The ASD-E3-1521-L is a 1500W (1.5kW) high-performance servo drive from the advanced ASDA-E3 series. While often compared to the B2 series, it is actually the modern, high-bandwidth successor designed specifically for high-torque motors like your ECM-E3M-E21315SSE.
Function
The drive acts as the power management and control hub for your 1.5kW system:
- High-Power Control: It translates low-voltage signals from your PLC into high-current power to manage the motor's 7.16 N-m of torque.
- Precision Processing: It uses a 2.5 kHz response bandwidth to react to load changes 2.5x faster than the older B2 series, ensuring the motor stays perfectly synchronized.
- Advanced Suppression: It features "Auto-Notch" filters that automatically detect and cancel mechanical vibrations up to 5000 Hz, which is vital for the heavy machines typically powered by 1.5kW motors.
- Operation Modes (-L Basic):
- PT Mode: Position control via high-speed pulses.
- Analog Mode: Speed or torque control via voltage.
- RS-485: Digital configuration and monitoring via Modbus.
Physical Dimensions & Weight (Inches)
The E3 series uses a compact "book-style" design to minimize space in your control panel.
| Dimension |
Metric (mm) |
Imperial (Inches) |
| Width |
74.3 mm |
2.93 in |
| Height |
162 mm |
6.38 in |
| Depth |
183.5 mm |
7.22 in |
| Weight |
1.8 kg |
3.96 lbs |
Key Specifications
- Rated Power: 1500 W (1.5 kW)
- Input Voltage: 1-Phase / 3-Phase 200230 VAC
- Rated Output Current: 9.6 Arms
- Safety: Features Safe Torque Off (STO) for enhanced safety in industrial environments.
- Cooling: Includes a built-in fan to handle the heat generated by 1.5kW of power.
Important Note for Brake Motors
Since you are using the SSE (brake) motor, the 24V DC power for the brake should not be pulled directly from the drive's internal 24V supply. You should use an external 24V power supply and a relay controlled by the drive's digital output.