The method of high voltage test of power transformer is as follows: (1) Connect the lead wires according to the wiring diagram of the power transformer, and ensure the safety and reliability of the grounding of the transformer and the…
Chemical Properties of Enameled Wire
Enameled wire is mainly used for winding wires of motors, electrical appliances, instruments, transformers and other working places that work at temperatures above 180°C, such as polyesterimide enameled wire, polyimide enameled wire, polyester enameled wire, polyesterimide/ Polyamide-imide composite enameled wire.…
Electrical Properties of Enameled Wire
Enameled wire is a main variety of winding wire. It is composed of conductor and insulating layer. After the bare wire is annealed and softened, it is painted and baked several times. However, it is not easy to produce products…
Heat Resistance of Enameled Wire
We will strictly follow the requirements when manufacturing products. After the product is manufactured, whether its appearance, size and performance meet the technical standards of the product and the requirements of the technical agreement of the user must be judged…
Mechanical Properties of Enameled Wire
Enameled wire is the main raw material of products such as motors, electrical appliances and household appliances. Especially in recent years, the electric power industry has achieved sustained and rapid growth, and the rapid development of household appliances has brought…
Properties and Tests of Enameled Wire
Enameled wire is a main variety of winding wire, which is composed of conductor and insulating layer. After the bare wire is annealed and softened, it is painted and baked many times. However, it is not easy to produce products…
PHOTOVOLTAIC TESTING
ELTEK Labs offers photovoltaic testing and has recently added new tests to our IAS scope of accreditation (TL457). ASTM E162: Surface Flammability of Materials Using a Radiant Heat Panel This test measures surface flammability, flame propagation rate and also measures…
MULTIFACTOR TESTING
EIS and Multifactor Testing Multifactor tests are the most complex type of projects to design and conduct. The name of this type of test is self-explanatory – the project needs to address and evaluate more than one stress factor within…
NEMA 1000 – Magnet Wire Test
Part 1- Dimensions– Using the guidelines outlined in Part 1 of NEMA 1000 technicians are able to confirm build and AWG, which are useful in determining parameters for further testing. Dimensions: 1.1 Includes dimensions of bare and film insulated magnet wire;…
Test 21 : Weightless (applicable to enameled round wire)
Weight loss is a property related to the degree of cure of the enameled wire paint film. 1.1 Specimen Preparation Scrub a sample with a paint film content of not less than 0.5g by an appropriate method that does not…