+33 6 52 81 47 39 [email protected] Mon-Fri 08:00-18:00 (CET)
Parr Design Center Ne Portland

Parr Design Center Ne Portland

Browse technical resources about OPGW, ADSS, distribution automation, relay protection, fiber sensing, substation networks, line monitoring, and energy internet.

  • Data Center Cold Aisle Door

    Data Center Cold Aisle Door

    Cold aisle containment systems use doors at aisle ends, ceiling panels or lids above racks, and structural frames to create enclosed zones where cold supply air flows directly to IT equipment intakes. Without containment, cold supply and hot exhaust air mix throughout the data. Hot aisle and cold aisle containment are foundational concepts in data center design. When implemented correctly, they improve efficiency, reduce energy consumption, extend equipment life, and enhance overall reliability. An enormous amount of energy is used every day to maintain an acceptable intake. Tate's Cold Aisle Containment (CAC) system efficiently captures cold air from the CRAH or CRAC unit via an underfloor plenum, ensuring the I. T equipment is kept at an effective temperature. Double sliding doors are ideal for use on aisles 48” and wider. The center opening doors minimize the overall footprint in both directions and a. n is a best practice solution that separates hot and cold air streams. This method raises the temperature of the air returning to a Computer Room Air Con itioner (CRAC) unit, which allows the unit to operate more eficiently.

    [PDF Version]
  • Shougang Internet Data Center

    Shougang Internet Data Center

    This colocation data center is a high-density interconnection point for the West Coast, with connectivity to leading domestic and Asia Pacific carriers, cloud providers, and local internet exchanges. Our metro footprint also provides access to Bay Area colocation facilities. Through the surging tides of history and the forging fires of the times, Shougang Group stands as a testament to resilience and transformation. (abbreviated as Shou Zixin Company), with the English name Beijing Shougang Automation Information Technology Co. Versatile and scalable. Gelonghui, August 11 | Shougang Holdings (00697.


  • Optical module center wavelength offset

    Optical module center wavelength offset

    2, published in 2002, defines that a CWDM system can support up to 18 nominal center operating wavelengths over a fiber link, ranging from 1270 nm to 1610 nm. Adjacent wavelengths are spaced 20 nm apart, with an allowable center wavelength deviation of. The first edition of ITU-T G. Various lasers, including those of the same kind, may have different center. Thank You!Center Wavelength: The center wavelength of optical modules refers to the range of light waves utilized during the transmission of optical signals, measured in nanometers (nm). Commonly used wavelengths include 850nm, 1310nm, and 1550nm, as well as the CWDM wavelengths ranging from 1270nm to 1610nm. This document focuses on projection optical modules that incorporate Texas Instruments' DLP Display chips and are designed to project an image onto a surface for a variety of applications, including smartphones, tablets, display projectors, smart home displays, digital signage, AR glasses, and.

    [PDF Version]
  • Case Study of Edge Data Center Construction in Australia

    Case Study of Edge Data Center Construction in Australia

    In one of Australia's most remote regions, NEXTDC and Vertiv partnered to deliver PH1 Port Hedland — a modular, edge data centre bringing cloud connectivity and resilience to the Pilbara area. Utilising EcoStruxure™ IT, LEDC monitors all facilities in real time, remotely, ensuring uptime across their network of connected Tier 3 data centres. Innovative IT and data centre solutions that. Click Learn More to View the Case Study. LEDC Cloud Services Providing Private Cloud Infrastructure, Backup and Storage Services to Regional Australia. “It's begun! Work on NextDC's GE1 4. 4MW data center in Geelong has commenced, bringing new capability to the region,” Adam Gardner, head of Edge at NextDC, said on LinkedIn this week.


