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.
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