Needed: one international standard for circuit breakers

Article Abstract:

The existence of two standards for high-voltage circuit breakers poses a serious problem to electric utilities and electrical equipment manufacturers who want to market their products globally. This underscores the need for one international standard for circuit breaker specifications.

Cover Story, Electric circuit-breakers, Circuit breakers

---

What's changing in metal-clad switchgear?

Article Abstract:

Metal-clad switchgears are constantly being revised due to technology and to make standards of the American National Standards Institute meet that of the International Electrotechnical Commission. One significant development is the explosion-proof switchgear.

Switches

---

Needed: variable-impedance current-limiting reactors

Article Abstract:

Current-limiting reactors whose impedance increases when the current achieves fault level have yet to be developed by manufacturers. Devices with magnetic properties and cryogenic devices are possible alternatives.

Evaluation, Equipment and supplies, Measurement, Impedance (Electricity), Voltage regulators, Nonlinear networks, Electric current regulators

Similar abstracts:

• Abstracts: The international move toward efficiency. Software measures saving from high-efficiency motors. How the states regulate efficiency lighting
• Abstracts: National accounts reveal energy needs. Pena's swan song
• Abstracts: The power plant: a spread option? Responding to utility needs in a competitive climate. An option to beat the system, and stay competitive
• Abstracts: Up in the air. Cisco targets retailers. Garmin to open retail outlet in Chicago
• Abstracts: Wood still lowest-cost transmission structure. Keep poles straight by using proper backfill. How flow duration curves define transmission usage

This website is not affiliated with document authors or copyright owners. This page is provided for informational purposes only. Unintentional errors are possible.