Protective relay testing is usually divided into three categories: acceptance testing, commissioning, and maintenance testing. Acceptance or evaluation testing determines whether a relay is appropriate for use on a specific protection application within a power system. Distance Relays: Measure impedance to detect faults in transmission lines, aiding in fault location and isolation.
Read More
Modern fiber-optic communication systems generally include optical transmitters that convert electrical signals into optical signals, to carry the signal, optical amplifiers, and optical receivers to convert the signal back into an electrical signal. They rely on optical components such as lasers, lenses, modulators, optical fibres, and photonic integrated circuits (PICs). Fiber Optics or Optical Fiber is a technology that transmits data as a light pulse along a glass or plastic fiber. The light is a form of carrier wave that is modulated to carry information. Each cable consists of strands of glass or plastic, thinner than a human hair, capable of carrying terabits of data across vast distances without significant signal loss. Single-mode fiber uses extremely thin glass strands, 8-10 micron core size, and a laser to generate light.
Read More
Inspection of electrical equipment and tools according to Circular 33/2015/TT-BCT is the technical safety inspection of electrical equipment and tools, evaluating according to the process of safety level of equipment and power tools before being put into use . Electrical installations certification from SGS – helps you comply with national and international standards and ensure the reliable operation of your facilities. Whether you are a manufacturer or operator, you need to ensure cost-effective and safe use of your electrical installations and power. We have a network of experienced mechanical and electrical inspection engineers working at vendor sites throughout Vietnam. The Vietnam Register (VR) is a government agency under the Ministry of Transport of Vietnam, responsible for the state management of quality, technical safety, and environmental protection for vehicles, transportation equipment, and industrial products.
Read More
The International Electrotechnical Commission (IEC) provides detailed guidelines for cable tray systems under IEC 61537. This standard outlines the construction requirements, testing methods, and performance parameters for cable trays and related support systems. The mechanical and electrical characteristics, tests, certifications, overall quality management, recommendations mentioned. Inspection of Cable Tray Support Structures and Fixings: Ensuring Electrical Safety and Compliance Cable tray support structures and fixings are a critical component of electrical systems and installations, playing a vital role in maintaining the integrity and safety of these systems.
Read More
As needed, inspect and torque-test bolted electrical connections to the required values. This checklist gives an organized way to assess several electrical components, therefore providing adherence to safety criteria and reducing hazards. The scope of this document provides clarification on the inspection requirements to undertake full inspection on Low Voltage (LV) distribution boards, Pillars and Transformer take off cabinets under Live conditions. Multiple circuit breakers or fuses safeguard each circuit against over-loads, short-circuits, & other types of electrical failures.
Read More+27 10 247 8396
Unit 7, Summit Place, 21 Summit Rd, Midrand, Johannesburg, 1685, South Africa