LPIT IN THE FIELD HOW TO RUN SECONDARY INJECTION TESTING FOR ...

How to use a light source for optical cable testing

How to use a light source for optical cable testing

Connect a visible light source (such as a fiber optic flashlight) to one end of the cable. We'll give you the basic information you need and provide some printable references. There are several methods of fiber optic cable testing, each serving a specific purpose in assessing the cable's performance and reliability: Optical Loss Test Sets (OLTS): This method measures the total light loss in a fiber optic link, simulating the network conditions. They provide the data necessary to quantify signal loss and pinpoint issues that could impact network performance.

Read More
How to run cables through pipes and cable trays during installation

How to run cables through pipes and cable trays during installation

This guide covers the critical steps, from selecting the right electrical cable tray and performing accurate cable fill calculations to managing a safe cable pull through and ensuring all bonding and grounding requirements are met. Proper installation of cables in trays is critical for maintaining an efficient and safe electrical system. This document outlines the key requirements for cable tray layout, installation, and fireproofing in industrial and commercial environments. in this document have been tested extens ompetent professional en completely installed, without damage either to conductors or structural system use maintain spacing or to keep cables in place when the tray is ect the minimum bend ra-dius for cables as they exit the bottom of the cable tray.

Read More
How large a conduit should a 24-core ADSS fiber optic cable be run through

How large a conduit should a 24-core ADSS fiber optic cable be run through

While 40% is a good rule of thumb for pathways to meet present and future cable installation requirements, most telecom professionals aim for a maximum fill ratio of 70 to 80% for fiber innerduct. ADSS (All-Dielectric Self-Supporting), or ADSS - All-Dielectric Self-Supporting fiber optic cables, are employed to create light woven structure for transmission and distribution networks overhead because of many benefits such as ease of installation, lightweight structure, propriety installation. It sounds simple, but picking the wrong ADSS fiber optic cable 1 core count can cost you tens of thousands of dollars in rework, stranded capacity, or premature upgrades. This specification covers the construction all dialectic self-supporting Optical Fiber Cable (ADSS) properties for outdoor application. Premise innerduct is a flexible, non-metallic, corrugated raceway that has long been an essential conduit system for protecting fiber optic cables installed throughout telecommunications spaces and pathways. It can help isolate fiber to prevent damage from other cables or trades working in those.

Read More
How to make two small busbars run fastest

How to make two small busbars run fastest

To solve this, engineers bolt multiple thinner busbars together in a parallel configuration, leaving a distinct air gap between each bar (typically equal to the thickness of one bar). HIGH POWER DENSITY: With the increasing demand for higher power in electric vehicles, busbars with high power density need to handle a larger current flow in a smaller cross-sectional area, thereby also reducing the size and weight of the components. The quickest and most common method of protective device sizing is using the power dissipative RMS current to size the busbar. As part of my research, I'm doing calculations on a hypothetical high-current (4000 A) medium-voltage (5000 V) DC power transmission system using two parallel busbars. Is it correct to put two busbar of same phase without spacing? I know that when we connect two busbars it must be connected with appropriate number of bolts (depending on busbar size) so I just wondering is this correct or there should be some space between them? Pretty much he who designs it picks. Simulations and measurements are used to determine the stray inductance of the different busbars.

Read More

Get In Touch

Connect With Us

📱

South Africa (Sales & Engineering HQ)

+27 10 247 8396

📍

Headquarters & Manufacturing

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