Thermal shock test chamber

Material thermal shock testing machine thermal shock testing chamberProduct Usage

Thermal shock test chamberThis is a physical environmental destructive testing equipment mainly used to provide a rapidly changing temperature environment for ceramic insulators used in high-voltage lines, testing the damage of insulators caused by sudden temperature changes due to sudden rainfall in high-temperature environments on the surface in summer.

According to user requirements, the material thermal shock testing machine is designed and manufactured in accordance with the corresponding technical conditions of "GB/T1001.1 Overhead lines with nominal voltage above 1000 V Part 1: Ceramic or glass insulator components for AC systems - Definitions and other test methods and judgment criteria".

Thermal shock test chamberProduct Features

Reasonable structural design and standardized manufacturing process.

◎ Digital temperature control, PID self-tuning.

The main functional components are all made of international brands, greatly improving the safety and reliability of the product.

The technical principle is reliable, and noise and energy conservation are best controlled.

The matching and assembly of components are good, which can ensure the long-term and high-frequency use requirements of users.

The equipment has good operability and maintainability.

All wires inside the control cabinet have serial numbers and numbers, and the wiring is clear.

All components, wires, and safety warnings are effectively labeled.

Sealing gaskets and sealing strips can maintain good physical properties under extreme temperature and long-term working conditions.

The quality level of all electrical components of the equipment shall not be lower than the industrial standard.

The treatment of three wastes meets the requirements of laws, regulations, and technical specifications, does not pollute the environment, and does not harm human health.

Main technical parameters of material thermal shock test chamber

1. The internal dimensions of the high-temperature zone shall not be less than IW450 X IH450 X lD450mm; The internal dimensions of the cold water zone shall not be smaller than those of the high-temperature zone, and shall ensure that the high-temperature gas pressure generated by the sample will not cause cracking or deformation of the cold water zone box;

2. The temperature control range in the high temperature zone is+20 ° C to+200 ° C, and the temperature fluctuation is ≤± 0 5C, Temperature deviation ≤ ± 2 ° C, temperature uniformity ≤ 2 ° C;

3. Temperature rise time, under no-load and no heating conditions, RT~+200 ° C, within 50 minutes:

4. Exterior material: High quality cold-rolled steel plate with spray coating treatment, plate thickness not less than 1.0mm;

5. Interior material: High quality stainless steel plate (SUS 304 2B CP grinding processing), plate thickness not less than 1mm:

6. Box thickness: ≥ T 100mm;

7. Thermal insulation material: high thermal insulation ultra-fine glass wool;

8. Door: equipped with high-temperature transparent glass, with a window size of not less than 250 * 250mm;

9. Supply fan: single suction multi blade;

Stainless steel axial fan, AC220V, 180W；

10. Heater: Nickel chromium alloy heater, AC220V, 1KW；

11. Circulation mode: forced hot air circulation, horizontal laminar flow mode;

12. Temperature regulation method: automatic adjustment of heating output power, P1D adjustment, using imported control instruments;

13. Sensor: High precision K-type thermocouple;

14. Working mode: Automatic comparison between high and low temperature zones, automatically adjusting to the specified temperature for insulator thermal shock. The tester heats up and maintains the temperature according to the specified temperature and heating rate. After maintaining the specified time, the high-temperature zone bottom plate is automatically opened. There is a dedicated mechanical mechanism that automatically sends the sample into the cold water zone. The cold water zone valve plate opens and actively discharges water vapor. After the sample cools down, press the button to operate and the sample is taken out of the tester;

15. Equipped with a fully automatic insulator lifting test stand.

[Environment for use of thermal shock test chamber]

1. Environmental temperature: -5 ° C to 4 ° C;

2. Relative humidity: 5% to 90%

3. Seismic resistance; 6 degrees, capable of withstanding mechanical vibrations during normal operation and impacts under conventional transportation conditions, without affecting functionality and accuracy.

4. Equipment service life: 10 years