Constant temperature and humidity test box is also known as constant temperature and humidity testing machine, constant temperature and humidity test box, programmable humid and heat alternating test box, thermostat or constant temperature and humidity box, used to test the performance of materials in various environments and test the heat resistance, cold resistance, dry resistance and humidity resistance of various materials. Suitable for electronic, electrical, mobile phone, communication, instrument, vehicle, plastic products, metal, food, chemical, building materials, medical, aerospace and other products testing quality. Standard: GB/T5170.5-2008, GB/T10586-2006, GB/T2423.1-2008 test A, GB/T2423.2-2008 test B, GB/T2423.3-2006 test Ca, GB/T2423.4-2008 test Db
| Model | GDS-50 | GDS-100 | GDS-150 | GDS-225 | GDS-408 | GDS-800 | GDS-010 |
| System | Balanced Temperature & Humidity Control System |
| Temp.Range | -20℃～150℃；-40℃～150℃；-70℃～150℃
Rapid temperature nolinear (Linearly is option） |
| Humidity Range | 20～98%R.H |
| Temp.fluctuation | ±0.5℃ |
| Humidity Fluctuation | ±2.5%R.H |
| Temperature Deviation | ±2.0℃ |
| Humidity deviation | ±3%R.H(≥75%R.H)/±5%R.H(＜75%R.H) |
| Heat Up Time | -20℃～150℃ about 40 minutes ,-40℃～150℃ about 60 minutes,-70℃～150℃ about 75 minutes |
| Pull Down Time | 20℃～-20℃ about 40 minutes ,20℃～-40℃ about 60 minutes,20℃～-70℃ about 85 minutes |
| Internal dimension | W | 350 | 500 | 500 | 600 | 680 | 1000 | 1000 |
| H | 450 | 500 | 600 | 750 | 800 | 1000 | 1000 |
| D | 300 | 400 | 500 | 500 | 750 | 800 | 1000 |
| External dimension | W | 550 | 700 | 700 | 800 | 880 | 1200 | 1200 |
| H | 1450 | 1550 | 1610 | 1710 | 1760 | 1950 | 1950 |
| D | 1000 | 1150 | 1250 | 1250 | 1500 | 1550 | 1750 |
| Interior material | SUS#304 Stainless steel plate |
| Exterior material | Backed painting steel or stainless steel(SUS304) |
| Insulation material | Rigid polyurethane foam + glass fibre |
| Refrigeration system | Air cooled or (Water cooled type is option) |
| Single section/Cascade type,Hermetic/Semitight compressor,CFC free refrigerant |
| Controller | Color LCD screen in English/Chinese.programing communicating function |
| Safety Devices | No welding wire switch,compressor overheating and over current protection,over pemperature protection,blower overload protection,dry heating machine protector,low water protection,fault warning system |
| Standard Accessories | one observation window,one test hole(Φ5cm),two sets of test racks,one floodlight,one indicator light,four moving wheels,one humidifying tank,2 meters of power cord,communication interface |
| Ambient Temp. | 5℃～35℃ |
| Power | AC380±10% 50HZ 3 phase 4wires+Groud wires |
| Note: The above specifications are for reference only, the actual specifications are mainly quoted |
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