Key facts
- Manuals
- 5
- Languages
- ZH
- Last added
- 2012-04-06
Featured C-LIN manuals

Xinling HHD3E Series Intelligent Motor Protector User Manual
The HHD3E series intelligent motor protectors are designed for AC 50 Hz supply circuits up to 380 V and work with contactors to protect motors from phase loss, overload and other abnormal conditions. The device uses Xinling's patented "full‑network phase‑loss protection" technology and a potentiometer‑based current setting method that matches the motor name‑plate current.
The manual includes the main technical specifications, wiring diagrams, step‑by‑step installation and adjustment procedures, safety precautions, ordering information and example application circuits. It also explains how to set the adjustable current, select the appropriate tripping level, and verify protection functions. This manual is written in Chinese.
Covers: Overview · Technical Data · Wiring Diagram · Installation and Adjustment · Precautions · Ordering Information
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Xinling HHD3E Series Intelligent Motor Protector User Manual
User Manual 2 pages · 273 KB · ZHThe Xinling HHD3E series intelligent motor protector user manual provides overview, technical data, wiring diagrams, installation and usage instructions.
Which document do I need?
User Manual
Day-to-day operation, settings and troubleshooting. Start here if the product is already set up.
Questions answered in C-LIN manuals
How do I set the adjustable current on the HHD3E protector?
Turn the "整定电流" knob until its scale aligns with the motor's rated current marked on the panel.
From: Xinling HHD3E Series Intelligent Motor Protector User Manual
What is the action time for full‑network phase‑loss protection?
The protector trips within 6 seconds when any phase is lost.
From: Xinling HHD3E Series Intelligent Motor Protector User Manual
