







The Delta ASDA-B2 Servo Drive, specifically the ASD-B2-1521-F, is a high-performance AC servo drive engineered for demanding motion control applications. With a power rating of 1.5kW, it integrates a 17-bit encoder for superior feedback resolution and employs Space Vector Pulse Width Modulation (SVPWM) for efficient current regulation. This drive offers flexible tuning via auto or manual modes, supports both external pulse trains and internal parameter commands, and features built-in dynamic braking for enhanced safety. Its robust design includes fan cooling to maintain optimal temperatures during continuous duty cycles, making it ideal for CNC machinery, packaging equipment, and robotics.
| Parameter | Specification |
|---|---|
| Model | ASD-B2-1521-F |
| Rated Power | 1.5 kW |
| Phase / Voltage | Three-phase: 170~255 VAC, 50/60 Hz ±5%; Single-phase: 200~255 VAC, 50/60 Hz ±5% |
| Continuous Output Current | 8.3 Arms |
| Cooling System | Fan Cooling |
| Encoder Resolution / Feedback Resolution | 17-bit (160,000 p/rev) |
| Control of Main Circuit | SVPWM Control |
| Tuning Modes | Auto / Manual |
| Dynamic Brake | Built-in |
| Max. Input Pulse Frequency | Line driver: Max. 500 Kpps (low speed) / Max. 4 Mpps (high speed); Open collector: Max. 200 Kpps |
| Pulse Type | Pulse + Direction, A phase + B phase, CCW pulse + CW pulse |
| Command Source | External pulse train / Internal parameters |
| Smoothing Strategy | Low-pass filter |
| Electronic Gear | N/M multiple: N: 1 ~ (2^26-1) / M: 1 ~ (2^31-1); 1/50 < N/M < 25600 |
| Torque Limit Operation | Set by parameters |
| Feed Forward Compensation | Set by parameters |
| Analog Input Command Voltage Range | 0 ~ ±10 VDC |
| Input Resistance | 10 kΩ |
| Time Constant | 2.2 μs |
| Speed Control Range | 3.5:1 |
| Command Source (Speed) | External analog signal / Internal parameters |
| Smoothing Strategy (Speed) | Low-pass and S-curve filter |
| Torque Limit Operation (Speed) | Set by parameters or via Analog input |
| Responsiveness Characteristic | Maximum 550 Hz |

What Does Our Clients Say
Mitsubishi MR-J4
Laura Navas
Great product!
2019/12/01
Keyence sensor
EQDR SALES
Original and fast!
2020/02/22