The high and low temperature wet freezing test chamber for photovoltaic modules is mainly used in the photovoltaic and solar energy industries as testing equipment. It is used to test the parameters and performance of photovoltaic modules, including monocrystalline silicon modules, ground crystalline silicon photovoltaic modules, ground thin-film photovoltaic modules, and a series of other components, after temperature environment changes for high, low, alternating humidity, or constant tests; The parameters and performance of the constant humidity and heat test after temperature environment changes Suitable for schools, factories, military industries, research institutes, and other units.

The testing equipment in the solar energy industry is used to test the parameters and performance of photovoltaic modules, mainly monocrystalline silicon modules, ground crystalline silicon photovoltaic modules, ground thin-film photovoltaic modules, and a series of other photovoltaic components, under high temperature, low temperature, alternating humidity, or constant temperature environment changes; The parameters and performance of the constant humidity and heat test after temperature environment changes Suitable for schools, factories, military industries, research institutes, and other units.

The high and low temperature wet freezing test chamber for photovoltaic modules meets the following test methods:

This product meets the GB/T19394.-2003 test requirements; GB/T9535-1998 test; GB/T6492－ 1986、 GB/T6494、 GB/T6497、 SJ/T2196; IEC61345－ 1998; Requirements of national standards such as IEC61646, IEC61215, and other related standards. Design and manufacture in strict accordance with GB 10592-89 "Technical Conditions for High and Low Temperature Test Chambers" and GB10586-89 "Technical Conditions for Damp Heat Test Chambers", while complying with IEC61215-2005 temperature and humidity corresponding standard parameters for various high and low temperature damp heat alternating environment tests.

Technical parameters of photovoltaic module test box for high and low temperature wet freezing test box:

Model No.: XF/GDJS-A015

Studio size: Depth * Width * Height 1000 * 1000 * 1500 Unit: MM

Model No.: XF/GDJS-A030

Studio size: Depth * Width * Height 1200 * 1200 * 2000

1. Temperature range: -40 ℃~100 ℃

Alternating temperature range: -40 ℃~100 ℃

2. Humidity range: 30%~98% R.H (40~90 ℃) (controllable and adjustable)

Alternating humidity: 75%~95% R.H (25~85 ℃)

3. Temperature fluctuation: ≤ 0.5 ℃

4. Temperature deviation: ≤ 2 ℃

5. Humidity deviation: 2, -3% R.H

6. Heating and cooling rate: 1.0~3.4 ℃/min (linearly adjustable)

7. Time range: adjustable from 0 to 9999H

8. Power supply: AC? 3 380V 50Hz

9. Total power: 32KW, 38 KW

The high and low temperature wet freezing test chamber for photovoltaic modules meets the test indicators:

Thermal cycle test:

Photovoltaic modules are cycled between -40 ℃ 2 ℃ and 85 ℃ 2 ℃ in a test space with a wind speed of not less than 2m. S-1

Wet cold (frozen) test:

Place the photovoltaic module in an environmental testing chamber at room temperature and complete 10 cycles. The higher and lower temperatures should be within 2 ℃ of the set value, and the relative humidity above room temperature should be maintained within 5% R.H of the set value.

Structure of photovoltaic module test box for high and low temperature wet freezing test box:

1. The shell is made of A3 steel plate (t=1.2mm) and processed into shape by CNC machine tool. The surface is treated with spray coating, which is smooth and beautiful;

2. Insulation material: high-density glass fiber cotton, insulation thickness of 100mm;

3. Mixing system: using a long axis fan motor, stainless steel multi blade impeller that is resistant to high and low temperatures, and strong convection vertical diffusion circulation;

Changzhou Huaxia Photovoltaic Module Test Chamber Heating System for High and Low Temperature Wet Freezing Test Chamber:

1. Adopting far-infrared nickel alloy high-speed heating (3KW * 3) electric heater;

2. High temperature independent system, does not affect low temperature testing, high temperature testing, and wet heat testing;

Changzhou Huaxia Photovoltaic Module Test Chamber High and Low Temperature Humidity Freezing Test Chamber Humidification System:

1. External boiler steam humidifier;

2. Equipped with automatic water level compensation and water shortage alarm system;

3. Far infrared stainless steel high-speed heating (0.75KW * 4) electric heater;

4. The humidity control adopts P.I.D S.S.R, and the system coordinates control with the same channel.

Control system:

The temperature and humidity display control instrument adopts a fully imported large screen display (5.7-inch LED LCD display), with simple screen operation, easy program editing, no need for button input, and direct touch options on the screen. Accuracy: 0.1 ℃ (display range)

Resolution: 0.1 ℃;

Refrigeration system:

Compressor: Fully enclosed Taikang or semi enclosed German Valley Wheel;

Refrigeration method: Double machine cascade refrigeration; Condensation method: forced air cooling; Or circulating water cooling

Refrigerant: R23; R404A

The dry filter, refrigerant flow window, repair valve, oil separator, solenoid valve, and storage tank are all imported original parts;

Protection system:

All protective functions of the equipment are complete.