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| Origin | Shanghai, China |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Domestic (PRC) |
| Model | ZLHS-250-SC |
| Sand/Dust Composition | Dry talc powder, silicate cement, fly ash |
| Sand Blowing Concentration | 2–4 kg/m³ |
| Sand Blowing Velocity | 2 m/s |
| Dust Blowing Concentration | 2–4 kg/m³ |
| Dust Blowing Velocity | 2 m/s |
| Test Volume (W×H×D) | 600 × 750 × 550 mm |
| Max Test Duration | 99 h 59 min |
| Vacuum Pressure Range | Adjustable, with analog gauge |
| Control System | Imported programmable microcomputer controller (Moeller/Klockner) |
| Filtration | Integrated air filter + pressure regulator + lubricator (FRL unit) |
| Fan Type | Enclosed alloy low-noise centrifugal blower |
| Heating System | Stainless steel mica-sheathed heating elements |
| Safety Protections | Leakage current protection, short-circuit protection, overtemperature cutoff, motor overheat & overload protection |
| Compliance | GB/T 2423.37–2006 (Test L), GB 7000.1–2007, GB 12085.6–1989, IEC 60529 (IP Code reference), EN 60529 |
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