Product OverviewProgrammable temperature and humidity chamber from the LY-PTH SERIES is designed for environmental testing of electrical and electronic products and materials under high/low temperature and alternating humidity conditions. Suitable for aviation, automotive, appliance manufacturing, research and development and other industrial applications to evaluate product parameters and performance after temperature and humidity cycling. Reference standards: GB/T2423-2008; IEC 60068; GJB150.3A-2009; GJB150.4A-2009.
SpecificationTemperature range: -20°C ~ +150°C; optional: -40°C, -50°C, -60°C, -70°C up to +150°C.
Humidity range: 20%RH ~ 98%RH.
Humidity deviation: ≤75%RH: ±5%RH; >75%RH: +2% / -3%RH.
Temperature rise rate: 3.0°C ~ 5.0°C/min.
Temperature fall rate: 0.7°C ~ 1.5°C/min.
Resolution accuracy: 0.1°C.
Temperature fluctuation: ≤±0.5°C.
Temperature uniformity: ≤±2.0°C.
Interior material: 1.0mm 304SUS stainless steel sheet.
Exterior material: 1.2mm cold-rolled steel sheet with electrostatic spray finish.
Insulation: rigid polyurethane foam / glass fiber.
Sample holder: two-layer movable sample holder, single-layer capacity >50kg.
Observation window: double-layer toughened glass with conductive coating and LED lighting.
Test ports: Ø50mm and Ø100mm (customizable).
Refrigeration system: Tecumseh mechanical compressor cascade (air-cooled).
Compressor: imported fully-enclosed refrigeration compressor (French).
Temperature and humidity sensor: integrated electronic sensor.
Controller: TEMI (Korea); optional PC software.
Electrical components: Schneider brand.
Chamber SizeLY-PTH50 — Internal (L×W×H): 350×350×400mm; External: 750×850×1510mm.
LY-PTH100 — Internal: 400×500×500mm; External: 800×1000×1610mm.
LY-PTH150 — Internal: 500×500×600mm; External: 900×1000×1710mm.
LY-PTH225 — Internal: 600×500×750mm; External: 900×1000×1860mm.
LY-PTH408 — Internal: 800×600×850mm; External: 1100×1300×1910mm.
LY-PTH500 — Internal: 700×800×900mm; External: 1200×1300×2010mm.
LY-PTH800 — Internal: 800×1000×1000mm; External: 1300×1500×2110mm.
LY-PTH1000 — Internal: 1000×1000×1000mm; External: 1500×1500×2110mm.
Technical specifications- Model series: LY-PTH SERIES
- Available temperature ranges: down to -70°C up to +150°C
- Humidity control range: 20%RH to 98%RH
- Temperature rise rate: 3.0–5.0°C/min
- Temperature fall rate: 0.7–1.5°C/min
- Resolution accuracy: 0.1°C
- Fluctuation: ≤±0.5°C; Uniformity: ≤±2.0°C
- Inner chamber: 1.0mm 304 stainless steel
- Outer shell: 1.2mm cold-rolled steel with electrostatic spray
- Insulation: rigid PU foam / glass fiber
- Refrigeration: Tecumseh mechanical compressor cascade (air-cooled)
- Compressor: imported fully-enclosed (French)
- Sensor: integrated electronic temperature & humidity sensor
- Controller: TEMI (Korea); optional PC software
- Electrical components: Schneider
- Sample holder: two-layer movable, >50kg per layer
- Observation window: double-layer toughened glass with LED lighting