Programmable Constant Humidity And Temperature Test Chamber 1540L IEC60068-2-2
IEC60068-2-2 Programmable Constant Humidity and Temperature Test Chamber 1540L
Product Information:
The Programmable Constant Humidity and Temperature Test Chamber is designed and manufactured according to the standard requirements of
IEC60068-2-1, IEC60068-2-2, IEC60068-2-78, IEC60068-2-30 and etc.
This temperature and humidity test chamber is suitable for determining the adaptability of electronic and electrical products, components and materials for use and storage under high and low temperature and certain humidity and heat conditions.
Technical Parameters:
| Standard | IEC60068-2-2 |
| Nominal content volume | 1540L |
| Inner chamber size | W (1100) mm *D (1000) mm* H (1400) mm |
| External dimensions | Approx. W (2250) mm *D (1700) mm* H (1920) mm |
| Weight | Approx. 815KG |
| Temperature range | -50 ℃～+120℃ |
| Humidity range |
(20 ～ 98)% RH (refer to temperature and humidity controllable range chart, no active wet and heat load)
Temperature and humidity controllable range chart |
| Temperature fluctuation | ≤±0.5℃ (The temperature fluctuation is half of the difference between the measured maximum temperature and the minimum temperature at the center point) |
| Temperature uniformity | ±2.0℃ (Temperature uniformity is the arithmetic mean of the difference between the highest and lowest temperature measured in each test) |
| Heating time | ≥3℃/ min (non-linear under no load) |
| Cooling time | ≥1℃-1.2℃ /min (non-linear under no load) |
| Relative humidity error (Damp heat only) |
±3%RH |
| Temperature and humidity display accuracy | 0.01°C/0.1% RH |
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Working noise
|
Sound level≤85dB (Measured in a soundproof room with an ambient temperature of 25 ° C and low echo; using A weighting, the average value of 8 points is tested; each test point is 1 meter away from the noise source and 1 meter away from the ground) |
|
Material
|
1. Outer wall material: Cold rolled steel plate, pickling and phosphating advanced powder baking paint 2.Inner wall material: SUS304# stainless steel plate 3. Chamber insulation material: rigid polyurethane foam + glass fiber |
| Air duct parts | Centrifugal fan; the air outlet can adjust the air volume, height and return air volume |
| Door | Double open door, each door is equipped with an observation window, lighting lamp, window/door frame anti-condensation electric heating device |
| Observation window | Each door is with one conductive film explosion-proof tempered glass observation window on the door (with anti-condensation function) 330W×410H (mm) |
| Fan | Long axis centrifugal fan |
| Sample rack | Two built-in stainless steel adjustable movable tray racks |
| Impeller | Use stainless steel impeller imported from Taiwan |
| Heater | Nickel-chromium alloy electric heater |
| Refrigeration Compressor | French Tecumseh compressor |
| Evaporator | Fin type evaporator |
| Refrigerating method | Mechanical compressor cascade |
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