HL Standard Current Transformer user manual with safety guidelines, specifications, self‑calibration and after‑sales service information.
This manual provides instructions for safely installing, operating, and maintaining the HL standard current transformer. It includes safety requirements, proper grounding, and handling precautions to prevent electric shock or fire hazards.
The document also details the device’s structure, technical specifications, self‑calibration procedures, verification methods, and after‑sales service policies, along with wiring diagrams and reference drawings. This manual is written in Chinese.
| Capacity | 5 VA, COS φ = 0.8‑1 |
|---|---|
| Rated Current | ≥150 A |
| Weight | < 70 kg |
| Standard Current Ratio | 2000 A / 5 A |
| Accuracy Class | 0.01 S |
| Dimensions | 480 mm × 300 mm × 560 mm |
If the transformer has a 5/5 or 1/1 current ratio, it can be self‑calibrated regularly using the self‑calibration circuit shown in the accompanying diagram.