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

  • Fabrication of reducing elbow cable trays

    Fabrication of reducing elbow cable trays

    This manual is designed to guide workers through the detailed production process of ladder cable trays, including the manufacture of horizontal elbows, tees, crosses, reducing bends, and vertical bends, with emphasis on precision, safety, and quality control. Ladder cable trays are critical components in modern electrical infrastructure, providing robust support and organization for cables. Whether you are a DIY enthusiast, electrician, or metalworker, this tutorial will help you create cable tray elbows like a pro. 🎯 Topics Covered: Tools for cable tray elbow making. Common cable tray fittings include cable tray elbows, tees, crosses, bends, risers, reducers, bolts and nuts, locks, expansion screws, supporting brackets, suspension rods, cross arms, bases, connecting plates, covers, fixings, cable cleats, and system dividers. As technology advances, so too does the need for effective support systems. Now when I am using in the project it is working good as expected but there is only one issue where I am stuck. Unitray is proud to be 100% Canadian owned and the following catalogue.

    [PDF Version]
  • Calculation for fabrication of horizontal elbows in cable trays

    Calculation for fabrication of horizontal elbows in cable trays

    Calculate the necessary length of material to form elbows, considering the inner radius and degree of the bend to minimize material stress. The method for producing bridge bend elbows is as follows: Take a 90-degree cable tray bend elbow as an example, and apply the same principles for 45-degree bends accordingly. The length of the bottom side (bottom diagonal) after bending the cable tray should be equal to the width of the cable. This manual is designed to guide workers through the detailed production process of ladder cable trays, including the manufacture of horizontal elbows, tees, crosses, reducing bends, and vertical bends, with emphasis on precision, safety, and quality control. A rung spacing of 6 to 9 inches (150 to 230 mm) is preferable when the cable tray cont d for instrumentation and control applications that require additional protec eferred to support and protect numerous small. Unitray Systems Inc. is an Edmonton based company dedicated to excellence in the manufacturing of electrical ladder tray.

    [PDF Version]
  • Fabrication of a Temperature Fiber Optic Sensor

    Fabrication of a Temperature Fiber Optic Sensor

    We demonstrate the fabrication of fiber-optic Fabry-Perot interferometer (FPI) temperature sensors by bonding a small silicon diaphragm to the tip of an optical fiber using low melting point glass powders heated by a 980 nm laser on an aerogel substrate. Although this approach endows the sensors with high-temperature capability, the resulting silicon FPI has.


  • Relay Protection Cable Grounding Wire Fabrication

    Relay Protection Cable Grounding Wire Fabrication

    The objective of relay protection is to quickly isolate a faulty section from both ends so that the rest of the system can function satisfactorily. The functional requirements of the relay:.


  • Sheet metal fabrication for network server racks

    Sheet metal fabrication for network server racks

    Soft tool and hard tool sheet metal fabrication provide the flexibility and scalability required for producing custom server rack components. With a deep understanding of the tech industry's fast-evolving demands, Alliance Fabrication and Manufacturing focuses on delivering high-quality. Alliance Steel is a flat-rolled steel supplier, coil processor, and material distributor that has been dedicated to supporting various manufacturing needs across many industrial sectors for over twenty years. Full OEM/ODM from design to deployment.


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