  • Somali Internet Industry Data Center

    Somali Internet Industry Data Center

    The National Data Center is planned to become a beacon of innovation, offering world-leading data storage, recovery, and cybersecurity services. Market Forecast By Services (Hosting, Colocation, CDN, Others), By Deployment (Public, Private, Hybrid), By Enterprise Size (Large Enterprise, SMEs), By End-use (CSP, Telecom, Government/Public Sector, BFSI, Media & Entertainment, E-commerce & Retail, Others) And Competitive Landscape How does. Mogadishu, November 15, 2023 – The Federal Communications and Technology Minister, H. Jama Khalif, has officially marked the commencement of the construction of the National Data Center in Mogadishu. This milestone underscores the government's commitment to advancing technological infrastructure. Somalia's biggest telecommunications firm plans to build more green data centers to support the growing demands of the local and the global AI economy, Chief Executive Officer Ahmed Mohamud Yusuf said. Embassies worldwide by Commerce Department, State Department and other U.

    [PDF Version]
  • Data Center Rack Mounting Holes

    Data Center Rack Mounting Holes

    Before installing system components, locate the hole pattern in the rack rails to allow adequate Unit height (U) of vertical space. Rack cabinets that meet EIA-310 standards have an alternating pattern of three holes per rack unit. Rack rails are the vertical structures inside a server rack that provide the mounting points for IT equipment like servers, switches, and storage devices. These rails are typically equipped with pre-drilled holes or slots to accommodate screws or cage nuts, ensuring secure installation. Two-Post Racks: Ideal for telecom installations, supporting equipment either by the front panel holes or closer to the center of gravity to. The Electronic Industries Association (EIA) establishes standards for cabinets and racks intended for use with computers and other electronic equipment. Whether you are designing a new setup or optimizing an existing one, understanding key IT rack terminologies is essential. This article provides an overview of the.

    [PDF Version]
  • What are the design principles of low-voltage complete sets of equipment

    What are the design principles of low-voltage complete sets of equipment

    IEC 60364-1:2025 defines the scope and objective of the IEC 60364 series and specifies the fundamental safety requirements for an electrical installation. This document addresses the fundamental principles, assessment of general characteristics and definitions of low-voltage electrical. The rapid advancement of lighting and electronic technologies is reshaping the way electrical systems are designed and installed. As our homes, buildings, and infrastructures become smarter and more interconnected, low voltage electrical installations must evolve to meet new performance and safety. design parameters for Low Voltage networks. In particular, the document sets forward common requirements for design of networks considering uc efficient ti h connection to the supply network provided. Errors or changes – for example as a.


  • Can I learn how to design electrical distribution boxes

    Can I learn how to design electrical distribution boxes

    Learn the step-by-step process of customizing complete distribution boxes tailored to your needs. From requirement confirmation to design, production, and testing, find out how to get a reliable, flexible distribution system. Custom services let you add overcurrent protection, better sealing against moisture, and modular layouts for future upgrades. Building your own distribution box allows. Learn how to design an electrical power distribution system step by step, covering load analysis, voltage selection, equipment choice, and safety compliance.


  • The role of fiber optic sensors in mechanical design

    The role of fiber optic sensors in mechanical design

    The core function of an optical fiber pressure sensor is to convert external mechanical pressure into measurable changes in the optical signals transmitted through the fiber. This process relies on the fiber's unique waveguide structure and the interaction between light and. A fiber optic sensor measures a physical quantity by modulating the intensity, spectrum, phase, or polarization of light traveling through the optical fiber system. It's a device that converts light rays into electronic signals. This article will explore the working principle. This paper conducts a systematic analysis of the sensing mechanisms in fiber-optic pressure sensors, with a particular focus on the performance optimization effects of fiber structures and materials, while elucidating their application characteristics in different sensing scenarios. Radiation absorption creates electronic excited states that are trapped by localized defects for extended periods of time. The obvious one is that they can work at high levels of electromagnetic interference and in other adverse conditions (high dust concentration, high temperature, high pressure.

    [PDF Version]
  • GPON Optical Module Circuit Design

    GPON Optical Module Circuit Design

    An OLT consists of three major parts: 1. Service port interface function - Provides translation between service interfaces and the TC frame interface of the PON section. 2. Cross-connect function - Provides a c.


Need Product Pricing?

Contact us for competitive quotes on any of our power communication and smart grid products

Get a Quote