A1000 High-performance Vector Control Frequency Inverter and Converter
A1000 Inverter: Debuting to Explore New Horizons in High-Performance Drives!
Delivering high-efficiency operation and exceptional performance, it's ready for your hands-on experience—this is Yaskawa's premium quality. The A1000 is a general-purpose current vector control inverter that seamlessly integrates the performance and functions you've been seeking.
Product Features
- High-performance current vector control: Precisely drives induction/synchronous motors with high torque at low speeds and fast dynamic response
- Ultra-high operating efficiency: Optimized energy-saving algorithm, low no-load loss, ideal for energy conservation projects
- Wide versatility: Compatible with multiple industrial loads (pumps, fans, machine tools, etc.) and full voltage ranges (200V/400V/690V series)
- Reliable and stable design: Strong anti-EMI performance, suitable for harsh industrial environments, optimized heat dissipation, and long service life
- Intelligent operation: Supports multiple communication protocols (Modbus, Profibus, etc.), easy parameter configuration, and built-in fault diagnosis
Detailed Specifications
Basic Electrical Specifications - 200V Class
| Rated Input Voltage |
3-phase AC 200-240V 50/60Hz, also compatible with DC 270-340V |
| Allowable Voltage Fluctuation |
-15%~+10%, Allowable Frequency Fluctuation: ±5% |
| Suitable Motor Capacity |
Light Duty (ND) 0.75-110kW, Heavy Duty (HD) 0.4-110kW |
| Rated Output Current |
Up to 415A for both light and heavy duty (varies by model) |
| Overload Capacity |
120% of rated output current for 60 seconds (light duty), 150% of rated output current for 60 seconds (heavy duty) |
| Carrier Frequency |
1-15kHz (1-10kHz for some high-power models, adjustable via parameters) |
| Maximum Output Frequency |
400Hz |
Basic Electrical Specifications - 400V Class
| Rated Input Voltage |
3-phase AC 342-460V |
| Suitable Motor Capacity |
0.4-355kW for both light and heavy duty, meeting the needs of medium and large industrial equipment |
| Other Electrical Characteristics |
Consistent with 200V class, with universal overload capacity and frequency-related parameters; DC reactors for high-order harmonic suppression as standard on models above 22kW |
Control Performance Parameters
| Control Method |
Current vector control, supporting sensorless vector control and PG (Pulse Generator)-equipped vector control |
| Speed Control Accuracy |
±0.5% (sensorless vector control), up to ±0.01% (PG-equipped vector control) |
| Speed Control Range |
1:100 (sensorless vector control), 1:1000 (PG-equipped vector control) |
| Torque Control Accuracy |
±5% (PG-equipped control scenario) |
| Speed Response |
Both IM (Induction Motor) and PM (Permanent Magnet) motors achieve speed response above 50Hz (with PG control) |
| Auto-Tuning Function |
Supports multiple auto-tuning methods, including new online auto-tuning, compatible with induction and PM motors while suppressing motor temperature rise effects |
Structure & Protection Parameters
| Protection Class |
Dust and drip-proof IP54 models available |
| Installation Type |
Supports side-by-side installation to reduce volume, with heatsink-less models optional |
| Design Life |
10 years for the entire inverter |
Function Expansion Parameters
| Braking Function |
Built-in brake transistor (expandable for some models), supports over-excitation braking, and emergency braking without brake resistor |
| Communication Function |
Standard RS-422/485, optional mainstream industrial network modules (PROFIBUS-DP, DeviceNet, etc.) |
| Programming & Debugging |
Supports DriveWorksEZ visual programming, equipped with USB port for custom function configuration via computer drag-and-drop operation, and supports parameter backup and batch copying |
