Dc power system design for telecommunications download

How do you design a DC power system?

To design a DC power system for telecommunications that meets various requirements, considerations include battery capacity, component and wire current ratings, voltage drops, and the need to simultaneously recharge the battery and operate the load equipment. The design process involves preparation and execution.

What is a telecommunications DC power system?

A DC power system in telecommunications must provide the specified voltage range at the load equipment and battery when the prime power source is available. It is also responsible for supplying the power when the prime power source or rectifier system fails, for the specified reserve time.

What are the applications of DC power systems?

DC power systems have applications in collocating telecommunications core and access network equipment owned by different network operators. In some cases, such as a "carrier hotel," space may be provided for a number of different network operators, each with its own power system.

Which codes apply to DC power systems?

Codes such as the National Electrical Code® and International Fire Code may apply to DC power systems. However, the National Electrical Code® does not apply in spaces used exclusively for telecommunications equipment.

What is a DC power system?

A DC power system consists of main components such as voltage conversion systems and distribution systems for connecting and protecting load circuits. In addition to these, all DC power systems include ancillary systems like prime and standby ac power systems.

Who develops national standards for telecommuni-cations DC power systems?

Two organizations, the Institute of Electrical and Electronics Engineers (IEEE) and the Alliance for Telecommunications Industry Solutions (ATIS) Network Interface, Power and Protection (NIPP) Committee, develop national standards related to telecommunications DC power systems.