Ac Motor Speed Control 72V current max 400A A5S For AC Motor controller
Product Insight:
Elevate your AC motor performance with the A5S series, engineered to deliver unparalleled control and reliability for on-vehicle traction and hydraulic applications. Designed with cutting-edge technology, it offers exceptional power, precision, and efficiency at a competitive price point.
Incorporating patented innovations, the A5S series ensures extended longevity and enhanced dependability. With advanced vector control and motor identification technology, it enables seamless torque management across diverse speed ranges.
Versatile Applications:
Tailored for a broad spectrum of utility vehicles including buggies, golf carts, electric cars, and material handling equipment such as pallet trucks and forklifts.
Key Features:
Comprehensive Functionality
- Wide operational frequency range spanning 0 to 300Hz.
- Capable of delivering up to 400A output across 36-72V system voltages, ensuring sustained performance.
- Supports advanced braking and control features for enhanced safety and efficiency.
- Employs state-of-the-art vector control algorithm for optimized torque and efficiency.
- Allows for easy motor characterization without the need for removal, ensuring compatibility with all AC motor brands.
- Includes automatic temperature compensation and remote calibration for seamless operation.
- Utilizes advanced PWM techniques for reduced motor harmonics and enhanced efficiency.
Robust Safety and Reliability
- Features an insulated metal substrate power base for superior heat dissipation and increased reliability.
- Utilizes patented architecture for enhanced reliability and shoot-through capability.
- Equipped with dual microprocessors for maximum functional safety performance.
- Includes reverse polarity and short circuit protections for added safety.
- Comprehensive fault detection function with support for various fault scenarios.
- Sealed to IP65 standards for protection against dust and water ingress.
Simple & Flexible Integration
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Customizable programming to suit diverse EV OEM requirements.
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Compatible with PC Windows programming and offers intuitive diagnostic tools.
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Equipped with a buzzer alarm for instant diagnostics and fault identification.
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Supports CANbus and CANopen protocols for seamless integration.
Specifications
Content | Parameters |
Model | A5S-6351 | A5S-6401 |
Nominal Input Voltage | 72 | 72 |
2 Min RMS Current Rating (Arms) | 350A | 400A |
60 Min RMS Current Rating (Arms) | 150A | 175A |
Sensor | Incremental encoder |
Communication | CAN / Serial |
Operating Temperature | -30℃~55℃ |
Storage Temperature | -40℃~85℃ |
Insulation | 10MΩ Insulation resistance, 0.05mA leakage @ DC 500V In/Out on casing. |
IP Rating | IP65 |
Efficiency | 97% |
Cooling | Self-cooled |
Vibration Standard | GB/T2423 |
Control Method | IFO Vector |
Heatsink Requirement | Installed in well-ventilated or an air cooling system is required |
Motor Type | AC Induction Motor |
Typical Applications

Dimensions
