS, analog voltage/current terminal AI, analog current terminal AS, communication given and multi-channel terminal selection, combination of main and auxiliary channels, expansion card, can be switched in various ways. |
| Feedback input channel | Voltage terminal VS, voltage/current terminal AI, current terminal AS, communication given, pulse input PUL |
| Run command channel | Operation panel given, external terminal given, communication given, expansion card given |
| Input command signal | Start, stop, forward and reverse rotation, jog, multi-speed, free stop, reset, acceleration and deceleration time selection, frequency setting channel selection, external fault alarm. |
| External output signal | 2 relay outputs, 1 collector output, 1 AO output can be selected as 0～10V or 4～20mA output, 1 AO output can be selected as 0～10V or 4～20mA or frequency pulse output |
| Protective function | Overvoltage, undervoltage, current limit, overcurrent, overload, electronic thermal relay, overheating, overvoltage stall, data protection, flying protection, input and output phase loss protection. |
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| LED display | Single-line 5-bit digital display, one inverter state quantity can be monitored Dual-line 5-bit digital display, two inverter status quantities can be monitored |
|---|---|
| Copy of parameters | The function code information of the inverter can be uploaded and downloaded to realize fast parameter copying |
| Status monitoring | Output frequency, given frequency, output current, input voltage, output voltage, motor speed, PID feedback, PID given, module temperature and other monitoring parameters of the parameter group |
| Error alarm | Overvoltage, undervoltage, overcurrent, short circuit, phase loss, overload, overheating, overvoltage stall, current limit, damaged data protection, current fault operation status, historical faults. |
| Installation location | The altitude should be less than 1000 meters and the rated power is reduced to use when the altitude is above 1000 meters, and the depreciation is 1% for every 100 meters increment No condensation, icing, rain, snow, haze, etc., solar radiation is below 700W/m2, air pressure is 70~106kPa. |
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| Temperature and humidity | -10 ～ +50°C, derating can be used above 40 °C, the maximum temperature is 60 °C (no-load operation), 5%~95%RH(no condensation) |
| Vibration | 9～200Hz, 5.9m/s2(0.6g) |
| Storage temperature | -30～+60℃ |
| Installation mode | Wall-mounted type, cabinet type |
| Protection degree | IP20 |
| Cooling method | Forced air cooling |
Downloads
| File Name | Type | Language | File Type | Update | Download |
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Nov 09, 2018
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