Tianjin BD/GDW-500 high and low temperature detection box
Model BD/GDW-500
Internal dimensions D × W × H 700 × 800 × 900: mm
Dimensions D × W × H 1350 × 1220 × 2000: mm
Zhongke Boda High and Low Temperature Test Chamber Manufacturer specializes in providing high and low temperature test chambers. Welcome to inquire by phone at:

1、 Product Usage: This product is an essential testing equipment in the fields of aviation, automotive, home appliances, scientific research, etc. It is used to test the results and performance of electronic, electrical, and other product materials after high temperature, low temperature, or constant temperature environmental changes.

2、 Technical parameters:
1. Temperature range: 0 ℃~150 ℃, -20 ℃~150 ℃, -40 ℃~150 ℃, -60 ℃~150 ℃, -70 ℃~150 ℃
2. Temperature fluctuation: ≤± 0.5 ℃
3. Temperature uniformity: ≤ 2 ℃
4. Temperature deviation: ≤± 1.5 ℃
5. Heating rate: 1.0-3.0 ℃/min
6. Cooling rate: 0.7-1.2 ℃/min
7. Time setting range: 0-9999 hours
8. Power requirements: AC380 (± 10%) V/50HZ three-phase five wire system

3、 Box material:
1. The shell is processed and formed using high-quality A3 steel plate CNC machine tools, and the surface of the shell is treated with anti-static spray coating, making it more smooth and beautiful;
2. The inner liner is made of high-quality SUS304 mirror stainless steel plate;
3. The insulation material is high-density glass fiber cotton with a thickness of 100mm;
4. The temperature circulation system adopts a specially designed low-noise long axis fan motor with stainless steel multi blade impellers that are resistant to high and low temperatures, to achieve strong convection and vertical diffusion circulation;
5. A double-layer high-temperature resistant high tensile sealing strip is used between the door and the box to ensure the sealing of the testing area;
6. Adopting non reactive door handles makes operation easier;
7. The bottom of the machine adopts high-quality fixed PU movable wheels;
8. The observation window adopts multi-layer insulated tempered glass, and the inner side is coated with laminated conductive film for heating and defrosting (clearly observe the test process);
9. The test hole (on the left side of the machine) can be used for external testing power or signal lines (the aperture or number of holes needs to be increased and indicated);

4、 Control system:
1. Adopting fully imported "Japan Fuji" digital key control instrument, P.I.D microcomputer S.S.R temperature controller;
2. Accuracy: 0.1 ℃ (display range);
3. Resolution: ± 0.1 ℃;
4. Temperature sensor: PT100 platinum resistance thermometer;
5. Control method: Thermal balance temperature regulation method, all electrical appliances adopt Schneider series products;
6. The temperature control adopts the P.I.D+S.S.R system for coordinated control of the same channel;
7. It has the function of automatic conversion, which can immediately correct the temperature change conditions, making temperature control more accurate and stable;
8. The return air outlet of this test chamber is equipped with an automatic defrosting device;

5、 Heating system:
1. Adopting far-infrared nickel alloy high-speed heating electric heater;
2. The high-temperature system is completely independent and does not affect the low-temperature test;
3. The temperature control output power is calculated by a microcomputer to achieve high-precision and high-efficiency electricity efficiency;

6、 Refrigeration system:
1. Compressor: Fully enclosed original French Taikang unit;
2. Cooling method: single (double) mechanism cooling (air-cooled type);
3. Condensation method: forced air cooling;
4. Refrigerants: R404A, R23 (environmentally friendly);
5. All system pipelines undergo a 48 hour leak detection test with ventilation and pressurization;
6. The heating and cooling systems are completely independent;
7. Internal spiral refrigerant copper tube;
8. Slope evaporator;
9. The dry filter, refrigerant flow window, repair valve, oil separator, solenoid valve, and storage tank are all imported original parts;

7、 Protection system:
1. Fan overheating protection;
2. Overall equipment under phase/reverse phase protection;
3. Overload protection for refrigeration system;
4. Refrigeration system overpressure protection;
5. Overall equipment timing;
6. Overheating of the water pump and overcurrent protection;
7. Other protections include leakage, water shortage, operation indication, automatic shutdown after fault alarm, etc;

8、 Equipment usage conditions:
1. Environmental temperature: 5 ℃ to+28 ℃ (average temperature within 24 hours ≤ 28 ℃)
2. Environmental humidity: ≤ 85% R.H
3. The operating environment requires good indoor ventilation, and no objects should be placed 80 centimeters in front, back, left, right, or right of the machine;

9、 Compliant with standards: Designed and manufactured strictly in accordance with relevant standards such as GB2423.1-2008 Test A "High Temperature Test Method" and GB2423.2-2008 Test B "Low Temperature Test Method";

10、 Service commitment: 18 months warranty, free home delivery. After the installation and commissioning of the equipment is completed, relevant technical personnel will receive free operation training at the user's site, with no limit on the number of people.

Product specifications:
Model BD/GDW-100 internal dimensions D × W × H 450 × 450 × 500: mm
Model BD/GDW-225 Internal dimensions D × W × H 500 × 600 × 750: mm
Model BD/GDW-500 Internal dimensions D × W × H 700 × 800 × 900: mm
Model BD/GDW-800 internal dimensions D × W × H 800 × 1000 × 1000: mm
Model BD/GDW-010 Internal dimensions D × W × H 1000 × 1000 × 1000: mm