+27 21 852 4719 [email protected] Mon-Fri 8:00-17:30 (SAST)
Air Handling Unit Ahu Design Guideline

Air Handling Unit Ahu Design Guideline

Browse technical resources about OM5/OS2 fiber, FC/ST connectors, distribution boxes, circulators, QSFP28, PDU, FTTR, rail transit and communication cabling.

  • Average optical cable loss unit

    Average optical cable loss unit

    Fiber loss is typically measured in decibels (dB) per unit length: The standard unit for fiber loss is dB/km, indicating the signal loss per kilometer of fiber. Factors causing fiber loss are various, such as intrinsic material absorption, bending, connector loss, etc. Losses in the optical fiber can be categorified. To be able to judge whether a fiber optic cable plant is good, one does a insertion loss test with a light source and power meter and compares that to an estimate of what is a reasonable loss for that cable plant. After entering your values, please ensure you click the 'Calculate Link Loss' button at the bottom of the page to generate your total link loss. This step is necessary to see if your system falls within. The following loss values are typical for optical components used in the data communication industry. Use the manufacturer's loss values if available. Dispersion increases with distance and its effects increase with data rate.

    [PDF Version]
  • Relay protection of a 600MW generator-transformer unit

    Relay protection of a 600MW generator-transformer unit

    The document discusses the protection mechanisms for generators and transformers, focusing on internal and external faults, types of protection schemes, and key devices such as differential relays, Buchholz relays, and overheating protection. Generators are designed to run at a high load factor for a large number of years and permit certain incidences of abnormal working conditions. Protection relays protect the generator, prime mover, external power system. The modular SIPROTEC 7UM85 generator protection relay contains all necessary main protection and monitoring functions for generators and power plant units. The SIPROTEC 7SX85 is a modular universal protection device. The communication engineering is done usi ays can also be ordered without any preconfiguration. To safeguard machines from overloads and unusual circumstances, preventive measures are required.

    [PDF Version]
  • Automated Design for Pigtail Assembly

    Automated Design for Pigtail Assembly

    This paper conducts a systematic literature review to identify research publications that quantify the fitness for automated assembly based on the product design, cluster them and analyze their a.


  • Energy-efficient hot aisle design for industrial Ethernet server rooms

    Energy-efficient hot aisle design for industrial Ethernet server rooms

    A Hot Aisle Containment system encloses the hot exhaust side of the server racks, creating a contained hot aisle. This design features a ceiling-mounted hot air extraction system that pulls the hot air directly from the hot aisle, preventing it from mixing with the. The hot aisle /cold aisle data center layout was originated by IBM in 1992 and it is one of the oldest ways to save energy in the data center. 1 Hot aisle/cold aisle layout involves lining up server racks in alternating rows with cold air intakes – the fronts of servers – facing each other (the. Aisle containment ceilings, walls and end of row doors are designed to help maintain optimal operating temperature in server rooms and data centers in order to lower data center energy demands and save on energy costs.


  • Dimensions of electrical distribution boxes in design institutes

    Dimensions of electrical distribution boxes in design institutes

    This report provides a comprehensive analysis of electrical distribution board (DB) box sizes, including physical dimensions, electrical capacities, and market trends based on current 2025-2026 standards. Electrical enclosure sizes are not universal, but most manufacturers follow common size families. Check out this quick guide: Think about how many devices you need, where you will install the box, and the environment. Picking the right size helps you stay safe, follow. Choosing the correct electrical box dimensions is essential for safe wiring, code compliance, and long-term reliability. Choosing the proper enclosure requires fluency in the language of gangs, physical footprint, and—most importantly— internal. This guide explains electrical box dimensions, standard sizes, depth options, and volume calculations to help you select the correct enclosure. Incorrect sizing can cause: Industrial and commercial applications especially require proper volume and internal space planning.

    [PDF Version]

Need Product Pricing?

Contact us for competitive quotes on any of our fiber optic and telecom products

Get a Quote