Damp Heat Test Chamber
Application
The Damp Heat Test Chamber is suitable for:
Damp-heat performance testing of photovoltaic modules
R&D and quality control of PV modules
Type certification and qualification tests
Indoor laboratory simulation of outdoor high temperature and humidity
Accelerated aging and lifespan evaluation of PV modules
Environmental adaptability studies and standard verification
Scientific research and laboratory durability studies
Standards
The chamber complies with the following international standards:
(1) GB/T IEC 61215 – Crystalline Silicon Terrestrial Photovoltaic Modules – Design Qualification and Type Approval
(2) UL 1703 – Safety Standard for Photovoltaic Modules
Parameters
| Item | Technical Specification |
|---|---|
| Test Temperature | 85℃ ±2℃ |
| Relative Humidity | 85% ±5% |
| Temperature Fluctuation | ≤±1℃ |
| Temperature Deviation | ≤±1℃ |
| Temperature Uniformity | ≤2℃ |
| Humidity Range | 30～95%RH |
| Relative Humidity Deviation | ≤±2.5%RH (for RH>75%) |
| Common Test Points | 85℃/85%RH ≥1000h; 90℃/90%RH ≥1000h |
| Control Method | Touchscreen + PID automatic control |
| Sample Capacity | Up to 12 PV modules |
| Inner Chamber Size | 1.5 × 2.5 × 1.5 m (L×W×H) |
| Outer Chamber Size | 2.5 × 3.0 × 2.5 m (L×W×H) |
| Inner Material | SUS #304 stainless steel panel |
| Outer Material | Powder-coated steel |
| Insulation Material | Rigid foam + glass wool |
| Test Door | Double swing, center-opening |
| Program Memory | Power failure automatic restart and continuation |
| Communication Interface | RS-232 or RS-485 |
| Circulation System | Fan-driven air circulation |
| Refrigerant | Environmentally friendly refrigerant; water-cooled condenser |
| Control Display | Touchscreen, English/Chinese switchable |
| Data Acquisition | Real-time graphical display, exportable |
| Power Supply | 380V, 60Hz |
Features
High precision temperature and humidity control: temperature fluctuation ≤±1℃, humidity deviation ≤±2.5%RH
Long-term high-temperature, high-humidity tests compliant with 85℃/85%RH ≥1000h standard
Touchscreen with PID automatic control ensures simple operation and accurate regulation
Inner SUS304 stainless steel chamber for corrosion and heat resistance; powder-coated steel outer chamber for durability and aesthetics
Double swing door design for convenient sample loading and unloading
Power failure memory function enhances safety and experiment continuity
RS-232/RS-485 communication interface for easy data acquisition and report export
Fan circulation ensures uniform temperature and humidity for precise testing
Environmentally friendly refrigerant with water-cooled condenser ensures energy efficiency
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