Altitude Test Chambers: Simulating High-Altitude Conditions
Altitude test chambers are specialized testing systems designed to replicate the low-pressure and high-altitude environments encountered at different elevations. These chambers enable precise control over temperature, humidity, and pressure to simulate real-world conditions experienced by products during air transport, space exploration, or operation in high-altitude regions. By testing materials, components, and equipment in these controlled environments, manufacturers can evaluate their performance, reliability, and safety under extreme conditions such as pressure drops, reduced oxygen levels, or rapid decompression scenarios.
Applications and Standards
Altitude test chambers are widely used in industries like aerospace, automotive, electronics, and defense. They are critical for testing components such as aircraft instruments, batteries, semiconductors, and medical devices like oxygen systems, ensuring they function flawlessly at high altitudes. These chambers comply with international standards, such as MIL-STD-810G for environmental engineering considerations, RTCA DO-160 for avionics hardware testing, and ASTM D6653 for evaluating package performance under altitude conditions. Torontech’s altitude test chambers are designed to meet these rigorous standards, providing reliable performance, precise testing conditions, and customizable solutions for diverse industry needs.
| Model No. | ToronAlt-125 | ToronAlt-216 | ToronAlt-504 | ToronAlt-1000 | ToronAlt-2300 | ToronAlt-4500 | ToronAlt-6750 |
| Test Space Volume（Liters） | 125 | 216 | 504 | 1000 | 2300 | 4500 | 6750 |
| Inner chamber size W×H×D(mm) | 500×500×500 | 600×600×600 | 800×900×700 | 1000×1000×1000 | 1200×1200×1600 | 1500×1740×1730 | 1500×1500×3000 |
| Exterior chamber size W×H×D(mm) | 900×1850×1807 | 1000×1950×1907 | 1200×2060×2104 | 1810×2090×2660 | 2110×2380×3900 | 1920×2300×4320 | 1940×2090×5650 |
| Temperature range | R: -20°C to +150°C L: -40°C to +150°C S: -70°C to +150°C (180°C optional) |
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| Temperature fluctuation | ±0.5°C/(normal pressure) | ||||||
| Temperature uniformity | ≤ 2.0°C(normal pressure) | ||||||
| Temperature change rate acc. IEC 60068-3-5 | Heating rate 2°C/min, cooling rate 1°C/min(average rate, no load, normal pressure) | ||||||
| Humidity range | 20% to 98% RH (10% to 98% RH, 5% to 98% RH (optional)) |
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| Humidity deviation | ± 3.0%RH (＞75%RH), ± 5.0%RH (≤75%RH) | ||||||
| Pressure range | Normal pressure-0.5kPa | ||||||
| Depressurization rate | Normal pressure~1kPa within 30 min(room temp, no load) | ||||||
| Pressure recovery rate | ≤10kPa/min | ||||||
| Pressure deviation | ≦ ±2kPa (≧40kPa), ≦ ±0.5kPa (2kPa～40kPa), ≦ ±0.1kPa (≦2kPa) | ||||||
| Exterior chamber material | High-quality carbon steel with painting | ||||||
| Interior chamber material | SUS304 matte stainless steel plate | ||||||
| Insulation material | Rigid polyurethane foam insulation | ||||||
| Refrigeration system | Air cooled/Water cooled | ||||||
| Hermetic compressor, single stage or cascade refrigeration system, environmental-friendly refrigerant | |||||||
| Controller | 7"LCD Touch Screen Controller with PID control | ||||||
| Safety protection device | NFB(No fuse breaker), over pressure, over heat and over current protectors for compressor, over temperature protectors, over load protector of fan, dry heat protector, short of water protector | ||||||
| Standard accessory | Cable port(Φ50mm)*1, 2pcs stainless steel loading trays, 30kg load/tray, Mobile Casters with foot cups | ||||||
| Ambient temp. | +5 to +35°C | ||||||
| Voltage | 380V AC 3Ø 50Hz | ||||||
| Customization service | Non-standard or special requirements can be customized. | ||||||
