Tuofeng TF-350 Rain Test Chamber
| Brand | Tuofeng |
|---|---|
| Model | TF-350 |
| Temperature Range | RT+10°C to 55°C |
| Rainfall Intensity | 10–20 cm/h |
| Droplet Diameter | 0.5–4.5 mm |
| Wind Speed | 5–18 m/s |
| Test Duration | 0–9999 min |
| IP Rating Compliance | IPX1, IPX2, IPX3, IPX4, IPX5, IPX6 |
| Oscillating Pipe Angle | ±60° or ±180° |
| Oscillation Amplitude | ±45°, ±60°, ±135°, ±150° |
| Turntable Speed | 1–5 rpm |
| Nozzle Orifice | φ0.4–φ0.8 mm |
| Nozzle Spacing | 50 mm or 75 mm |
| Water Pipe Diameter | φ16–φ20 mm |
| IPX5 Nozzles | φ6.3 mm and φ12.5 mm |
| Power Supply | AC 220 V / 380 V, 50/60 Hz |
| Standards | GB/T 2423.38–2005, IEC 60529:2001, GB 4208–2008 |
Overview
The Tuofeng TF-350 Rain Test Chamber is an engineered environmental test system designed to evaluate the ingress protection (IP) performance of electrical and electronic enclosures, lighting fixtures, automotive components, industrial control cabinets, and outdoor equipment under controlled simulated rainfall conditions. It operates on the principle of calibrated water delivery—using oscillating pipes, rotating turntables, and standardized nozzles—to replicate real-world exposure scenarios defined in international IP rating protocols. Unlike generic water spray systems, the TF-350 implements precise mechanical and hydraulic control over droplet size distribution, impact velocity, flow rate, and exposure geometry—enabling repeatable, traceable, and standards-compliant validation of enclosure integrity against water intrusion.
Key Features
- Multi-mode rain simulation: Supports IPX1 through IPX6 test configurations via adjustable oscillation angles (±60° or ±180°), amplitude selection (±45°, ±60°, ±135°, ±150°), and dual-diameter IPX5 nozzles (φ6.3 mm and φ12.5 mm).
- Temperature-controlled chamber environment: Maintains stable ambient temperature from RT+10°C to 55°C during testing—critical for evaluating thermal-hydraulic interaction effects on sealing performance.
- Calibrated rainfall intensity: Programmable delivery range of 10–20 cm/h, with droplet diameter precisely regulated between 0.5 mm and 4.5 mm to match IEC 60529 specifications.
- Integrated wind-assisted testing: Adjustable air velocity (5–18 m/s) simulates dynamic rain exposure under wind-driven conditions—essential for automotive, aerospace, and outdoor infrastructure validation.
- Motorized turntable: Rotates at 1–5 rpm with load capacity suitable for enclosures up to 1500 mm × 1500 mm × 1500 mm (W×D×H), ensuring uniform wetting across all vertical surfaces.
- High-reproducibility hydraulic design: Stainless steel piping (φ16–φ20 mm), precision-drilled nozzles (φ0.4–φ0.8 mm), and standardized spacing (50 mm or 75 mm) ensure consistent flow distribution per ISO/IEC 17025-aligned calibration practices.
Sample Compatibility & Compliance
The TF-350 accommodates a broad range of sample geometries—from compact electronic modules to full-size vehicle lighting assemblies—within its configurable internal chamber dimensions (600 mm to 1500 mm per axis). Its test methodology directly implements the physical requirements of GB/T 2423.38–2005 (identical to IEC 60068-2-18), IEC 60529:2001, and GB 4208–2008 for IPX3 (oscillating pipe), IPX4 (splashing), IPX5 (low-pressure jet), and IPX6 (high-pressure jet) verification. The system supports both manufacturer-defined acceptance criteria and third-party certification workflows compliant with GLP, ISO 9001, and IATF 16949 quality management frameworks.
Software & Data Management
Equipped with embedded programmable logic controller (PLC) interface, the TF-350 enables fully automated test sequencing—including ramped rain intensity, synchronized turntable rotation, timed wind activation, and multi-stage dwell periods. All operational parameters (duration, temperature, flow rate, oscillation frequency) are logged with timestamped records in CSV format. Audit trails comply with FDA 21 CFR Part 11 requirements when integrated with validated laboratory information management systems (LIMS), supporting full traceability for regulatory submissions and internal QA audits.
Applications
- Validation of IP-rated enclosures for industrial automation, marine electronics, and smart city infrastructure.
- Pre-certification testing for UL 50E, EN 60529, and CSA C22.2 No. 94.1 compliance prior to third-party lab submission.
- Design verification of automotive headlamps, EV battery housings, and ADAS sensor housings under combined thermal-rain stress.
- Reliability screening of outdoor LED luminaires, solar inverters, and telecom base station cabinets.
- Root-cause analysis of seal degradation, gasket compression set, and condensation-induced corrosion mechanisms.
FAQ
Does the TF-350 support IPX7 or IPX8 immersion testing?
No—the TF-350 is specifically configured for IPX1–IPX6 rain and spray testing per IEC 60529. Immersion testing requires separate tank-based systems compliant with IPX7/IPX8 protocols.
Can test parameters be exported for external reporting?
Yes—real-time parameter logs and final test reports are exportable as timestamped CSV files compatible with Excel, MATLAB, and LIMS platforms.
Is calibration documentation included with shipment?
Each unit ships with a factory calibration certificate traceable to national metrology institutes, covering flow rate, temperature, wind speed, and timer accuracy per ISO/IEC 17025 guidelines.
What maintenance intervals are recommended for long-term reliability?
Nozzle inspection and cleaning every 50 operating hours; full hydraulic system flush and filter replacement every 500 hours; annual recalibration recommended for ISO 17025 accreditation maintenance.
