Wiring a DC-Powered System

Figure 2-3 Connections to DC-powered Chassis

Terminal block for alarm circuit

Removable cover

Circuit breaker/ power switch

Terminal block for system power

H3690

Wiring Procedure

Warning The wiring task should be performed only by a licensed electrician or qualified service personnel. Untrained personnel may be exposed to hazardous DC voltages.

To wire a DC-powered LS2020 switch to a DC power source, perform the following steps:

Step 1 Ensure that the circuit breaker/power switch on each DC power tray is OFF.

Step 2 Ensure that power to the circuit to which you will connect the LS2020 switch is OFF.

Step 3 Connect the three system power wires to the LS2020 terminal block, using the slot-tipped screwdriver to secure the terminals. Do not remove the terminal covers at the base of the terminal block.

Step 4 To connect the alarm circuit, remove the plastic terminal block cover (see Figure 2-3) and set it aside for the time being.

Step 5 Connect the alarm wires to the LS2020 terminal block, using the Phillips screwdriver to secure the terminals.

Step 6 Replace the terminal block cover.

Hardware Installation 2-7

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Cisco Systems 2020 manual Wiring Procedure, Connections to DC-powered Chassis

2020 specifications

Cisco Systems, a global leader in networking and cybersecurity solutions, experienced a transformative year in 2020, marked by its commitment to innovation and adaptation in the face of unprecedented global challenges. As the COVID-19 pandemic reshaped the way businesses operated, Cisco responded by enhancing its offerings and focusing on remote work solutions, robust security measures, and the expansion of its cloud capabilities.

One of the main features of Cisco's 2020 portfolio was the enhancement of its Webex platform. With remote work becoming the norm, Cisco Webex proved invaluable for businesses and educational institutions, providing a comprehensive suite of tools for video conferencing, online collaboration, and virtual events. The platform saw significant upgrades, including enhanced security features and improvements in user experience, ensuring seamless communication in a distributed work environment.

In the realm of cybersecurity, Cisco reinforced its dedication with the launch of several new security solutions. The Cisco SecureX platform was introduced as a cloud-native security platform that integrated the company's extensive security portfolio, allowing organizations to have a unified view of their security postures. This move highlighted Cisco's focus on simplifying security management and improving incident response times, recognizing the growing need for comprehensive cybersecurity as remote work became prevalent.

Furthermore, 2020 saw advancements in Cisco's cloud strategy. The company focused on multi-cloud environments, allowing customers to manage their applications seamlessly across various platforms. The integration of technologies such as Application Centric Infrastructure (ACI) and Cisco Intersight provided improved automation, visibility, and control over network resources, essential for businesses navigating hybrid cloud setups.

Cisco also placed a strong emphasis on digital transformation, empowering organizations to transition to a more agile and responsive IT infrastructure. The company introduced innovative solutions to support enterprises in their journeys toward digital transformation, leveraging technologies such as artificial intelligence and machine learning to enhance network performance and operational efficiency.

In addition to its focus on technology and innovation, Cisco was recognized for its commitment to corporate social responsibility. The company actively engaged in initiatives aimed at bridging the digital divide, providing resources and support to underserved communities to promote access to technology and education.

Overall, 2020 was a pivotal year for Cisco Systems, characterized by resilience, innovation, and a profound understanding of the evolving needs of businesses worldwide. Through its comprehensive portfolio of solutions, Cisco not only adapted to the changing landscape but also paved the way for a more connected and secure future.