





The Delta ASDA-B2 Servo Drive 1kW ASD-B2-1021-F is a robust and versatile component engineered for demanding industrial automation tasks, offering precise position, speed, and torque control. This drive, part of the renowned ASDA-B2 series, integrates a 17-bit absolute encoder interface and SVPWM control to deliver high responsiveness with a maximum frequency response of 550Hz. It is designed to operate in both single-phase and three-phase AC environments, making it adaptable to various global power systems. The ASD-B2-1021-F is ideal for applications such as packaging, labeling, robotics, and CNC machinery, where reliability and performance are paramount. Below is the comprehensive technical specification table for this model and its series variants.
| Parameter | ASD-B2-1021-F (1kW) | Other Power Ratings (100W to 3kW) |
|---|---|---|
| Continuous Output Current | 7.3 Arms | 0.9 Arms (100W) to 19.4 Arms (3kW) |
| Phase / Voltage | Three-phase: 170~255VAC, 50/60Hz ±5% | Single-phase: 200~255VAC (up to 1.5kW); Three-phase: 170~255VAC (all models) |
| Cooling System | Fan Cooling | Natural Air Circulation (100W to 400W); Fan Cooling (750W to 3kW) |
| Encoder Resolution | 17-bit (160000 p/rev) | 17-bit (160000 p/rev) for all models |
| Control of Main Circuit | SVPWM Control | SVPWM Control for all models |
| Tuning Modes | Auto / Manual | Auto / Manual for all models |
| Dynamic Brake | Built-in | Not available for 100W-400W; Built-in for 750W-3kW |
| Max. Input Pulse Frequency | Line driver: Max. 500Kpps (low speed) / 4Mpps (high speed); Open collector: Max. 200Kpps | Same for all models |
| Pulse Type | Pulse + Direction, A phase + B phase, CCW pulse + CW pulse | Same for all models |
| Command Source | External pulse train / Internal parameters | Same for all models |
| Smoothing Strategy | Low-pass filter | Low-pass filter for Pulse mode; Low-pass and S-curve filter for Speed mode |
| Electronic Gear | N: 1 ~ (2^26-1) / M: 1 ~ (2^31-1); 1/50 < N/M < 25600 | Same for all models |
| Torque Limit Operation | Set by parameters or via Analog input | Set by parameters for Pulse mode; Set by parameters or via Analog input for Speed mode |
| Feed Forward Compensation | Set by parameters | Same for all models |
| Analog Input Command Voltage Range | 0 ~ ±10 VDC | Same for all models |
| Input Resistance | 10 kΩ | Same for all models |
| Time Constant | 2.2 μs | Same for all models |
| Speed Control Range | 1:5000 (typical) | Same for all models |
| Command Source (Speed Mode) | External analog signal / Internal parameters | Same for all models |
| Responsiveness Characteristic | Maximum 550 Hz | Same for all models |

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