Har Dong Lian
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| Brand | Har Dong Lian |
|---|---|
| Origin | Beijing, China |
| Model | DL-CJ-1N |
| Instrument Type | Vertical Laminar Flow Clean Bench |
| Cleanliness Class | ISO Class 5 (equivalent to Federal Standard 209E Class 100 @ ≥0.5 µm) |
| Airflow Pattern | Vertical Downward Laminar Flow |
| User Configuration | Single-Operator, Single-Face |
| Average Air Velocity | 0.25–0.51 m/s |
| Noise Level | ≤63 dBA |
| Work Area Dimensions (W×D×H) | 880 × 750 × 600 mm |
| Cabinet Construction | Cold-Rolled Steel with Epoxy Powder Coating |
| Work Surface | 304 Stainless Steel |
| Pre-filter | Replaceable Synthetic Fiber |
| HEPA Filter | 820 × 600 × 50 mm, ≥99.995% efficiency @ 0.3 µm |
| Lighting | 20 W Fluorescent Lamp (≥400 lux) |
| UV Lamp | 20 W Germicidal Lamp |
| Power Supply | 220 V AC / 50 Hz |
| Total Power Consumption | ≤660 W |
| Vibration (Half-Peak Amplitude) | ≤5 µm |
| Control Interface | LED Bar-Graph Display + Touch-Sensitive Switches |
| Air Recirculation Rate | 70% |
| Safety Design | Counterweight-Balanced Sliding Sash with Intrinsic Safety Mechanism |