EMBEDMENT DESIGN IN SAFETY RELATED CONCRETE

Relay Protection Design and Operation Principles

Relay Protection Design and Operation Principles

This presentation reviews the established principles and the advanced aspects of the selection and application of protective relays in the overall protection system, multifunctional numerical devices application for power distribution and industrial systems, and addresses. Protective relays and devices have been developed over 100 years ago to provide "lastline"of defense for the electrical systems. They are intended to quickly identify a fault and isolate it so the balance of the system continue to run under normal conditions. The selected protection principle affects the operating speed of the protection, which has a significant im-pact on the harm caused by short circuits. 25 years in the electrical industry including 10 years as a MEP consulting engineer.

Read More
Explosion-proof distribution box design scheme

Explosion-proof distribution box design scheme

They are designed to contain internal explosions and prevent ignition of surrounding flammable gases or dust. In this article, we will explore three key aspects: certification standards, material selection, and application-specific design considerations. Flameproof enclosure (Ex d IIB+H2), which can be used as feed distribution equipment in control and distribution system (such as distribution box, switch box of main circuit, control box, terminal box or motor starting box etc. Explosion-proof distribution boxes are mainly used in coal mines, fire stations, petroleum, petrochemical installations and textile and other flammable and explosive places.

Read More
Electrical Safety for Cable Trays

Electrical Safety for Cable Trays

Cable tray installation must comply with specific technical standards to ensure electrical safety, system reliability, and long-term maintainability. This document outlines the key requirements for cable tray layout, installation, and fireproofing in industrial and commercial. However, these trays are not immune to safety hazards that could cause system failures, fires, or other catastrophic events. Poorly fitted trays may serve as a fuse in case of a short or a top chimney in case of a fire.

Read More
Safety marking strips for optical cables

Safety marking strips for optical cables

Fiber optic cable tags are essential tools for identifying and organizing fiber optic cables in outdoor and indoor environments. Designed to withstand harsh conditions, these tags provide a clear and lasting solution for marking cables, ensuring safe installation, maintenance, and. We offer embossed stainless steel marking systems with screw holes or fastenings for cable ties. Buried detectable & non-detectable warning tapes, high visibility reflective laminated labels & flexible line marker posts, soil markers, domed posts. Featuring 360° wrap-around printing, UV-resistant materials, and a snap-on design, these labels fit cables from 0. Keep your cables organized and clearly labeled with writable identification solutions.

Read More
Safety Standards for Optical Cable Installation

Safety Standards for Optical Cable Installation

This guide highlights essential precautions including wearing protective gear, disconnecting power sources, handling fiber scraps carefully, avoiding face or eye contact, following regulatory standards, using adequate lighting, and keeping food or beverages away from work areas. (FOA) was founded in 1995 to help develop the workforce to build the fiber optic networks to support a rapid expansion in communications and the Internet. Recommendations for Fiber Optic Cable Installation Where reels are supplied with protective material fitted over the cable, the protection should remain in place until the cable will be installed. Some key considerations for installing optical fiber cable are highlighted below.

Read More

Get In Touch

Connect With Us

📱

South Africa (Sales & Engineering HQ)

+27 10 247 8396

🇪🇺

Germany (EU Technical Support)

+49 69 975 331 42

📍

Headquarters & Manufacturing

Unit 7, Summit Place, 21 Summit Rd, Midrand, Johannesburg, 1685, South Africa