Model：MQ-WTH-48
48 M3 Walk-In Temperature Humidity Test Chamber
48 M3 Walk-In Temperature Humidity Test Chamber
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Product name |
Walk-in temperature humidity test chamber |
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Nominal volume |
Unit/m³ |
8 |
22 |
48 |
120 |
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Inner size |
Width × depth × height (mm) |
2000×2000×2000 |
3000×3000×2500 |
4000×4000×3000 |
5500×5500×4000 |
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Laboratory function selection |
High temperature, low temperature, high and low temperature, high and low temperature heat, constant temperature and humidity, high and low temperature, light, rain, salt spray corrosion, dust |
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Performance Index |
Temperature range |
A,-40℃~80℃ B,-70℃~80℃ C,-90℃~80℃ D,-120℃~80℃ |
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Humidity range |
20%~98%RH |
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Temperature fluctuation |
±0.5℃ |
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Humidity fluctuation |
≤±2%RH |
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Temperature uniformity |
≤±2.0℃ |
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Temperature deviation |
≤±2.0℃ |
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Humidity deviation |
Humidity>75%RH:≤+2,-3%RH; Humidity<75%RH:≤±5%RH |
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Heating rate |
≥2.0°C/Min |
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Cooling rate |
≥1.0°C/Min |
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Refrigeration method |
Compressor refrigeration |
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Cooling method |
Air-cooled/water-cooled |
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Main components
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Control System |
Siemens programmable controller + touch screen + independent development program |
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Heating system |
Fully independent system, high efficiency stainless steel finned tube heater |
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Humidifying system |
Imported electronic humidity sensor |
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Cooling System |
Importer-type scroll compressor |
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Circulatory system |
Temperature and low noise motor, stainless steel centrifugal impeller |
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Main materials |
Carton material |
High-quality carbon steel plate, phosphating electrostatic spray treatment |
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Inner box material |
International standard SUS304#stainless steel plate |
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Insulation material |
Hard flame retardant polyurethane foam |
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Sealing material |
High and low temperature environment-friendly silicone rubber seal |
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Voltage |
380±10% VAC, 50Hz; 3L+N+G |
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Communication Interface |
RS232 communication interface, USB data interface |
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Standard configuration |
1 sample holder, 1 test lead hole, 1 silicone plug |
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Optional accessories |
Recorder, Remote Control Software, Insulating Sample Holder, Split Manipulator, Dry Air Purge, Workbench, Specimen Cart |
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safety devices |
Leakage, short circuit, motor overheating, heater overheating, humidification, water shortage, compressor overpressure, overload, multiple overtemperature protection |
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Environmental requirements |
Ambient temperature: 5 ~ 35 °C, relative humidity: ≤ 85% RH, no strong vibration, electromagnetic radiation, dust and corrosive substances around; |
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Note: 1.temperature performance parameters are in the ambient temperature of 25 °C, studio no load conditions, in accordance with GB/T5170.2-2008 test; 2.can be customized according to the specific requirements of non-standard laboratories; 3. This technical information is subject to change without notice. |
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Standard Compliance :
1.GB/T 10589-2008: cryogenic test chamber technical conditions
2.GB/T 10592-2008: high and low temperature test chamber technical conditions
3. IEC60068-2-1 Environmental testing - Part 2: Test methods - Tests A: Cold
4. IEC60068-2-2 Environmental testing for electric and electronic products Test methods - Tests B: Dry Heat
5. IEC60068-2-78 Environmental testing - Part 2-78: Tests -Test Cab: Damp heat ,steady state
6. IEC60068-2-30 Environmental testing for electric and electronic products - Part 2: Test method - Test Db: Damp heat, cyclic (12h+12h cycle)
7. IEC60068-2-14 Environmental testing for electric and electronic products-Part 2: Test Methods-Test N: Change of temperature
8. MIL-STD-810F-501.4 High temperature test
9. MIL-STD-810F-502.4 Low temperature test
10. MIL-STD-810F-507.4 Damp heat test
11. MIL-STD-810F-500.4 Low Pressure （Altitude）
12.GB/T 2423.25-2008: comprehensive test method for low/low pressure
13.GB/T 2423.26-2008: high temperature/low pressure comprehensive test method
14. IEC60068-2-13 Low pressure
15.GJB 360B-2009: test methods for electronic and electrical components
16.JJF 1101-2003: environmental and test equipment temperature and humidity
calibration specifications
17.GB/T 5170.2-2008:test method for environmental test equipment of electric and electronic products Temperature test equipment
18.GB/T 11159-2008: low pressure test chamber technical conditions
19.GJB 150.2A -2009: low altitude test method