| Safety Functions |
Complies with EN954-1 Cat.3 and IEC/EN61508 SIL2 standards, built-in Safe Torque Off (STO) function, with EDM monitoring and KEB power failure safe stop functions |
Environmental & Additional Parameters
| Environmental Compliance |
RoHS compliant, adopting Swing PWM technology to reduce noise and suppress electromagnetic interference (EMI) |
| Harmonic Suppression |
In addition to standard DC reactors, 12-phase/18-phase rectifier options and harmonic suppression filters are available |
| Auxiliary Functions |
Equipped with fault diagnosis and life prediction functions, capable of outputting maintenance reminder signals for wearing parts; supports braking functions related to energy recovery to reduce energy consumption |
Model Specifications
| Model |
Voltage Class |
Suitable Motor Capacity |
Rated Output Current |
Control Method |
Protection Class |
Application Scenarios |
Remarks |
| CIMR-AU2A0004FAA |
200V Class (3-phase AC 200-240V) |
0.75kW (ND) / 0.4kW (HD) |
4.0A |
Sensorless Vector Control / PG Vector Control |
IP20 (Standard) |
Small pumps, fans, light-load conveyors |
Basic model, compact design |
| CIMR-AU2A0007FAA |
200V Class (3-phase AC 200-240V) |
1.5kW (ND) / 1.1kW (HD) |
7.0A |
Sensorless Vector Control / PG Vector Control |
IP20 (Standard) |
Small machine tools, packaging equipment |
Built-in brake transistor |
| CIMR-AU2A0011FAA |
200V Class (3-phase AC 200-240V) |
2.2kW (ND) / 1.5kW (HD) |
11.0A |
Sensorless Vector Control / PG Vector Control |
IP20 (Standard) |
Textile machinery, small compressors |
Supports multiple auto-tuning modes |
| CIMR-AU4A0018FAA |
400V Class (3-phase AC 342-460V) |
3.7kW (ND/HD) |
18.0A |
Sensorless Vector Control / PG Vector Control |
IP20 (Standard) |
Centrifugal pumps, axial fans |
Standard RS-422/485 communication |
| CIMR-AU4A0029FAA |
400V Class (3-phase AC 342-460V) |
7.5kW (ND/HD) |
29.0A |
Sensorless Vector Control / PG Vector Control |
IP20 (Standard) |
Medium-sized conveyors, mixer machines |
Optional PROFIBUS-DP module |
| CIMR-AU4A0044FAA |
400V Class (3-phase AC 342-460V) |
11kW (ND/HD) |
44.0A |
Sensorless Vector Control / PG Vector Control |
IP20 (Standard) |
Water treatment pumps, air compressors |
Built-in DC reactor for harmonic suppression |
| CIMR-AU4A0060FAA |
400V Class (3-phase AC 342-460V) |
15kW (ND/HD) |
60.0A |
Sensorless Vector Control / PG Vector Control |
IP20 (Standard) |
Plastic extruders, printing machinery |
Supports energy recovery braking |
| CIMR-AU4A0090FAA |
400V Class (3-phase AC 342-460V) |
22kW (ND/HD) |
90.0A |
Sensorless Vector Control / PG Vector Control |
IP20 (Standard) |
HVAC systems, industrial fans |
Standard DC reactor, low harmonic distortion |
| CIMR-AU4A0132FAA |
400V Class (3-phase AC 342-460V) |
37kW (ND/HD) |
132.0A |
Sensorless Vector Control / PG Vector Control |
IP20 (Standard) |
Large pumps, centrifugal compressors |
Optional DeviceNet communication module |
| CIMR-AU4A0200FAA |
400V Class (3-phase AC 342-460V) |
55kW (ND/HD) |
200.0A |
Sensorless Vector Control / PG Vector Control |
IP20 (Standard) |
Marine equipment, heavy-duty conveyors |
High overload capacity (150% for 60s) |
| CIMR-AU4A0280FAA |
400V Class (3-phase AC 342-460V) |
75kW (ND/HD) |
280.0A |
Sensorless Vector Control / PG Vector Control |
IP20 (Standard) |
Steel rolling machinery, water pumps |
Optimized heat dissipation structure |
| CIMR-AU6A0315FAA |
690V Class (3-phase AC 590-690V) |
110kW (ND/HD) |
315.0A |
Sensorless Vector Control / PG Vector Control |
IP20 (Standard) |
High-voltage pumps, large fans |
Complies with IEC 61800-5-1 standard |
| CIMR-AU6A0400FAA |
690V Class (3-phase AC 590-690V) |
160kW (ND/HD) |
