Product Introduction

Also known as Shenzhen Constant Temperature and Humidity Test Chamber, it is used to test various materials for reliability testing in high and low temperature constant and gradient, sudden, heat-resistant, cold resistant, dry resistant, and moisture resistant isothermal humidity environment simulation. By using a constant temperature and humidity chamber to test the adaptability of samples in environments with high temperature and high humidity, low temperature and low humidity, high and low temperature cycles, and constant high and low temperature, the quality of the product can be determined.

Suitable for electronics, electricians, electrical appliances, communications, fiber optics, LCD, LED, LED backlight, LED energy-saving lamps, LED modules, LED displays, LED LCD screens, crystals, inductors, etc PCB、 High temperature resistance, low temperature resistance, humidity resistance, and humidity resistance cycling tests for products such as batteries, computers, mobile phones, instruments, vehicles, plastic products, metals, food, chemicals, building materials, medical, aerospace, etc.

1、 Product Overview:

This testing machine is mainly used for overcharging and discharging of batteries. During charging and discharging tests, the battery is placed in an explosion-proof box and connected to an external charging and discharging tester to protect the operator and the instrument. The testing box of this machine can be customized according to testing needs.

2、 Meet the standards:
GB 31241-2014，GB/T 18287 -2013，GB/T 8897.6-2008，YD/T 2366.1-2011，GB/T 21966-2008，MT/T 1051-2007

3、 Equipment technical parameters:
1. Size of each test box: 500 * 500 * 500mm (length * width * height); (can also be customized according to customer requirements)
2. Material: Outer box: 1.5mm thick A3 steel plate and treated with baking paint, Inner box: SUS # 201 stainless steel, thickness 1.2mm;
3. Single door, double layered door, inner box door made of stainless steel material, with silicone tightening strip, and observation window on the door;
4. The door is connected to the box by a strong hinge, and is equipped with an explosion-proof cold handle lock;
5. Observation window: There is a 250x250mm transparent observation window on the front of each test box, which is convenient for observing the status of the test products inside the test box;
6. Add PTFE tape inside the test chamber for effective insulation, flame retardancy, and easy cleaning;
7. There is a circular test hole with a diameter of 50mm on the right side of each layer of the box, which facilitates the passage of test connection wires;
8. Control the lighting and exhaust in each testing room through a separate testing panel. In case of smoke or fire, the exhaust fan inside the box will automatically turn on to exhaust smoke.

Meet the standards:
1. GB/T10589-1989 Technical conditions for low-temperature test chambers;
2. GB/T10586-1989 Technical Conditions for Damp Heat Test Chamber;
3. GB/T10592-1989 Technical conditions for high and low temperature test chambers;
4. GB2423.1-89 Low temperature test Aa, Ab ；
5. IEC68-2-2 Test B: High and Low Temperature Alternating Current, etc;
Product Structure:
1. Standard configuration: observation window (indoor lighting), one ф 50mm cable hole, two sets of sample racks (adjustable height)
2. Inner box - stainless steel plate;
3. Outer box - stainless steel or steel plate spray coating
4. Insulation material: Hard polyurethane foam+glass wool
5. Controller: touch screen programmable controller
6. Refrigeration system: French Taikang fully enclosed compressor/environmentally friendly refrigerant
7. Protection device: Compressor overheating, overcurrent, overpressure, heating humidification air burn, box temperature rise, water shortage alarm system
8. Power supply: 380V

Technical parameters:
1. Temperature range: A:-0℃～150℃ B:- 20℃～302℃ C:- 40℃～150℃ D:- 60℃～150℃E:-70℃～150℃

2. Humidity range: 30～98％R. H
3. Fluctuations/Uniformity: ≤ ±0.5℃ /≤±2℃
4. Humidity deviation:+ 2- 3％R. H
5. Heating rate: 1.0℃ ～3.0℃ /min
6. Cooling rate: 0.7℃ ～1.0℃ /min
7. Power supply voltage: AC380V ± 10% 50 ± 0.5Hz three-phase five wire system
8. Environmental temperature and humidity for use: 5℃ ～＋30℃ ≤85％R. H

5、 The main features of the high and low temperature cyclic wet heat test chamber are:
Operation control system for high and low temperature cyclic wet heat test chamber:
1. Controller: Imported programmable touch LCD with Chinese English dialogue display Microcomputer integrated controller
2. Accuracy range: Set accuracy: temperature ± 0.1 ℃, humidity ± 1% R.H, indication accuracy: temperature ± 0.1 ℃, humidity ± 1% R.H
3. Temperature and humidity sensor: Platinum resistance PT100 Ω/mV
4. Heating system: fully independent system, nickel chromium alloy electric heating heater
5. Humidification system: External isolated, all stainless steel shallow surface evaporative humidifier
6. Dehumidification system: using evaporator coil dew point temperature laminar contact dehumidification method. Water supply system: humidification water supply adopts automatic control And it can recycle residual water Water conservation and consumption reduction
7. Refrigeration system: Fully enclosed air-cooled single unit compression refrigeration method/Original French "Taikang"/Fully enclosed air-cooled cascade compression refrigeration method
8. Circulating system: Temperature resistant and low-noise air conditioning motor Multi blade centrifugal wind turbine
9. Safety protection: equipped with leakage, short circuit, overheating, water shortage, motor overheating, compressor overpressure, overload, overcurrent protection/controller power-off memory
6、 Compliant with standards:
The high and low temperature alternating humidity test chamber complies with the national standard GB/T2423.1-2001 GB/T2423.2-2001 GB/T2423.3-1993 GB/T2423.4-1993.