Bending and Winding Test with Low Temperature For Flexible Cords and Cables

Bending and winding tests are used to check the resistance durability of flexible cords and cables. Learn more about the process with this guide! Get the low-down on Low Temperature Winding Test Device – learn how it works, why it matters and get tips to use it effectively! The bending and winding test is an important procedure used to evaluate the durability of flexible cords and cables. This test process helps manufacturers ensure that the cables they produce can stand up to repeated flexing and winding without breaking or failing in operation.

Low temperature winding test device is a tool used to evaluate the ability of electric machines, such as motors and generators, to withstand low temperatures and humidity. This instrument can be used to identify insulation breakdowns that could lead to device failure or fire hazards. Read on for a better understanding of how this testing device works and how you can benefit from its use.

Wewon’s low temperature winding test device complies with IEC540, GB2951.4, UL 62, IEC 60811-1-4 standard requirements. The winding test device is suitable for low-temperature winding tests on circular insulated cores with an outer diameter of 12.5mm and below, and fan-shaped insulated cores that cannot be prepared for dumbbell specimens. By the way, Bending and winding test should be placed in a low temperature test chamber.

Bending and Winding Test Device for Flexible Cords and Cables

Sample Diameter:2.5mm ~ 12.5mm
Sample Winding Coil:2 ~ 10 Turns
Pipe Outlet Diameter:3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 16 (mm)
Test Bar Diameter:9.6, 12.5, 16, 20, 25, 31.5, 40, 50 (mm)

What Is the Purpose of a bending and winding test? The purpose of a bending and winding test is to check the resistance durability of cables and cords in various types of bending conditions. This test helps manufacturers ensure that their products can handle repeated flexing and winding without breaking or suffering damage caused by overflexing. A successful test also provides assurance that these flexible cords and cables meet industry safety standards for use.

When undergoing a bending and winding test, a flexible cord or cable is wound into a coil and then your product is bent several times to check its resistance durability. As part of this process, testers measure the amount of force necessary to bend the cords or cables in various directions. Any deformations, breaks, or tears that occur during testing are carefully documented and an overall evaluation of the product’s performance concludes the testing process.

To maximize the durability of a flexing cable, it is important to understand the bend radius requirements. A flexible cord or cable should be evaluated under the same conditions it may experience during normal usage in order to determine its ability to withstand repeated scenarios. Throughout the bend and winding test process, the bend radius will be monitored to ensure that basic parameters remain within desired limits. Keeping track of these values can help you better understand how much flexure and strand displacement a particular cable can withstand over time.

related page logoUL 62 -2010 Standard For Safety – Flexible Cords and Cables|Underwriters Laboratories Inc.
related page logoIEC 811-1-4 :1985 Common Test Methods for Insulating and Sheathing Materials of Electric Cables Part 1: Methods for General Application Section – Four – Test at Low Temperature
related page logoGB/T 2951.4 -1997 Common Test Methods for Insulating and Sheathing Materials of Electric Cables Part1: Methods For General Application Section – Four : Test at Low Temperature
related page logoGB/T 2951.14 -2008 Common Test Methods for Insulating and Sheathing Materials of Electric and Optical Cables — Part 14: Methods for General Application – Test at Low Temperature
related page logoIEC 60540: 1982 Test Methods For Insulations and Sheaths of Electric Cables and Cords (Elastomeric and Thermoplastic Compounds)
related page logoUL 62 -2014 Standard For Safety – Flexible Cords and Cables|Underwriters Laboratories Inc.

Meanwhile, Quality controls are essential to sustain the optimal performance of your low temp winding test device. Check regularly for issues such as loose wires and broken connectors, as they can cause significant damage to the device. Additionally, keep an eye out for any dust, dirt or moisture that may affect its operation. If you’re unsure how to test any of these components,Please contact with us ! Our technician team will support you when you recevied the applicable inquiries by email.

Low temperature bending and winding tests are an essential tool for many industries to ensure the reliability and performance of their electrical products. By exposing windings or resistors to extremely cold temperatures and then testing electric resistance or connectivity, these tests help engineers monitor and measure the effects of different conditions on electrical materials.

Cord Winding Crack Tester for Wire and Cable Test
Bending winding test in low temperature test chamber offer many advantages over other testing methods. They can assess the impact of extreme temperatures on components more accurately and with greater precision than other tests. Additionally, they are often less expensive and easier to perform. However, these tests have some drawbacks as well; they are time consuming, involve complex mathematical analysis, and may require special equipment in order to precisely monitor and measure performance.

After a low temperature winding test is performed, it is important to analyze and interpret the results accurately. Make sure to review the data collected using two or more thermocouples in order to capture potential temperature variations. Analyze how the wire insulation behaviors changed under different working conditions, such as varying voltage and temperatures. Additionally, compare test results with industry standards and other types of tests in order to thoroughly assess performance.

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