400.0A |
Sensorless Vector Control / PG Vector Control |
IP20 (Standard) |
Cement mill drives, power plant auxiliary equipment |
Optional PG feedback card |
| CIMR-AU2A0004FAB |
200V Class (3-phase AC 200-240V) |
0.75kW (ND) / 0.4kW (HD) |
4.0A |
Sensorless Vector Control / PG Vector Control |
IP54 (Dust & Drip Proof) |
Outdoor small equipment, dusty environments |
Sealed design for harsh conditions |
| CIMR-AU4A0018FAB |
400V Class (3-phase AC 342-460V) |
3.7kW (ND/HD) |
18.0A |
Sensorless Vector Control / PG Vector Control |
IP54 (Dust & Drip Proof) |
Food processing machinery, wet environments |
Waterproof terminal block |
Key Notes for Overseas Users
- All models comply with international standards (IEC/UL/CSA) for global market access
- Motor capacity marking follows "ND (Light Duty)/HD (Heavy Duty)" to align with overseas industrial load classification habits
- IP protection class uses IEC 60529 standard (IP20/IP54) for universal recognition across regions
- Optional modules (communication, PG feedback) are compatible with global industrial network protocols to meet localized integration needs
Selection Guide
- For low-voltage small equipment (200V class): Choose CIMR-AU2A series (compact, cost-effective)
- For medium-to-high power industrial machinery (400V class): Select CIMR-AU4A series (stable performance, rich expansion functions)
- For high-voltage large-scale equipment (690V class): Opt for CIMR-AU6A series (high power density, low harmonic)
- For harsh environments (dust, moisture): Choose FAB suffix models (IP54 protection)
Frequently Asked Questions
Q: Can the A1000 inverter work with both induction motors and permanent magnet (PM) motors? I need to replace an old inverter that only supports induction motors.
A: Yes, it definitely works! The A1000 uses advanced current vector control and supports both induction and PM motors. You just need to select the corresponding motor type in the parameters and run the auto-tuning function (we recommend the "online auto-tuning" for PM motors). Many of our customers in Europe have used it to upgrade their old production lines, especially for PM motors that require high efficiency—no need to change the motor, just swap the inverter and reconfigure the parameters.
Q: Our factory is in a desert area with high temperature and dust. Will the standard A1000 model hold up, or do we need a special version?
A: The standard A1000 (IP20) has an operating temperature range of -10~50℃, but desert areas often exceed 50℃ and have heavy dust, so the standard model might not be reliable long-term. We recommend the IP54 dust-proof and drip-proof version (model suffix FAB). It has a sealed casing to prevent dust from entering the internal components, and the heat dissipation structure is optimized for high-temperature environments. We've installed this version in oilfield equipment in the Middle East—they run 24/7 in 55℃ heat, and there haven't been any dust-related failures yet.
Q: We're using a Siemens PLC with PROFIBUS-DP. Can the A1000 connect directly, or do we need an extra module?
A: The standard A1000 comes with RS-422/485 (Modbus) by default, so you'll need the optional PROFIBUS-DP communication module (part number CIMR-IFB01). It's a plug-and-play module—just insert it into the inverter's communication slot, set the baud rate and address to match your PLC, and you can start communicating. We've tested it extensively with Siemens S7-300/400 PLCs in German factories; the connection is stable, and there's no lag in speed or torque control signals.
Q: Our application requires frequent start-stop (about 10 times per minute) for a 22kW motor. Will the A1000's built-in brake transistor handle this, or do we need an external brake resistor?
