The Leisai ND1182 user manual provides specifications, wiring, setup, and troubleshooting for the two‑phase high‑voltage microstepping stepper driver.
The ND1182 is a two‑phase high‑voltage microstepping stepper driver designed by Leisai for driving hybrid stepper motors with reduced noise and vibration. It supports 70‑150 Vac input and delivers up to 8.2 A peak output current.
This manual covers electrical, mechanical and environmental specifications, connector descriptions, current and microstepping configuration, power‑supply selection, motor matching, typical wiring examples, built‑in protection functions, common issues, and warranty terms. This manual is written in Chinese.
| Output current range | 0.7 – 8.2 A |
|---|---|
| Input voltage range | 70 – 150 Vac |
| Control signal input current | 7 – 16 mA |
| Step pulse frequency | 0 – 300 kHz |
| Insulation resistance | 500 MΩ |
| Operating temperature range | 0 °C – +40 °C (max 70 °C) |
| Maximum ambient temperature | 70 °C |
| Weight | ≈1.36 kg |
| Dimensions (L×W×H) | 137 mm × 200 mm × 81 mm |
| Cooling method | Natural or forced cooling |
| Protection functions | Over‑voltage, under‑voltage, short‑circuit, motor phase‑error |
The driver works with an AC input voltage from 70 V to 150 V.
Current is set with an eight‑position DIP switch (SW5‑SW8) that provides 16 selectable levels from 0.7 A to 8.2 A peak.
It includes over‑voltage, under‑voltage, short‑circuit, and motor phase‑error protection.