Optical & Smart City Networking Solutions – HHC

HHC Networks provides optical switches, OTN routers, industrial PoE switches, core/aggregation switches, network security, and smart city communication infrastructure across Africa and Europe.

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  • 2080tiai server

    2080tiai server

    The AIME R410 was first designed for our own machine learning server needs and evolved in years of experience in deep learning frameworks and customized PC hardware building. Our machines come with preinstalled Linux OS configured with latest drivers and frameworks like Tensorflow, Keras, PyTorch and Mxnet. Just login and start right away with your. For Machine Learning a new kind of server is needed, the multi GPU AIME R410 takes on the task for delivering maximum Deep Learning training and interference performance. With its liquid cooled CPU and high air flow cooling design it keeps operating at their highest performance levels even under full load in 24/7 scenarios. 6 high performance fans. The high-end AMD EPYC CPU designed for servers delivers up to 32 cores with a total of 64 threads per CPU with an unbeaten price performance ratio. The available 128 PCI 3.0 lanes of the AMD EPYC CPU allow highest interconnect and data transfer rates between the CPU and the GPUs and ensures that all GPUs are connected with full x16 PCI 3.0 bandwidt. Deep Learning is most often linked to high amount of data to be processed and stored. A high throughput and fast access times to the data are essential for fast turn around times. The AIME R410 can be configured with two NVMe SSDs, which are connected by PCI lanes directly to CPU and main memory. We offer following 3 class types of SSD to be config. With the two available 10 Gbit/s LAN ports fastest connections to NAS resources and big data collections are achievable. Also for data interchange in a distributed compute cluster the highest available LAN connectivity is a must have. The AIME R410 is equipped with a dedicated IPMI LAN interface with its advanced BMC it can be remote monitored and.
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  • How many switches can a three-level distribution box have

    How many switches can a three-level distribution box have

    (3) Power distribution from tertiary switch boxes to electrical equipment must follow the “one machine, one switch” principle, with no branching allowed. (1) Power distribution from the primary main distribution board (distribution cabinet) to secondary distribution boards can be branched; that is, one main distribution board may supply power via multiple branch circuits to several secondary distribution boards. The process involves summing the required volume allowances for every component within the box—including conductors, devices, clamps. A three phase distribution box controls and guards electricity in three-phase power systems. This device makes sure power goes to big machines safely and quickly. Several public inputs (code change proposals) were submitted during the 2020 NEC ® code cycle voicing concerns over electrical safety hazards that exist based on the old configuration, one of which is the fact.
  • Flame-retardant optical cable test

    Flame-retardant optical cable test

    This test evaluates flame retardancy of a single insulated cable or wire. Key characteristics: IEC 60332-1-2 is commonly specified for residential, commercial, and low-risk environments. IEC 60332-3 assesses flame spread when multiple cables are installed together in bundles or. Corning Optical Communications manufactures quality flame retardant optical fiber cables for indoor applications, which comply with the requirements of the National Electric Code® (NEC® 2023) published by the National Fire Protection Agency (NFPA). To ensure compliance to these requirements, a. Flammability tests and determination of combustion products are critical in helping us and you as the consumer understand how fire spreads along the cable and potential threats to people and materials in the event of a cable fire. Please note that these tests are conducted under standardized. This short guide explains the commonly used materials — LSZH and PVC — how industry fire-rating systems (plenum, riser, vertical flame tests) work, and practical tradeoffs so you can pick the right cable for the space and code requirements.

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