A: For a 22kW motor with frequent start-stop, the built-in brake transistor can handle most cases, but we suggest adding an external brake resistor for safety. The A1000's built-in brake transistor is designed for intermittent braking—if you're stopping 10 times per minute, the regenerative energy will accumulate, and the inverter might trigger an overvoltage fault (error code OV) without a resistor. We usually recommend matching a 150Ω/5kW brake resistor for 22kW models. Customers in the US who use it for conveyor systems have adopted this configuration, and the fault rate dropped to almost zero.
Q: We need to save energy for our water pump system. How much energy can the A1000 actually save compared to a traditional throttle valve?
A: It depends on your operating conditions, but typically 25~40% energy savings—we've seen cases with up to 45% for variable flow pumps. Traditional throttle valves waste energy by restricting flow, while the A1000 adjusts the motor speed to match the required flow (using the built-in PID function for pressure/flow control). A municipal water supply company in Southeast Asia replaced their old throttle valves with A1000 inverters for 50 pumps—their monthly electricity bill dropped by 32%, and the payback period was only 8 months. If you can provide the pump's flow rate and pressure data, we can calculate a more accurate savings estimate.
Q: The A1000's model number has ND and HD options. What's the difference, and how do we choose?
A: ND stands for "Light Duty" (continuous load with low overload requirements), and HD stands for "Heavy Duty" (continuous load with frequent overloads). For example: if you're driving a centrifugal pump or fan (low overload, steady load), ND is sufficient; if you're driving a mixer, conveyor, or machine tool (150% overload for 60 seconds is common), go with HD. Don't mix them up—using an ND model for a heavy-duty application will cause overheating or overload faults. We once had a customer in Mexico who used an ND model for a mixer, and it tripped after 2 hours of operation; switching to HD solved the problem immediately.
Q: We're a small factory in Brazil with unstable grid voltage (fluctuates ±20% sometimes). Will the A1000 still operate normally?
A: The A1000's allowable voltage fluctuation is -15%~+10%, so a ±20% fluctuation is beyond the standard range. But there's a workaround: if your grid voltage is too low, you can install a voltage stabilizer at the input; if it's too high, we can provide a custom version with a wider voltage range (contact our technical team for details). Many small factories in Brazil and India have used this solution—with a 3-phase voltage stabilizer, the inverter runs stably even when the grid voltage drops to 300V (for 400V class models).
Q: How long is the A1000's service life, and what maintenance do we need to do regularly?
A: The A1000 has a design life of 10 years, but actual service life depends on operating conditions. Regular maintenance is simple: 1) Clean the air filter every 3~6 months (more frequently in dusty environments) to avoid overheating; 2) Check the cooling fan every 2 years—replace it if it's noisy or not spinning smoothly; 3) Inspect the capacitor bank every 5 years (capacitors degrade over time, which can cause startup failures). A food processing plant in Italy has been using the A1000 for 8 years—they follow this maintenance schedule, and only replaced the cooling fans once; all other components are still working normally.
Q: Can we use the A1000 for offshore marine equipment? Does it meet marine certification standards?
A: Yes, but you need to choose the marine-grade version (not the standard industrial version). The marine-grade A1000 meets ABS/DNV classification society certifications, with salt spray corrosion resistance (passed 1000-hour salt spray tests) and vibration resistance (compliant with IEC 60068-2-6). It's widely used in Singaporean container ships and Norwegian offshore platforms—for cabin ventilation pumps and deck crane auxiliary motors. Note: The standard industrial version is not suitable for marine use, as salt spray will corrode the internal circuits within 6 months.
Q: We accidentally lost the parameter backup. Is there a way to restore the default parameters, or do we need to contact technical support?
A: No need to contact support—you can restore default parameters directly on the inverter's operation panel. Press and hold the "MODE" and "SET" buttons simultaneously for 3 seconds until "dEF" appears on the display, then press "SET" to confirm. The inverter will reset all parameters to factory defaults. After that, you just need to reconfigure the motor parameters (voltage, current, frequency) and application parameters (control mode, speed range). We recommend backing up parameters to a USB drive (using the optional USB module) after debugging—many customers in the US have saved a lot of time with this backup method.
