What is Ground Resistance? Ground resistance refers to the resistance encountered by current flowing from the grounding device into the earth and then dispersing to another grounding body or to the distant area. It includes the resistance of the grounding wire and grounding body itself, the contact resistance between the grounding body and the earth, as well as the resistance of the earth between ...
Corrosion testing is widely employed in quality assurance laboratories within the metal industry as a critical step in quality control testing. These tests are typically conducted in salt spray test chambers, covering a range of tests for black metals and alloys. Additionally, corrosion testing is also carried out in the paint and coating industry to ensure the quality of coatings, thereby extendi...
With the rapid development of modern industrial technology, the application of electroplated products is becoming increasingly widespread across various fields. However, the complex and diverse environmental conditions also place higher demands on the quality of electroplated products. The sulfur dioxide test chamber, as a critical piece of equipment, plays an important role in accelerating the co...
In-depth Analysis of Pressure Testing Methods and Standardization Guidelines Operation Steps and Methods of Ball Pressure Testing: 1. Sample Pressure Treatment: Place the sample under the pressure device and subject it to one hour of pressure, ensuring testing in an abnormally high-temperature environment. This step aims to simulate the behavior of the sample under specific environmental condition...
With the development of technology, waterproof performance has become one of the critical evaluation criteria for various products. Whether it’s automotive parts, electronic products, or outdoor devices like cameras, excellent waterproof performance is necessary to ensure stable operation under harsh environments. This need is supported by efficient waterproof testing devices, among which th...
As the automotive industry continues to develop, there is an increasing emphasis on the need for waterproof and dustproof automotive electronic components. As a critical part of automotive electronic components, the protection level testing of connector housings has become particularly important. Among these tests, the IPX9K High Temperature Pressure Jet Waterproof Test Chamber is a key method for...
1 Scope This standard applies to fixed socket outlets for alternating current only, with a protective circuit, with a rated voltage of over 50 V but not more than 440 V, and with a rated current not exceeding 32 A, intended for domestic use or similar purposes, either in indoors or outdoors. GNGPL 6207_AL NOTE 1 When the term socket is used below, it means a fixed socket. The rated current is limi...
This part of BS 1363 specifies requirements for 13 A switched and unswitched shuttered socket-outlets for household, commercial and light industrial purposes, with particular reference to safety in normal use. The socket-outlets are suitable for the connection of appliances, sound vision equipment, luminaires, etc. in a.c. circuits only, operating at voltages not exceeding 250 Vr.m.s. and frequenc...
In today’s society, with the increasing awareness of environmental protection, people’s demands for products have expanded beyond mere functionality and performance to include environmental friendliness and safety. Against this backdrop, RoHS testing equipment, as a device capable of detecting harmful substances in products, is gaining attention and recognition. This article aims to in...
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